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Plant Database
grey alder

grey alder

Alnus incana

tree☀️ full sun💧💧💧 high water Hardy: Zone 2aZone 7b

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A fast-growing deciduous tree with gray-green foliage and attractive catkins in spring, thriving in moist to wet soils. Valuable for wetland restoration and wildlife habitat, particularly in northern climates.

Overview

Form
Upright
Growth Rate
fast
Size
30–20′ tall × 20–30′ wide
Dormancy
deciduous
Family
Betulaceae

Native to the United States

Native Range

Northern Europe, Asia, and North America

Native to: Alaska, Idaho, Maine, Michigan, Minnesota, Montana, New Hampshire, New York, Oregon, Vermont, Washington, Wisconsin, Wyoming

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Spring

Companion Planting

Plants well with