Alnus viridis crispa
Green Alder
Height: 3 - 3.5m (10 - 12 FT.)
Spread: 1.5 - 3m (5 - 10 FT.)
Native to cooler North American climates. Coarse, finely toothed, oval green foliage and inconspicuous yellow-green to brown blooms in spring, followed by red catkins. Tolerates dry and rocky soils; thrives in wet soils. Nitrogen-fixing reclamation plant.