Circumference defoliation among all tree species Germany 1984-2023

Published by Statista Research Department, Jun 11, 2024

In 2023, around 20 percent of all tree species in Germany showed no thinning, while 36 percent showed visible crown defoliation. The number of trees at alert level or with visible crown defoliation has increased since the 1980s, while trees that sowed no thinning at all have decreased.

Development of circumference defoliation among all tree species in Germany from 1984 to 2023

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Release date

May 2024

Region

Germany

Survey time period

1984 to 2023

Supplementary notes

Until 1989, figures refer to previous federal territory. According to the source, in 2020 the distribution was evaluated among 10,076 test trees.

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