White Alder
Alnus Rhombifolia
Overview
The White Alder (Alnus rhombifolia) is a deciduous tree reaching up to 50-80 ft. with a 20-30 ft. spread. It features a smooth, gray-white bark and diamond-shaped, toothed leaves. Adaptable to wet soils, this riparian species is ideal for streambanks. Catkins add interest in late winter to early spring. Hardy in Zones 3-7, it thrives in full sun to partial shade, enhancing biodiversity with its nitrogen-fixing abilities.
Sun Full, Half, ShadeWater Extra in Summer, MediumZones 8–10Type TreeClimate Mediterranean, Temperate
Culture
- Sun
- Full, Half, Shade
- Water
- Extra in Summer, Medium
- USDA zones
- 8–10
Shape & size
Classification
- Type
- Tree
- Family
- Betulaceae
- Climate
- Mediterranean, Temperate
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Photographs by 10 contributors
- Eugene Zelenko, CC BY-SA 4.0 · source
- Wendrio S. de Melo, CC BY 4.0 · source
- Mokkie, CC BY-SA 3.0 · source
- Gordon Griffiths, CC BY-SA 2.0 · source
- Leoadec, CC BY-SA 3.0 · source
- Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0 · source
- Si Griffiths, CC BY-SA 3.0 · source
- Pablo Cauã da Silva Toledo, CC BY 4.0 · source
- Rison Thumboor from Thrissur, India, CC BY 2.0 · source
- Schmiebel, CC BY-SA 3.0 · source
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