About

Grey Alder

The grey alder (Alnus incana) is a deciduous tree native to Europe and Asia, known for its greyish bark and serrated leaves. It’s often planted for ornamental purposes and thrives in wet soils, making it useful for soil stabilization and wetland restoration.
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The Appearance

A medium-sized deciduous tree with a conical shape and rounded, serrated leaves that turn yellow in autumn. It produces small, woody cones.


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The Produce

The male catkins are elongated and yellow, while the female catkins are smaller and green.


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The Flowers

Produces small, yellow catkins in spring, followed by woody cones in autumn.


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The Leaves

They are dark green on the upper surface and paler on the underside.


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The Bark

The bark is smooth and gray, becoming fissured with age.


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The Habitat

Prefers well-drained soils and full sun. Commonly found along riverbanks and in woodlands.


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The Ecology

Provides habitat and food for various wildlife, including birds and insects. The leaves and cones offer food and shelter.


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The Culture

Valued for its fast growth and ability to improve soil fertility through nitrogen fixation. Often planted for erosion control.


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Fun Facts

Grey Alder is known for its ability to thrive in poor soils and its use in land reclamation projects.

Explore Deeper With The Interactive Map

Unleash your inner explorer with our interactive map of the Arboretum. This live map labels the location of every tree in the arboretum, providing detailed information on each one.

Dive into the fascinating stories behind each tree, learn about their origins, characteristics, and unique attributes. The interactive map is your perfect companion for an engaging and educational adventure. Discover the rich tapestry of nature with just a few clicks!

Interactive Map

Arboretum Index