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NFI3NFI4
change: stem number
main tree species
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
main tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
spruce-1.50.2-0.30.3-0.30.20.30.20.40.31.00.3-0.40.1
fir0.30.30.30.30.10.41.01.40.20.90.20.80.30.2
pine-2.10.41.01.10.91.3-1.50.7-0.30.4-0.71.0-1.00.3
larch0.12.04.23.40.50.70.00.40.60.40.70.30.40.2
stone pine..-0.70.17.72.10.80.51.30.711.96.61.20.4
other conifers0.20.83.71.73.63.64.53.3-0.30.90.0.0.70.6
beech-0.50.2-0.50.3-0.50.40.40.70.30.60.90.3-0.30.1
maple1.00.40.90.41.40.62.51.11.31.22.81.21.20.3
ash-0.40.40.41.0-1.40.91.10.90.60.81.30.7-0.20.3
oak-1.40.4-0.90.8-0.92.33.81.21.20.9-1.50.5-0.90.3
chestnut-3.22.30.0...3.41.00.0.-0.90.4-0.80.3
other broadleaves0.20.5-0.30.7-0.70.9-0.10.70.71.0-0.00.40.00.2
total-0.60.1-0.10.2-0.20.20.20.20.50.20.30.2-0.20.1
© WSL, Swiss National Forest Inventory, 20.06.2020 #836196/302527
NFI3NFI4
change: stem number
main tree species
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
main tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
spruce-1.00.3-1.90.3-0.70.20.40.21.00.3-0.40.1
fir0.20.30.40.60.30.30.40.40.20.80.30.2
pine-1.60.6-2.70.4-0.40.8-0.60.4-0.71.0-1.00.3
larch1.51.7-0.22.48.15.10.20.30.70.30.40.2
stone pine....1.72.91.10.411.96.61.20.4
other conifers0.61.00.11.010.35.70.20.90.0.0.70.6
beech-0.40.2-0.70.3-0.50.3-0.30.40.90.3-0.30.1
maple1.10.60.80.60.60.41.90.52.81.21.20.3
ash-1.40.60.20.5-0.90.60.21.01.30.7-0.20.3
oak-0.90.5-1.80.5-2.81.22.50.8-1.50.5-0.90.3
chestnut..-3.22.3..2.81.0-0.90.4-0.80.3
other broadleaves-0.50.60.70.7-1.00.70.20.5-0.00.4-0.00.2
total-0.40.2-0.80.2-0.40.20.40.10.30.2-0.20.1
© WSL, Swiss National Forest Inventory, 20.06.2020 #836197/302528
NFI2NFI4
change: stem number
main tree species
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
canton %± %± %± %± %± %± %± %± %± %± %± %± %±
AG-24.710.6-9.216.1-57.38.0-37.711.6..17.367.9-18.45.228.923.513.617.5-27.69.30.0.2.211.1-14.64.6
AI-2.913.2-13.811.7169.2239.3345.5488.7..50.00.0-21.69.838.618.6-1.234.1....-37.835.1-2.310.7
AR-26.89.7-1.923.29.60.0-9.90.0..100.0.-10.68.828.629.9-39.518.40.0...-46.630.7-20.37.6
BE-21.03.5-5.14.17.318.2-27.618.9-36.544.216.516.7-8.33.426.69.512.611.9-29.08.50.0.20.213.6-10.22.2
BL/BS-12.228.428.712.0-41.37.7-39.419.1..-52.40.1-10.76.411.217.7-25.214.1-27.75.0..-37.512.2-13.85.7
FR-33.35.50.213.0-52.66.0-37.350.3..-60.217.1-15.15.852.621.643.822.7-40.211.4..11.225.7-18.04.2
GE-71.430.6..-52.25.8........92.666.925.046.9-61.311.9..35.441.9-45.912.6
GL-14.59.0-11.37.8..102.8145.4..0.0.-15.19.63.713.4-15.933.3....-9.316.0-12.46.3
GR10.63.67.49.7-8.74.24.64.36.06.659.833.87.48.349.418.621.813.4-2.114.0-28.16.98.110.38.02.5
JU-31.610.217.69.3-36.310.6139.3170.6..387.3335.1-1.46.218.217.2-25.18.9-41.910.0..-14.67.4-8.14.4
LU-28.65.74.99.2-11.515.438.972.1..18.242.1-6.45.542.620.16.218.8-41.114.6..-33.317.4-13.44.1
NE-7.76.6-6.96.0-33.28.30.0...0.0.0.77.563.738.6-1.539.11.910.5..-13.614.8-2.53.7
NW-11.613.0-25.816.0......-33.30.0-27.210.1-5.723.8-4.211.00.0...-1.231.6-15.09.0
OW4.38.22.114.0-0.617.5394.9558.5-2.20.00.0.-19.19.035.021.1-11.031.30.0...12.535.91.26.3
SG-15.35.7-8.45.8-19.19.0-20.216.2100.0.175.785.6-4.46.21.59.9-1.012.8-42.911.1..-19.711.2-9.53.8
SH-4.320.37.324.3-28.113.8-52.312.2..8.32.0-18.85.9-7.118.155.798.9-25.19.5..71.177.7-11.39.0
SO-35.310.03.313.0-19.311.080.2106.2..67.820.8-10.56.03.012.7-13.116.316.221.3..-11.417.4-12.54.8
SZ-16.57.517.015.3-15.016.861.078.2..94.7134.06.87.415.317.423.829.2-39.917.5..10.026.9-2.96.2
TG-32.78.022.725.9-41.98.0-13.55.3..11.339.52.311.217.718.16.913.4-41.58.0..-3.517.2-12.16.7
TI19.77.427.115.4-12.57.515.67.0300.0141.8323.5316.114.84.888.329.134.015.5-6.46.0-7.45.66.25.39.02.6
UR-3.77.66.511.1-9.213.7-100.00.087.0.29.532.38.55.726.414.874.442.144.419.2..-2.825.42.75.4
VD-11.14.7-1.36.5-19.414.9161.698.4..-20.323.1-9.94.121.99.9-1.712.1-8.88.49.731.4-2.510.1-4.92.8
VS4.33.311.515.9-19.76.92.04.97.98.2-29.554.07.48.255.119.533.621.777.922.7-29.324.78.58.53.92.5
ZG-26.621.55.623.3..0.0...0.0.29.736.53.419.9-36.025.50.0...-44.942.1-12.615.4
ZH-29.55.9-19.18.6-36.05.9-0.522.8..26.013.6-10.35.528.420.618.416.57.826.0..0.915.3-14.43.9
Switzerland-11.61.40.62.2-19.23.05.03.28.45.122.112.8-5.71.425.93.98.44.1-16.74.3-9.15.12.42.9-5.00.8
© WSL, Swiss National Forest Inventory, 20.06.2020 #836198/302529
NFI3NFI4
change: stem number
main tree species
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
canton %± %± %± %± %± %± %± %± %± %± %± %± %±
AG-7.67.3-5.215.7-39.110.3-12.512.1..7.314.1-10.35.445.222.54.19.2-24.17.50.0.-2.69.8-5.34.2
AI-6.510.41.310.50.0.0.0...0.0.-7.85.914.35.3-7.017.5....-15.738.4-3.37.4
AR-13.25.1-7.38.2-1.80.0-7.20.0..0.0.-3.55.053.528.2-29.615.50.0...-34.033.8-9.94.8
BE-5.02.92.33.1-2.33.6-9.217.80.0.7.310.1-5.02.811.76.44.211.2-4.86.90.0.10.09.3-1.71.8
BL/BS1.518.815.27.5-11.810.10.0...-34.11.54.04.8-0.511.3-33.311.3-13.23.7..-27.212.4-4.54.6
FR-8.34.83.78.1-31.110.815.498.1..0.0.-7.14.210.46.610.69.6-10.714.6..14.113.4-3.23.3
GE0.0...-29.85.9........33.316.724.60.0-31.111.7..-9.410.8-21.48.3
GL-6.07.1-6.73.9..102.8145.4..0.0.-12.29.0-5.86.7-37.927.1....-29.020.1-12.17.6
GR2.91.70.75.7-5.32.70.82.74.04.8-1.36.43.03.613.96.5-1.74.8-0.86.1-6.07.4-2.94.61.41.2
JU-18.35.914.26.4-27.39.6139.3170.6..23.827.9-1.95.3-8.19.1-18.47.1-13.014.2..-13.85.5-5.23.0
LU-11.95.110.07.7-6.411.4-10.410.0..-7.434.4-6.23.714.610.0-7.818.2-24.37.6..-17.614.2-4.63.5
NE-1.23.4-7.03.9-30.06.80.0...0.0.-2.34.926.819.320.910.4-1.46.9..7.913.2-1.22.4
NW3.05.67.615.6......0.0.-2.59.36.113.0-29.56.50.0...-24.615.6-3.25.9
OW2.65.514.47.0-0.29.119.06.5-6.30.00.0.-16.88.21.818.712.640.70.0...46.441.41.34.8
SG-3.13.0-5.44.9-20.912.82.08.3100.0.61.435.8-6.54.6-2.95.9-13.35.6-42.111.5..-12.87.6-5.42.3
SH-18.513.9-23.45.3-9.36.4-16.711.7..-18.83.4-7.55.1-5.54.317.613.0-4.74.5..12.229.4-10.06.4
SO-23.97.9-6.08.3-8.312.979.581.4..33.321.12.85.04.78.8-19.110.36.715.3..-9.814.2-5.93.7
SZ-5.73.925.110.5-0.07.560.178.1..-0.40.37.64.614.310.31.711.0-21.111.4..22.926.44.13.6
TG-22.47.98.814.8-15.38.5-34.112.5..-14.812.9-4.95.7-5.78.8-19.07.8-18.67.2..13.118.7-10.55.3
TI5.92.42.67.2-6.57.2-0.02.9100.0.0.0.5.22.617.210.88.35.6-10.74.3-6.93.0-2.62.80.01.3
UR3.04.36.77.8-0.64.5-100.00.045.50.034.822.81.12.318.57.926.017.323.817.2..1.011.45.02.7
VD-6.53.00.43.7-21.520.043.843.5..4.414.4-3.53.17.05.09.85.4-3.96.2-33.618.5-1.46.8-2.01.9
VS1.01.85.510.1-10.34.6-2.13.05.43.531.823.71.24.714.88.28.77.328.59.211.47.3-5.05.2-0.11.4
ZG-11.212.6-8.718.3..0.0...0.0.5.017.3-5.615.6-23.921.40.0...-23.336.8-8.68.5
ZH-14.55.01.18.7-21.56.422.324.4..9.54.6-2.04.53.76.66.09.0-14.07.7..-0.911.0-6.02.8
Switzerland-4.00.92.91.6-10.41.90.32.05.73.28.74.7-2.81.09.02.2-3.02.6-8.32.6-6.92.8-2.51.8-2.20.6
© WSL, Swiss National Forest Inventory, 20.06.2020 #836199/302530
NFI3NFI4
change: stem number
main tree species
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
main tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
spruce-1.00.3-1.90.3-0.70.20.30.20.40.3-0.50.1
fir0.30.30.40.60.30.30.50.50.20.80.30.2
pine-1.90.5-2.80.4-0.40.8-1.00.3-0.71.0-1.30.2
larch1.51.70.12.58.15.1-0.10.3-0.10.30.00.2
stone pine....1.72.90.60.417.110.70.70.4
other conifers0.61.00.70.810.35.70.60.90.0.1.20.6
beech-0.40.2-0.70.3-0.50.3-0.30.30.70.3-0.40.1
maple1.10.60.80.60.70.41.70.52.01.21.10.3
ash-1.50.60.10.5-1.00.6-0.21.00.80.7-0.40.3
oak-0.90.5-1.80.6-2.91.32.60.9-1.50.6-0.90.3
chestnut..-3.22.3..1.10.8-0.90.4-0.90.3
other broadleaves-0.90.50.70.7-1.20.8-0.30.5-0.50.4-0.40.2
total-0.50.2-0.80.2-0.40.20.20.1-0.10.2-0.30.1
© WSL, Swiss National Forest Inventory, 20.06.2020 #836200/302531
NFI1NFI4
change: stem number
main tree species
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
canton %± %± %± %± %± %± %± %± %± %± %± %± %±
AG-24.611.8-26.015.7-60.37.8-47.311.4..139.9113.1-25.15.453.329.212.919.1-31.213.60.0.-6.012.4-18.94.4
AI-16.811.6-40.210.1169.2239.3345.5488.7..50.00.0-30.47.4256.9282.4-34.826.9....-54.331.6-13.812.5
AR-33.611.1-2.524.29.60.08.20.0..100.0.-14.810.513.729.7-49.112.30.0...-36.439.0-26.37.4
BE-22.73.5-10.64.8-0.418.5-20.619.413.50.030.422.0-7.04.733.012.14.113.2-39.57.90.0.20.914.6-11.92.4
BL/BS-1.133.828.118.1-45.56.9-70.119.8..-40.734.3-12.67.219.920.726.431.4-31.24.8..-35.812.8-10.56.0
FR-28.56.9-9.314.6-54.07.1-26.670.2..-78.818.9-19.37.6128.651.038.726.8-52.29.7..20.943.0-16.15.1
GE-71.430.6..-55.45.8......-100.0.300.0449.966.783.3-63.111.7..115.4115.0-46.013.8
GL-14.610.3-23.410.6..102.8145.4..0.0.-19.611.35.119.0-5.639.3....18.328.1-12.36.9
GR8.04.2-0.810.8-12.75.34.85.78.68.8127.782.36.311.4102.135.494.546.14.114.9-30.28.740.719.39.33.2
JU-24.213.916.911.3-37.912.1139.3170.6..387.3335.1-8.76.929.022.5-19.412.0-47.811.1..-20.810.7-7.85.1
LU-25.86.3-0.410.3-25.124.755.581.3..25.847.6-5.47.235.123.469.235.9-42.212.8..-35.019.0-11.84.4
NE-17.57.5-18.56.6-30.918.70.0...0.0.-5.38.481.646.0-16.140.614.125.1..-23.923.8-11.14.2
NW-16.417.9-40.614.8......0.0.-17.716.77.932.2-35.33.80.0...-22.426.4-19.910.5
OW1.010.2-0.116.9-0.421.7889.91117.12.3.0.0.-32.710.772.360.43.645.70.0...-10.927.1-4.17.4
SG-21.77.1-17.07.0-28.68.6-2.728.9100.0.164.3104.4-0.67.72.010.8-2.517.3-47.410.0..-13.417.8-12.24.5
SH-14.726.1118.1130.4-24.721.5-37.816.3..8.32.0-28.37.1-16.518.711.566.5-34.99.0..71.586.1-19.79.9
SO-17.014.33.918.5-46.27.1127.9148.1..100.0.-19.76.15.115.3-19.513.812.123.1..5.831.8-12.65.4
SZ-20.18.37.615.9-34.915.161.078.2..94.7134.04.68.231.422.224.128.3-22.140.2..-13.320.0-7.76.1
TG-34.39.758.741.5-31.520.759.095.0..122.7114.2-3.913.850.129.38.619.1-42.18.8..-11.919.0-10.47.2
TI34.010.037.624.6-17.911.522.210.10.0.0.0.26.06.4202.074.565.026.7-4.58.6-7.07.315.48.217.23.8
UR-6.09.810.816.2-27.513.0-100.00.0104.40.076.678.7-2.711.737.826.494.359.837.418.7..-1.427.00.36.1
VD-12.85.8-5.26.8-45.823.3218.9129.6..90.995.9-13.04.531.313.5-5.611.1-8.710.8-31.112.1-7.212.1-6.53.2
VS0.64.33.416.6-26.77.410.96.422.914.987.9151.818.611.492.135.379.142.6144.347.0-9.053.640.716.57.43.4
ZG-11.027.3-5.036.2..0.0...0.0.11.735.9-0.818.9-56.717.90.0...-33.749.1-13.016.4
ZH-22.49.0-40.37.0-51.44.6-25.918.6..41.923.7-23.75.734.625.115.421.5-28.918.2..-23.011.7-20.04.3
Switzerland-12.21.6-6.12.5-26.53.210.44.116.27.769.621.0-8.21.740.15.513.15.2-18.95.0-9.26.69.24.2-5.51.0
© WSL, Swiss National Forest Inventory, 20.06.2020 #836201/302532
NFI1NFI4
change: stem number
main tree species
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
main tree species %± %± %± %± %± %± %±
spruce-22.73.2-19.12.7-17.44.00.64.37.94.518.87.3-12.11.6
fir-8.43.8-5.04.3-8.26.13.416.6-7.611.936.920.3-6.22.5
pine-42.14.1-1.516.5-29.47.4-26.77.4-12.65.3-17.310.7-26.23.2
larch-8.919.8118.070.14.629.710.96.43.46.618.27.810.84.1
stone pine..2.80.7102.61.522.914.98.68.8171.6269.316.17.7
other conifers53.323.254.653.4109.454.087.9151.8131.383.70.0.73.221.1
beech-17.02.0-1.45.0-9.14.718.611.44.112.126.16.4-7.91.7
maple34.87.838.09.922.811.992.135.392.338.3184.657.039.95.5
ash3.86.3-1.69.8-1.211.879.142.652.537.681.226.311.65.0
oak-29.15.1-10.912.1-22.921.2144.347.0-3.311.9-3.28.4-15.24.7
chestnut-24.117.40.0...-9.053.60.0.-8.26.8-8.36.7
other broadleaves-5.45.9-7.69.3-12.011.040.716.550.029.517.17.78.44.1
total-13.91.5-9.72.1-10.82.77.43.48.43.416.43.4-5.41.0
© WSL, Swiss National Forest Inventory, 20.06.2020 #836202/302533
NFI3NFI4
change: stem number
main tree species
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
canton %± %± %± %± %± %± %± %± %± %± %± %± %±
AG-7.37.3-5.215.7-34.510.4-12.512.1..7.314.1-9.85.341.621.24.09.0-23.67.40.0.4.411.6-4.34.3
AI-6.79.61.310.50.0.0.0...0.0.-7.85.914.35.3-7.017.5....-15.738.4-3.67.1
AR-13.25.1-7.38.2-1.80.0-7.20.0..0.0.-3.55.053.528.2-29.615.50.0...-34.033.8-9.94.8
BE-5.63.02.23.0-2.73.5-8.316.2-2.91.29.87.7-5.02.810.15.96.511.0-5.26.50.0.10.18.6-1.91.8
BL/BS1.718.615.17.8-11.810.10.0...-34.11.54.94.61.910.1-30.211.6-13.23.7..-23.012.3-3.14.5
FR-8.04.53.78.1-29.810.415.498.1..0.0.-6.24.27.16.410.59.6-14.913.3..13.712.7-3.23.1
GE0.0...-29.85.9........33.316.724.60.0-31.111.7..-3.312.7-20.08.3
GL-4.17.2-6.73.9..102.8145.4..0.0.-8.89.78.112.7-36.427.8....-28.220.0-8.87.8
GR3.32.1-0.15.7-2.33.13.82.610.75.3-2.67.13.13.69.27.3-0.94.9-0.75.2-5.97.20.85.92.71.5
JU-19.86.014.26.4-15.312.0139.3170.6..23.827.9-1.95.3-8.19.1-18.47.1-13.014.2..-9.86.7-5.13.1
LU-11.85.010.07.7-6.411.4-10.410.0..-7.434.4-6.23.78.910.5-10.017.1-24.37.6..-26.614.1-5.43.5
NE-2.76.3-7.03.9-30.06.80.0...0.0.-2.14.926.619.220.910.4-1.46.9..7.913.2-1.73.0
NW8.46.67.615.6......0.0.-2.59.38.512.2-29.56.50.0...-4.828.21.16.4
OW4.85.914.37.01.78.219.06.5-6.30.00.0.-16.88.22.817.712.640.70.0...44.439.12.74.9
SG-0.23.2-5.74.8-3.416.93.36.0100.0.58.533.3-6.14.5-2.06.0-11.65.6-36.114.7..-11.27.7-3.62.3
SH-18.513.9-23.45.3-9.36.4-16.711.7..-18.83.4-7.55.1-5.54.317.613.0-4.74.5..12.229.4-10.06.4
SO-24.07.9-6.08.3-8.312.979.581.4..33.321.12.85.04.98.7-16.610.56.514.8..-9.814.2-5.83.7
SZ-6.13.922.410.231.435.060.178.1..-65.027.85.94.921.613.1-1.58.6-21.111.4..17.122.53.73.7
TG-20.77.78.814.8-15.38.5-34.112.5..-34.77.4-4.95.7-5.78.8-19.07.8-17.97.1..9.318.0-10.95.1
TI12.33.72.66.6-6.47.17.03.165.040.90.0.6.12.623.810.813.86.3-11.24.2-6.42.91.12.83.11.3
UR4.44.22.57.44.56.3-100.00.045.50.034.822.81.12.36.511.931.219.6-1.525.8..0.27.74.52.8
VD-5.23.0-0.33.714.632.534.339.0..9.816.5-3.83.17.15.014.86.6-3.96.1-33.618.52.47.4-1.01.9
VS2.01.86.810.2-10.84.70.33.15.73.431.823.72.64.817.97.57.76.226.98.824.57.1-0.65.21.51.5
ZG-9.811.2-8.217.9..0.0...0.0.5.117.0-5.615.6-23.921.40.0...-23.336.8-7.98.0
ZH-14.65.01.18.7-21.56.422.324.4..9.54.6-2.24.45.76.95.48.9-13.87.6..-2.910.5-6.12.8
Switzerland-3.11.02.71.6-7.92.13.51.99.43.35.64.7-2.51.09.62.2-1.52.5-8.32.6-6.02.70.31.9-1.20.6
© WSL, Swiss National Forest Inventory, 20.06.2020 #836203/302534
NFI2NFI4
change: stem number
main tree species
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
economic region %± %± %± %± %± %± %± %± %± %± %± %± %±
Western Jura-14.73.86.03.9-24.05.2-16.424.7..37.725.5-8.22.722.87.7-21.66.9-11.07.9..-6.56.2-6.11.8
Eastern Jura-11.114.31.88.3-37.78.6-28.417.0..-1.230.0-17.94.05.618.01.818.5-26.05.3..-15.811.3-13.34.2
Western Plateau-29.68.9-7.015.1-52.04.240.380.7..-48.120.1-13.75.724.625.219.716.3-36.210.26.531.625.521.4-14.64.5
Central Plateau-35.86.2-5.48.8-11.932.6-24.225.2..6.020.8-15.05.254.229.211.615.2-21.212.60.0.18.521.9-16.63.9
Eastern Plateau-29.34.2-6.510.2-42.54.7-28.19.9..43.435.3-6.64.431.613.68.19.5-26.48.00.0.0.38.8-13.43.0
Western Pre-Alps-31.24.2-9.18.5-100.00.0966.91194.2..-100.00.0-7.46.924.711.2-0.812.7-43.814.4..-17.315.3-20.43.7
Central Pre-Alps-15.93.9-3.94.46.214.197.5133.0-2.20.0-2.531.9-6.74.218.58.94.912.5-43.118.6..-14.213.2-9.22.5
Eastern Pre-Alps-20.34.9-0.66.9-28.421.441.718.2100.0.165.492.1-6.75.29.69.5-7.79.6-38.322.6..-30.49.9-12.23.3
Northwestern Alps-5.95.412.36.414.423.170.352.6-36.544.40.0.-5.35.624.410.636.529.511.715.00.0.-3.911.30.13.8
Central Alps2.77.716.913.9-12.310.8-100.00.087.00.051.633.42.85.658.726.572.744.44.726.7..35.732.711.16.5
Northeastern Alps-7.86.7-6.87.7-11.24.7-32.215.9..0.0.-7.09.12.512.5-16.524.3....-6.212.6-7.54.5
Southwestern Alps4.33.311.515.9-19.76.92.04.97.98.2-29.554.07.48.255.119.533.621.777.922.7-29.324.78.58.53.92.5
Southeastern Alps11.53.98.811.9-8.54.24.85.15.56.560.934.14.510.742.221.125.422.81.517.80.0.20.416.79.52.9
Southern Alps10.84.822.312.3-12.47.312.25.5285.794.8328.2322.715.64.684.723.629.612.2-6.45.8-8.85.24.04.77.42.2
Switzerland-11.51.40.42.3-19.12.95.53.28.45.123.213.2-5.71.425.93.97.64.0-13.53.9-8.75.11.82.9-4.90.8
© WSL, Swiss National Forest Inventory, 20.06.2020 #836204/302535
NFI1NFI4
change: stem number
main tree species
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
economic region %± %± %± %± %± %± %± %± %± %± %± %± %±
Western Jura-13.24.9-0.14.7-27.75.4-11.124.0..117.055.0-14.32.930.09.5-23.27.9-14.210.1..-12.28.3-8.82.1
Eastern Jura-14.517.43.720.7-43.29.7-28.217.8..25.461.7-24.54.67.018.723.723.3-26.59.8..-21.711.1-16.34.6
Western Plateau-27.410.2-16.113.2-63.06.980.4119.3..-20.647.9-20.26.733.236.724.817.4-36.312.2-33.910.95.425.6-16.84.9
Central Plateau-29.67.4-14.89.4-36.423.5-0.233.9..18.726.6-15.95.948.631.934.721.9-33.511.00.0.33.729.6-15.44.2
Eastern Plateau-26.55.6-20.39.8-50.25.2-36.711.7..89.345.9-15.14.651.417.40.711.4-38.27.20.0.-9.58.9-16.73.1
Western Pre-Alps-32.74.5-11.810.6-100.00.0556.6734.9....-1.89.650.920.4-6.513.4-49.311.7..-6.621.5-20.54.1
Central Pre-Alps-18.54.0-6.04.90.817.9116.0150.32.30.065.065.8-4.95.336.417.8-6.013.5-16.47.5..-17.813.7-10.52.6
Eastern Pre-Alps-22.25.9-11.97.8-56.010.8184.2170.3100.0.159.698.6-10.05.628.719.2-11.312.6-43.020.4..-37.111.0-15.23.7
Northwestern Alps-7.75.810.38.5-4.839.273.963.113.50.00.0.12.916.135.214.118.428.17.715.60.0.6.215.82.55.0
Central Alps-2.28.412.716.6-26.49.9-100.00.0104.4.112.793.3-10.39.949.525.768.746.525.140.0..28.731.24.15.8
Northeastern Alps-18.26.9-12.510.1-14.22.0-25.615.8..0.0.-6.412.04.015.7-9.827.1....13.424.3-11.35.0
Southwestern Alps0.64.33.416.6-26.77.410.96.422.914.987.9151.818.611.492.135.379.142.6144.347.0-9.053.640.716.57.43.4
Southeastern Alps7.94.5-7.611.9-12.65.33.46.68.68.8131.383.74.112.192.338.352.537.6-3.311.90.0.50.029.58.43.4
Southern Alps18.87.336.920.3-17.310.718.27.8171.6269.30.0.26.16.4184.657.081.226.3-3.28.4-8.26.817.17.716.43.4
Switzerland-12.11.6-6.02.6-26.53.211.14.116.17.772.621.2-7.91.739.95.612.35.1-15.24.7-8.36.78.44.2-5.31.0
© WSL, Swiss National Forest Inventory, 20.06.2020 #836205/302536
NFI3NFI4
change: stem number
main tree species
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
main tree species %± %± %± %± %± %± %±
spruce-12.72.0-2.02.1-2.72.02.01.83.52.37.22.5-3.10.9
fir2.72.62.72.51.23.36.810.21.57.01.75.62.61.6
pine-18.13.17.48.17.911.1-10.84.7-2.33.1-5.37.4-7.82.1
larch0.817.332.126.24.45.90.33.15.13.35.12.43.41.9
stone pine..-5.60.663.917.35.73.410.45.386.948.69.53.3
other conifers1.76.628.213.129.630.131.823.7-2.57.10.0.5.35.1
beech-4.41.5-3.52.4-4.13.02.64.82.55.06.32.5-2.41.0
maple8.23.66.83.111.25.317.97.510.19.320.88.99.52.2
ash-3.23.53.47.9-11.47.37.76.24.56.09.75.5-1.32.5
oak-11.93.3-7.05.9-7.618.926.98.89.27.5-11.23.9-7.32.5
chestnut-27.019.70.0...24.57.10.0.-6.32.8-6.02.7
other broadleaves1.64.1-2.05.3-5.97.1-0.65.25.88.3-0.12.70.11.9
total-5.01.1-0.41.4-1.91.81.51.53.61.82.31.2-1.20.6
© WSL, Swiss National Forest Inventory, 20.06.2020 #836206/302537
NFI3NFI4
change: stem number
main tree species
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
economic region %± %± %± %± %± %± %± %± %± %± %± %± %±
Western Jura-8.72.62.72.6-15.55.421.119.7..7.79.0-3.32.26.74.8-13.35.6-3.65.0..-3.94.8-3.41.4
Eastern Jura-6.411.4-1.74.9-16.88.66.418.5..2.421.1-4.33.724.520.2-10.910.1-18.97.1..-15.89.1-5.13.6
Western Plateau-15.17.5-2.98.0-31.96.329.261.4..14.921.7-6.34.54.211.614.16.7-14.88.8-33.518.912.111.0-5.63.5
Central Plateau-16.85.38.68.4-17.18.3-10.616.5..-9.315.0-7.74.55.512.9-2.114.6-1.111.40.0.9.715.5-5.83.4
Eastern Plateau-14.93.41.59.7-23.24.8-13.79.8..14.26.3-3.93.77.36.0-4.35.0-20.04.80.0.1.67.7-6.92.3
Western Pre-Alps-3.72.5-4.65.10.0.966.91194.2....-4.74.57.45.19.39.9-27.217.0..-12.317.5-2.52.5
Central Pre-Alps-4.23.45.13.10.94.613.27.7-6.3.65.053.7-3.43.07.86.5-4.912.1-14.011.6..1.810.7-1.22.0
Eastern Pre-Alps-9.12.51.04.3-33.122.019.09.2100.0.93.464.7-4.24.14.65.6-12.55.6-24.524.7..-18.48.0-6.02.0
Northwestern Alps2.33.22.23.1-4.012.72.920.10.0.0.0.-2.45.911.64.75.48.72.05.40.0.-7.55.91.62.3
Central Alps4.93.815.29.00.14.5-100.00.045.5.29.418.36.43.243.316.723.811.417.214.0..34.526.511.13.7
Northeastern Alps0.34.8-8.04.6-9.25.1-2.69.1..0.0.-10.76.40.98.1-36.021.0....-13.613.7-6.14.5
Southwestern Alps1.01.85.510.1-10.34.6-2.13.05.43.531.823.71.24.714.88.28.77.328.59.211.47.3-5.05.2-0.11.4
Southeastern Alps3.31.82.57.0-5.32.71.73.43.74.8-1.26.43.94.917.78.31.25.59.27.50.0.2.35.82.41.4
Southern Alps2.71.91.55.9-5.47.5-0.62.3125.078.10.0.5.12.514.48.55.74.9-10.94.1-6.82.8-3.82.7-0.61.1
Switzerland-3.90.92.91.6-10.41.90.42.05.83.29.94.8-2.71.19.22.3-2.72.5-7.22.6-6.92.8-2.81.8-2.20.6
© WSL, Swiss National Forest Inventory, 20.06.2020 #836207/302538
NFI2NFI4
change: stem number
main tree species
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
main tree species %± %± %± %± %± %±
spruce-14.63.8-32.03.3-21.12.54.52.310.84.8-11.51.4
fir5.73.6-6.66.0-3.83.49.05.522.312.30.42.2
pine-28.64.5-38.96.40.113.1-13.83.9-12.47.3-18.92.9
larch-23.414.1-10.021.7116.166.22.83.612.25.55.03.2
stone pine....17.822.77.05.2285.794.88.35.1
other conifers22.020.18.120.572.046.233.929.2328.2322.723.613.1
beech-11.12.2-11.02.9-7.32.9-1.53.615.64.6-5.91.4
maple17.07.136.411.614.95.728.37.284.723.625.83.9
ash-15.17.211.77.4-3.76.425.912.829.612.26.63.9
oak-15.25.9-30.96.3-43.010.546.014.6-6.45.8-13.74.0
chestnut..17.533.7..-24.720.8-8.85.2-8.85.1
other broadleaves-9.75.59.88.3-22.57.19.66.44.04.71.62.9
total-8.01.7-14.92.1-12.61.74.61.67.42.2-5.00.8
© WSL, Swiss National Forest Inventory, 20.06.2020 #836208/302539
NFI1NFI4
change: stem number
main tree species
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
main tree species %± %± %± %± %± %±
spruce-13.94.9-28.24.1-23.12.80.52.618.87.3-12.11.6
fir0.14.6-17.66.0-8.53.92.16.136.920.3-6.22.5
pine-33.24.8-49.95.9-10.616.0-20.24.4-17.310.7-26.33.2
larch-21.514.3-6.924.6202.6128.58.14.618.27.810.64.1
stone pine....22.122.314.87.8171.6269.315.87.6
other conifers75.946.640.326.2127.166.8106.254.30.0.72.720.9
beech-17.32.5-16.63.2-7.83.63.26.126.16.4-8.21.7
maple22.48.249.914.934.211.041.49.9184.657.039.95.5
ash-11.08.312.88.8-10.67.737.616.281.226.310.94.9
oak-17.37.9-37.66.2-38.99.068.523.5-3.28.4-15.84.7
chestnut..-24.017.4..-8.042.6-8.26.8-8.36.7
other broadleaves-15.66.72.19.3-25.48.132.610.717.17.78.24.2
total-10.81.9-16.62.2-14.41.94.81.916.43.4-5.51.0
© WSL, Swiss National Forest Inventory, 20.06.2020 #836209/302540
NFI3NFI4
change: stem number
main tree species
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
economic region %± %± %± %± %± %± %± %± %± %± %± %± %±
Western Jura-8.42.92.42.5-12.85.721.119.7..7.79.0-3.02.26.74.7-12.75.7-3.65.0..-4.25.1-3.31.4
Eastern Jura-6.311.3-2.64.9-16.88.66.418.5..2.421.1-3.73.724.718.5-9.29.9-18.97.1..-4.012.6-3.73.6
Western Plateau-15.57.4-2.98.0-31.16.217.951.4..32.031.2-6.34.32.711.115.36.7-15.28.7-33.518.918.412.3-5.13.5
Central Plateau-16.95.38.68.4-17.18.3-10.616.5..-9.315.0-7.74.55.512.9-2.114.6-1.111.40.0.8.515.3-5.93.3
Eastern Plateau-14.53.41.49.7-22.24.7-13.79.8..1.511.5-3.73.77.66.1-4.25.0-19.44.70.0.-0.67.4-7.12.3
Western Pre-Alps-6.64.0-4.85.10.0.966.91194.2....-3.84.75.25.19.39.9-27.217.0..-4.914.7-3.93.0
Central Pre-Alps-3.23.35.03.11.44.613.27.7-6.3.65.053.7-3.43.04.75.6-3.912.3-13.69.1..-0.610.8-0.92.0
Eastern Pre-Alps-7.72.60.94.2-33.122.019.09.2100.0.93.464.7-4.24.16.05.5-11.45.3-24.524.7..-17.07.8-5.32.0
Northwestern Alps4.13.02.23.120.223.32.718.4-2.91.216.25.5-3.95.811.44.816.312.02.05.40.0.-2.86.13.52.2
Central Alps5.53.79.78.418.617.2-100.00.045.5.-18.935.44.23.941.720.119.412.1-1.220.6..20.316.910.23.7
Northeastern Alps2.84.8-8.04.611.617.51.76.6..0.0.-8.36.49.410.3-31.821.0199.0281.1..-14.013.3-2.94.5
Southwestern Alps2.01.86.810.2-10.84.70.33.15.73.431.823.72.64.817.97.57.76.226.98.824.57.1-0.65.21.51.5
Southeastern Alps3.52.31.57.0-2.33.15.13.310.45.3-2.57.12.55.010.19.34.56.09.27.50.0.5.88.33.61.8
Southern Alps7.22.51.75.6-5.37.45.12.486.948.60.0.6.32.520.88.99.75.5-11.23.9-6.32.8-0.12.72.31.2
Switzerland-3.00.92.61.6-7.92.13.61.99.53.36.15.0-2.41.09.92.2-1.12.5-7.32.5-6.02.70.11.9-1.10.6
© WSL, Swiss National Forest Inventory, 20.06.2020 #836210/302541
NFI1
stem number
diameter classes · conifers and broadleaves
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
diameter classesconifers and broadleaves %± %± %± %± %± %±
12-15 cmconifers39.31.549.41.757.71.567.11.318.31.449.60.7
broadleaves60.71.550.61.742.31.532.91.381.71.450.40.7
total100.0.100.0.100.0.100.0.100.0.100.0.
16-23 cmconifers38.11.343.61.463.21.274.81.022.11.452.80.6
broadleaves61.91.356.41.436.81.225.21.077.91.447.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.
24-35 cmconifers45.61.254.31.371.71.184.10.841.62.064.10.5
broadleaves54.41.245.71.328.31.115.90.858.42.035.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.
36-51 cmconifers60.51.168.70.982.40.891.50.566.31.876.80.4
broadleaves39.51.131.30.917.60.88.50.533.71.823.20.4
total100.0.100.0.100.0.100.0.100.0.100.0.
>= 52 cmconifers73.31.671.31.488.20.994.00.668.42.482.70.5
broadleaves26.71.628.71.411.80.96.00.631.62.417.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totalconifers45.30.953.90.969.20.879.10.730.51.360.30.4
broadleaves54.70.946.10.930.80.820.90.769.51.339.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 20.06.2020 #836211/302542
NFI2
stem number
diameter classes · conifers and broadleaves
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
diameter classesconifers and broadleaves %± %± %± %± %± %±
12-15 cmconifers10.60.612.30.712.70.515.20.55.40.512.10.3
broadleaves11.80.510.50.58.40.58.20.424.21.011.20.3
total22.40.722.70.721.00.623.40.529.70.923.30.3
16-23 cmconifers11.20.614.60.717.30.621.40.57.80.615.80.3
broadleaves15.80.613.50.610.60.58.20.427.70.913.40.3
total27.00.628.10.627.90.629.70.535.50.729.20.3
24-35 cmconifers12.10.511.50.517.20.620.80.57.90.615.10.3
broadleaves15.60.612.00.58.90.54.50.313.60.79.90.2
total27.70.623.50.626.00.625.30.521.50.825.00.3
36-51 cmconifers9.80.412.20.514.10.413.80.45.60.411.90.2
broadleaves7.90.37.00.33.90.21.70.13.50.24.50.1
total17.80.519.10.618.10.515.50.49.10.516.40.2
>= 52 cmconifers3.50.24.50.26.10.35.70.22.70.24.80.1
broadleaves1.60.12.10.10.90.10.40.11.50.21.20.0
total5.20.26.60.37.00.36.10.24.20.36.00.1
totalconifers47.21.254.91.367.41.276.91.029.51.759.80.6
broadleaves52.81.245.11.332.61.223.11.070.51.740.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 20.06.2020 #836212/302543
NFI1NFI4
change: stem number
main tree species
unit of reference: canton
unit: 1000 n/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
canton1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %
AG-4356-1967-1526-858..453-592519485141-11550100-4217-13226
AI-1179-84001000100..0100-4431094-1120....-295-1699
AR-3745-198901000100..0100-4801237-8440...-2143-5036
BE-26418-5248-04812-21130100365-407033323315-113201002163-30821
BL/BS-03208657-934-177..-2170-1561494396-557..-1051-2961
FR-10228-8168-640-2314..-182-304420301461-637..6197-11434
GE-1100..-595......-110021001164-3742..577-3545
GL-1781-450..0100..0.-11711354-1737....2145-2962
GR9051-01307-2346911769913355176163120330347-1045504417733
JU-30701960-6420100..149-1481874-872-548..-961-4268
LU-8330-12451-31151120..1170-71388541342-351..-1079-8440
NE-2549-2342-2890...0.-41661345-12911200..-4130-4441
NW-12109-659......0.-51001388-6640...-2142-2955
OW2990-015542-0579118901000100-2446990012290...-2261-13182
SG-8337-1646-337-010991100761-113511530-1693-463..-8147-10739
SH-9194294-3114-177..0100-3133-11231562-437..399-4458
SO-15942463-1327186..360-41362288-4892184..2545-6246
SZ-43494204-4590105..010031727624111-0221..-4165-3283
TG-42381465-3801107..183-23668402210-633..-4169-3174
TI54271259-3682444179171882323262835-3199-25108565025720
UR-81683140-362-01001100195-1446267544071..-0196912034
VD-6048-10135-5791548..574-34382535-4207-7130-1101-6176-8251
VS46802483-57342856115821111058182814462531-0620473310344
ZG-4262-1762..0...11001292-02273-7680...-1175-11137
ZH-5945-3126-2219-291..354-433115667132-575..-1162-14724
Switzerland-78914-11443-18714653821444322-26422245128037-8030-357611644-89818
© WSL, Swiss National Forest Inventory, 20.06.2020 #836213/302544
NFI1
stem number
diameter classes · conifers and broadleaves
unit of reference: economic region
unit: n/ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
diameter classes
12-15 cm16-23 cm24-35 cm36-51 cm>= 52 cmtotal
economic regionconifers and broadleaves n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± %
Western Juraconifers4555846444731542293
broadleaves584794653254392313
total1033137312927221844592
Eastern Juraconifers271534133892776121347
broadleaves79710468353751093134
total1076139512146441674473
Western Plateauconifers481248106185061392195
broadleaves7289176472575142575
total1197139512557541874763
Central Plateauconifers5696076766241962654
broadleaves4075564862766101754
total966115511548932654402
Eastern Plateauconifers4884966455941552343
broadleaves515674544274772053
total995116411738722244402
Western Pre-Alpsconifers749103710768252273884
broadleaves40103710311011112241228
total1147140613859342475103
Central Pre-Alpsconifers6458949747332443483
broadleaves4274763161473131375
total1064136312838732744852
Eastern Pre-Alpsconifers4687268767142262994
broadleaves5076375062174111885
total966135413749232654863
Northwestern Alpsconifers4977868366552162964
broadleaves48949831910113161417
total975127511447542464363
Central Alpsconifers6612911098853822103306
broadleaves551556132913121523015510
total12291477128765624104865
Northeastern Alpsconifers4913681282955821102747
broadleaves6111811057921105172258
total1109148713967562694994
Southwestern Alpsconifers74510449445231853423
broadleaves329249912221031668
total1054128410345431954082
Southeastern Alpsconifers7159849736832443582
broadleaves17111511714316122439
total884114410537022544012
Southern Alpsconifers2483273362551061244
broadleaves10841124465136592843
total132414437933831554082
Switzerlandconifers5226927415511822681
broadleaves532622412172431771
total1051131111517212114451
© WSL, Swiss National Forest Inventory, 20.06.2020 #836214/302545
NFI2NFI4
change: stem number
main tree species
unit of reference: canton
unit: 1000 n/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
canton1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %
AG-6651-9180-2133-861..1344-613118738124-144501002507-14834
AI-3468-39711001100..1100-462698-02860....-2121-4470
AR-4246-112170100-0100..0100-4883132-8690...-4102-5645
BE-36819-36824247-595-0139396-734343331190-104011003260-39723
BL/BS-62481040-1238-0100..-572-20634150-983-751..-1749-6146
FR-1912005624-938-4173..-171-334419382346-549..5234-19626
GE-1100..-794........21001234-5441..4106-5540
GL-2676-371..0100..0.-13801350-4246....-2182-4559
GR177335128-2351139271061340910716351147-0702-13482012523430
JU-67423148-9391100..249-3457993-1746-643..-956-6858
LU-1472612186-21351161..1223-138913393285-563..-1474-15034
NE-1590-1292-3540...0.110151851-026340564..-3126-14147
NW-12108-577......-0100-1353-1436-12320...-02765-3261
OW111891673-030892100-01000.-1761881-13130...22775532
SG-8741-1272-357-49011001255-141451675-11254-567..-1967-13142
SH-44830342-674-349..0100-2839-12766157-447..494-3685
SO-59413389-669196..463-29602412-41443120..-6156-9241
SZ-51531386-21171105..1100710561027107-171..4253-17219
TG-643311110-832-173..031924916853187-934..-2501-6158
TI54351557-3732745274176843125282843-7102-4178388322327
UR-72163169-1173-010011001135372354644173..-19299195
VD-7845-4506-2732153..-4144-39442939-2708-111000357-3404-9359
VS36759129-58408242798-32557107203112652734-29419948364
ZG-17992395..0...110041180586-5990...-1130-16133
ZH-13325-1752-1824-04650..358-2559206713841328..11767-15430
Switzerland-11411316362-18817506218582950-27325270148246-10529-545849122-124617
© WSL, Swiss National Forest Inventory, 20.06.2020 #836215/302546
NFI3
stem number
diameter classes · conifers and broadleaves
unit of reference: economic region
unit: 1000 n
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
diameter classes
12-15 cm16-23 cm24-35 cm36-51 cm>= 52 cmtotal
economic regionconifers and broadleaves1000 n± %1000 n± %1000 n± %1000 n± %1000 n± %1000 n± %
Western Juraconifers6852784007764166709431506327524
broadleaves678068398691025521559399304344
total13632516798416743411924340885631862
Eastern Juraconifers11552015932213171511591141814564312
broadleaves225911323510349792272878610120506
total3414948289481473431612058176935
Western Plateauconifers22121723361820531416861285013913710
broadleaves2545123323112609101834858213108937
total47571056599466373520614319200295
Central Plateauconifers3302114158103532102744717188154546
broadleaves241310367992878819161079711116836
total5715878377641064659525156271374
Eastern Plateauconifers37181060239487393829620947205376
broadleaves5067862027519473316512888210665
total878571222451006757145433825416033
Western Pre-Alpsconifers21271229711035271128318128110127367
broadleaves1263161682141339176321517821509411
total3390946538486693463614599178316
Central Pre-Alpsconifers5569868087694975704532336282625
broadleaves3244104316938991016791052415136637
total881361112351084867383437585419254
Eastern Pre-Alpsconifers317212469110437784000623568185956
broadleaves301311372710374592129948412130997
total6185884187812266128528407316944
Northwestern Alpsconifers240710323210339592889715519134736
broadleaves2641162780121991137861334324854211
total50481060128538773675618948220156
Central Alpsconifers1390161819131899131134126501368929
broadleaves808219921777418335177729298614
total219814281110267310146997261298788
Northeastern Alpsconifers10911416411719301813141173813671411
broadleaves1475171813181316168711520922568414
total2566123454133245122185894710123989
Southwestern Alpsconifers64807100886913165683527566341394
broadleaves376512399710153814370171042597739
total1024561408551066956053428606439124
Southeastern Alpsconifers940571197761097958175438545443904
broadleaves2011152662141089174551913724635312
total1141661463951206858630439915507433
Southern Alpsconifers31131139079463693540718647170606
broadleaves129076164135961462892799210428184
total1602052032041425046433428565598783
Switzerlandconifers5199236964326624125139522651322657842
broadleaves501923632192485852247022744041941382
total1021842132862211482627609713395324599231
© WSL, Swiss National Forest Inventory, 20.06.2020 #836216/302547
NFI2NFI4
change: stem number
main tree species
unit of reference: protection forest region
unit: 1000 n/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/952009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
main tree species1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %
spruce-79212-41717-198293675168335343-113413
fir31869-22130539891294133155514425
pine-96163200-758-5840-2252-372-18417
larch-91571547-313482411010730455359
stone pine..-09037179861162611858
other conifers12104-1242941-325513401763150
beech-29318-5250-3474710742299228-27525
maple134225125246020311045312526914
ash83711110211945126576331387053
oak-9224-597-2101273401144-799-7633
chestnut12140100..-2940.-5262-5261
other broadleaves8368-2575-2288199428792811637158
total-111813-44021-2253683642282922129-123018
© WSL, Swiss National Forest Inventory, 20.06.2020 #836217/302548
NFI1NFI4
change: stem number
main tree species
unit of reference: protection forest region
unit: 1000 n/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1983/852009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
main tree species1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %
spruce-44316-31416-17426467979555735-78714
fir-8547-2589-21782483-31631550-11743
pine-8913-11132-1133-5734-2246-367-18414
larch-4233105016362856519328416737
stone pine..081272115869911082144
other conifers2236176641211113351714522
beech-31413-7368-3756105822879223-25522
maple108195223274918281137292424412
ash13160-2608-1972144684140287241
oak-7722-2107-11092531-0405-2273-5934
chestnut-11360100..-06200.-3287-3284
other broadleaves-21113-11127-1610147333653714210647
total-89012-29923-22527103441354029619-87919
© WSL, Swiss National Forest Inventory, 20.06.2020 #836218/302549
NFI3NFI4
change: stem number
main tree species
unit of reference: canton
unit: 1000 n/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/062009/17
main tree species
sprucefirpinelarchstone pineother conifersbeechmapleashoakchestnutother broadleavestotal
canton1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %1000 n/yr± %
AG-37101-10310-2241-4121..1184-695657446222-26440100-5388-10882
AI-1416918040.0...0.-389771-1283....-1254-13228
AR-4145-6113-0100-0100..0.-31511386-13680...-6138-5753
BE-1775936132-4146-32140.4147-10258525210265-314411004188-145106
BL/BS112171348-5990...-57114120-02467-2861-661..-2361-40108
FR-946111214-10473599..0.-396414582086-2153..1791-80104
GE0...-6100........21002100-3444..-3137-4041
GL-22129-356..0100..0.-2283-5125-26117....-2298-10071
GR127581788-3353634912117-1496101161548-3286-0772-5131-2016210889
JU-69375543-13441100..1100-9286-11118-2448-3117..-1846-9060
LU-108475275-2168-1100..-1483-27631262-9253-557..-1393-10179
NE-5279-2660-6470...0.-62152171451-1526..3157-15199
NW61922203......0.-23911199-13910...-687-12192
OW142041250-043791100-11000.-3160198222930...148812353
SG-3397-1593-772140231001549-4675-6206-2744-1081..-2566-15144
SH-4995-553-477-269..-1100-2574-21006104-2100..3235-8069
SO-7344-13143-4165287..567141785184-14673220..-11143-8665
SZ-32713741-0190411106..-0100156211671649-1100..161074886
TG-804410168-463-472..-1100-10118-5166-2055-651..12136-10953
TI46404282-3115-099573710.815020602266-3049-9644-4410923658
UR131398109-0829-0100210027011965498481100..111804153
VD-103483945-61062494..2313-309025662054-11159-565-4486-8697
VS2417713180-7445-24147136346833851954107638401101-35107-71197
ZG-12113-6235..0...21002343-1302-61060...-1176-22102
ZH-120392769-20354100..357-10225717711142-761..-11209-13149
Switzerland-8652318354-21919770830543150-3043925723-7788-11133-9541-13074-129426
© WSL, Swiss National Forest Inventory, 20.06.2020 #836219/302550
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