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Other common names: American Ash
Characteristics: Tree 10 m spread 8m
Seeds per packet: 15
Fraxinus americana is a fast growing species of ash tree's the White Ash name derives from the glaucous undersides of the leaves.
Autumn colour varies from brilliant purplish-reds to light mahogany. The leaves can turn very dark before the autumn colour.
Native to the eastern and central North America hardwood forests from Nova Scotia West to Minnesota, South to Northern Florida, and Southwest to Eastern Texas.
Tolerant of a range of soil types, but prefers a moist, well-drained soil that is pH neutral to slightly acid. Best in full sun, but tolerates partial shade.
Cold stratification is recommended for this species. This can be replicated by cold stratification in the refrigerator or alternatively over wintering in the garden in cold climates will assist germination.
Cold treatment is not critical for germination to occur but should give increased germination rates.
Seed are best sown in spring. The optimum germination temperature for germination is around 16-22°C
General note: Seeds of many plants are dormant and require specific conditions or pre-treatment for germination.
Do not be too hasty to discard seed that does not germinate, seeds will often lay dormant until the conditions are similar to their natural requirements for germination to occur. Containers put to one side will often surprise long after they were discarded.