Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 2: 726. Courtesy of Kentucky Native Plant Society.
Sunset®: 1-6
USDA: 5-8
Heat Tolerance: Not adapted to the hot deserts
Sun Exposure: Full sun
Origin: Central North America
Growth Habits: Deciduous tree, 60 to 80 feet tall or more (18-24 m); opposite leaves, shiny green above, paler below, pinnately compound with 7 to 11 ovate or lanceolate leaflets, 7 to 11 inches long (20-30 cm)
Flowers: Purple flowers
Watering Needs: Moderate water
Propagation: Seeds, cultivars are grafted
Propagation: Seed or occasionally cutting
- by semi-hardwood secondary cuttings, in spring. Apply IBA TALC 8000 PPM. Use intermittent mist. Root in 6-8 weeks.
- by seeds, in spring. Germinates at 70-85 degrees F. The seeds can be harvested in autumn. The seeds need cold-warm-cold stratification. The usual germination temperature is 70-85 degrees F.
Blooming Habits:
The blossom comes before the leaves. The Fraxinus quadrangulata is dioecious. If you have a female tree and there are male trees in the neighborhood, the seeds might be a litter and weed problem.
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