Alnus rhombifolia
White Alder, Western Alder
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
In shrub areas, convert from spray sprinklers to bubbler or drip systems that apply water directly to roots.
Occasionally check the soil's moisture level around shrubs before and after watering to determine if watering times are appropriate.