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NFI5
forest area
dominant age · predominant tree species
regional demarcation: production region
unit: %, subtotal
evaluation area: accessible forest without shrub forest NFI4/NFI5
grid: 1.4 km grid, subgrids 1-5
state 2018/26
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
dominant agepredominant tree species%±%±%±%±%±%±
n/an/a100.00.0100.00.0100.00.0100.00.0100.00.0100.00.0
spruce0.0.0.0.0.0.0.0.0.0.0.0.
fir0.0.0.0.0.0.0.0.0.0.0.0.
pine0.0.0.0.0.0.0.0.0.0.0.0.
larch0.0.0.0.0.0.0.0.0.0.0.0.
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.0.0.0.0.0.0.0.0.0.0.0.
beech0.0.0.0.0.0.0.0.0.0.0.0.
maple0.0.0.0.0.0.0.0.0.0.0.0.
ash0.0.0.0.0.0.0.0.0.0.0.0.
oak0.0.0.0.0.0.0.0.0.0.0.0.
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.0.0.0.0.0.0.0.0.0.0.0.
total100.0.100.0.100.0.100.0.100.0.100.0.
=40 yearsn/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce16.75.431.04.137.07.937.75.310.25.629.62.5
fir15.05.212.33.018.36.32.41.70.0.9.91.7
pine2.02.03.21.62.32.31.21.23.33.22.40.8
larch0.0.5.12.00.0.11.93.510.25.65.91.3
Arolla pine0.0.0.0.0.0.1.21.20.0.0.30.3
other conifers0.0.0.0.0.0.0.0.0.0.0.0.
beech29.16.621.53.711.15.25.92.63.73.615.82.0
maple29.26.66.22.17.34.213.03.710.25.611.81.8
ash2.02.03.81.67.44.23.52.00.0.3.61.0
oak0.0.2.41.40.0.0.0.0.0.0.90.5
sweet chestnut0.0.0.0.0.0.0.0.10.25.60.90.5
other broadleaves5.93.314.73.216.56.223.24.652.29.319.02.2
total100.0.100.0.100.0.100.0.100.0.100.0.
41-80 yearsn/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce25.93.731.93.047.84.341.73.611.82.532.11.6
fir17.33.211.42.122.23.62.61.20.0.10.11.0
pine5.01.91.70.80.0.6.21.70.0.2.60.5
larch0.0.0.50.50.0.13.62.58.62.24.70.7
Arolla pine0.0.0.0.0.0.2.11.10.0.0.50.2
other conifers2.11.21.70.90.70.70.0.0.0.0.90.3
beech25.83.727.62.915.23.15.61.715.92.918.21.3
maple9.52.56.71.67.42.35.21.64.21.56.50.8
ash5.01.86.21.62.11.24.81.53.91.64.60.7
oak5.11.94.11.31.61.12.61.13.31.43.40.6
sweet chestnut0.0.0.0.0.0.0.50.520.53.23.90.6
other broadleaves4.41.88.41.82.91.415.02.631.93.712.61.1
total100.0.100.0.100.0.100.0.100.0.100.0.
81-120 yearsn/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce21.82.825.13.042.03.544.53.214.23.331.31.5
fir20.02.720.82.825.63.15.31.43.61.715.71.2
pine2.31.03.31.21.10.810.92.00.0.4.10.6
larch0.0.0.90.70.0.13.42.223.13.96.20.8
Arolla pine0.0.0.0.0.0.1.70.80.0.0.40.2
other conifers0.0.1.40.80.0.0.40.40.0.0.40.2
beech44.33.435.43.324.13.113.32.230.14.429.01.4
maple2.31.01.40.83.11.24.71.41.01.02.70.5
ash3.21.25.51.53.81.43.11.12.71.53.70.6
oak4.21.44.71.50.0.1.70.82.81.62.70.5
sweet chestnut0.0.0.0.0.0.0.40.413.33.31.70.4
other broadleaves1.80.91.40.80.40.40.40.49.42.82.00.5
total100.0.100.0.100.0.100.0.100.0.100.0.
121-160 yearsn/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce40.94.820.85.356.74.258.23.341.56.749.52.1
fir27.64.423.85.625.53.76.21.65.83.316.41.5
pine0.90.97.03.41.30.95.91.61.91.93.60.8
larch0.0.0.0.0.0.15.92.431.36.39.11.2
Arolla pine0.0.0.0.0.0.3.11.10.0.1.20.4
other conifers0.0.0.0.0.0.0.50.50.0.0.20.2
beech29.74.434.26.214.42.97.91.79.84.116.21.5
maple0.0.3.42.40.60.60.40.41.91.90.80.4
ash0.0.0.0.0.70.70.80.50.0.0.50.3
oak0.90.99.13.80.70.70.40.41.91.91.50.5
sweet chestnut0.0.0.0.0.0.0.90.65.93.30.90.4
other broadleaves0.0.1.81.80.0.0.0.0.0.0.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.
>160 yearsn/a0.0.0.0.0.0.0.0.0.0.0.0.
spruce38.18.033.819.476.64.764.32.747.36.061.62.1
fir32.77.732.518.914.33.84.21.17.33.18.61.2
pine5.33.60.0.1.31.34.11.11.31.33.30.8
larch0.0.0.0.0.0.18.42.223.75.014.81.5
Arolla pine0.0.0.0.0.0.6.61.40.0.4.10.9
other conifers0.0.0.0.0.0.0.0.0.0.0.0.
beech21.26.60.0.7.83.02.00.711.63.95.61.0
maple0.0.0.0.0.0.0.0.0.0.0.0.
ash0.0.0.0.0.0.0.0.0.0.0.0.
oak2.72.633.819.40.0.0.30.31.41.41.00.4
sweet chestnut0.0.0.0.0.0.0.0.7.43.11.00.5
other broadleaves0.0.0.0.0.0.0.0.0.0.0.0.
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a1.30.51.80.52.80.73.30.51.30.52.30.3
spruce26.91.828.01.849.52.050.61.521.71.938.40.8
fir21.01.715.61.422.11.74.30.62.90.812.30.6
pine2.90.72.90.71.00.45.90.70.70.43.20.3
larch0.0.1.50.50.0.14.91.117.71.87.50.4
Arolla pine0.0.0.0.0.0.3.40.50.0.1.10.2
other conifers0.50.31.10.40.20.20.20.10.0.0.40.1
beech33.41.928.71.816.21.56.60.717.21.818.40.6
maple5.81.04.40.83.30.73.00.52.70.83.80.3
ash2.70.74.80.82.40.62.00.42.10.72.70.3
oak3.20.74.60.80.50.31.00.32.40.82.20.3
sweet chestnut0.0.0.0.0.0.0.40.213.71.61.90.2
other broadleaves2.30.66.61.01.90.64.50.617.61.85.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 05.03.2024 #1300088/481838

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1300088. Birmensdorf, Swiss Federal Research Institute WSL

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