How to Plant Ash Tree Seeds:

Common Ash Tree

(Fraxinus excelsior)
Seed requires 30-60 days warm stratification followed by 60-120 days cold stratification. Plant in the spring or fall.

Flowering Ash Tree

(Fraxinus ornus)
30 days of warm storage at 60 degrees, followed by 90 to 120 days of cold storage. Plant in spring or fall.

Green Ash Tree

(Fraxinus pennsylvanica)
Seed requires warm (68 degrees), moist stratification for 60 days, followed by 120 days at 32 to 41 degrees. Plant in the spring or fall.

White Ash Tree

(Fraxinus americana)
Seed requires 30-60 days warm stratification followed by 60-120 days cold stratification. Plant in the spring or fall.