| Common Name | Green Alder |
| Family | Betulaceae |
| Genus | Alnus |
| Species | Viridis |
| Origin | Europe / Asia (Alpine) |
| Blooming | Small male and female catkins appear in early spring before leaves emerge. |
| Leaf Color | Bright green to yellow-green |
| Sunlight | Half-shade |
| Category | Outdoor plants |
| Pet Friendly | Yes |
Moist, well-drained loamy soil; tolerates wet conditions and acidic to neutral pH.
High water demand; keep soil consistently moist, especially during establishment. Does not tolerate drought well.
Full sun for best growth; tolerates partial shade in hotter climates. Requires ample light outdoors.
Low nitrogen needs due to symbiotic bacteria (Frankia). Apply balanced fertilizer sparingly if grown in poor soil.
Prune after flowering or in late winter to maintain shape; remove dead wood.
These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.
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