common whitebeam (Sorbus aria)

We are sorry, the portraits of the tree species are only available in German, French and Italian.

NFI sample plots with species occurrences between 1983 and 2026*

* An occurrence is only shown with a dot on the map if the selected tree or shrub species were detected in at least two inventories.

key figures

NFI4
state 2009/17
	production region
	Jura		Plateau		Pre-Alps		Alps		Southern Alps		Switzerland
topic (target variable)	mean	±	mean	±	mean	±	mean	±	mean	±	mean	±
number of stems 1000 n	1220	174	234	91	435	115	1200	188	676	119	3764	319
number of stems %	1.5	0.2	0.3	0.1	0.5	0.1	0.7	0.1	1.0	0.2	0.8	0.1
growing stock (stemwood) 1000 m³	308	51	27	12	66	17	199	35	83	16	682	67
growing stock (stemwood) %	0.4	0.1	0.0	0.0	0.1	0.0	0.2	0.0	0.2	0.0	0.2	0.0
growing stock (stemwood)/number of stems m³/n	0.25	0.03	0.12	0.02	0.15	0.01	0.17	0.01	0.12	0.01	0.18	0.01

The mean ± absolute standard error of the estimate is given in each case.

evaluation area: accessible forest without shrub forest

grid: 1.4 x 1.4 km grid

NFI3–NFI4
change 2004/06–2009/17
	production region
	Jura		Plateau		Pre-Alps		Alps		Southern Alps		Switzerland
topic (target variable)	mean	±	mean	±	mean	±	mean	±	mean	±	mean	±
increment (gross increment) 1000 m³/yr	11	4	0	0	2	1	6	2	2	1	23	5
fellings and mortality 1000 m³/yr	11	5	1	1	2	1	4	2	2	1	21	6

The mean ± absolute standard error of the estimate is given in each case.

evaluation area: accessible forest without shrub forest NFI3/NFI4

grid: 1.4 x 1.4 km grid