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California Native Plant

Alnus rhombifolia

White Alder, Western Alder

Plant photo of: Alnus rhombifolia
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Information by: Carol Bollinger        Photographer: Normans/Jacobs/Mullany

 

Description

White Alder is a deciduous tree with spreading or ascending branches and downward pointing tips. It has coarse teeth and dark green leaves. It is very fast growing 50'-90' tall with a 40' spread. It is very heat and wind tolerant and is a native to California. Green yellow flowers appear in spring. During winter, small cones decorate bare limbs.

 

Plant Type

Tree

Height Range

40-60', 60-100'

Flower Color

Green, Yellow

Flower Season

Spring

Leaf Color

Dark Green

Bark Color

Grey

Fruit Color

Brown, Yellow

Fruit Season

Winter

Sun

Full, Half, Shade

Water

Medium, Extra in Summer

Growth Rate

Fast

Soil Type

Sandy, Clay, Loam, Rocky

Soil Condition

Average, Moist

Soil pH

Neutral, Basic

Adverse Factors

n/a

Design Styles

English Cottage, Wetlands, Woodland

Accenting Features

Specimen

Seasonal Interest

Winter, Spring

Location Uses

Background, Lawn, Park

Special Uses

Screen, Wind Break, Shade Tree, Naturalizing

Attracts Wildlife

Birds

Water Saving Tip:

Fix leaking sprinklers, valves, and pipes.

One broken spray sprinkler can waste 10 gallons per minute - or 100 gallons in a typical 10 minute watering cycle.