Index / Plants & Trees / English Oak
Plants & Trees
English Oak
Keystone broadleaf · Quercus robur
A mature oak is an ecosystem, not a tree. 2,300+ species of insects, birds, fungi, and lichen depend on it, and the annual growth rings in its heartwood are the standard timeline for European dendrochronology.
Key specifications
Height
25 – 40 m
Lifespan
500 – 1,000 yr
Acorns
up to 10,000 / yr
Supports
2,300+ species
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