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Plant Description and Details
White Alder can form either a clump of stems growing from ground level or a single trunk that branches higher up. It makes its home along streambanks insagebrush country. Leaf margins are irregularly toothed. Look for rust-colored catkins in the late winter and petite alder "cones." Alder bark was used in tanning and dyeing.
| Common Names | White Alder |
| Community | Riparian |
| Annual Water Needs | 20-30 inches |
| Drought Tolerant | No |
| Native Range | Along creeks and rivers in Sagebrush country, from WA to MT, south to NV and CA. |
| Native States | CA, ID, MT, NV, OR, UT, WA |
| Hardiness | Down to Zone 5 |
| Exposure | Sun - Part Shade |
| Soil Preference | Various |
| Placement | Creekside privacy screen, forested or marshy area. |
| Mature Height | 20+ ft. |
| Mature Width | 20 ft. |
| Group Spacing | 15-30 ft. |
| Blossom Color | Rust-Red Catkins |
| Establishment Tips | Water at planting and 2-3 times deeply the first summer. |
| Maintenance Tips | Prune off lower branches if desired as the tree gets taller. |
| Plants Symbol | ALRH2 |
| Family Name | Betulaceae |
| Lewis & Clark | No |
