Sale!
- 30% off on all potted deciduous trees (excluding trees growing for next year)
- 30% off on all herbaceous perennials
- 50% off on potted and B&B overstory maples (excludes Japanese and Korean Maples)
- 50% off on all potted evergreens (excluding Boxwood, Emerald Green arborvitae, and Himalayan Cedar)
- 50% off on Weigela
Please note: Our Plant Encyclopedia is for reference only and does not reflect current inventory or availability.
Black Alder
Alnus glutinosa
A tough adoptable plant; few pest problems; tolerates short term flooding; flower and fruiting best in full sun; easy to transplant
| Light Requirement: | Full Sun |
|---|---|
| Cold Hardiness: | Zone 4 |
| Height: | 40 to 60 |
| Spread: | 20 to 40 |
| Flower: | Not significant. |
| Foliage: | Glossy green. |
| Form: | Rounded, narrow. |
