Fall Sale: Evergreen trees and shrubs 50% off (excluding Boxwood). Perennials 50% off. Grasses, deciduous trees and shrubs 35% off. (No warranty provided on discounted plant material. Excludes trees that are growing for Spring 2024.)
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Black Alder

Alnus glutinosa

Picture of Black Alder

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.