Habit: Large tree, 15-25 (40) m tall, 10-15 m wide, upright branches, juvenile trees pyramidal to broad ovate crown; irregular, rounded crown with age, straight leader, fast-growing.
Flowers: Dioecious, small, delicately green panicles emerging with bud break.
Leaves: Deciduous, alternate, pinnate, glossy, dull dark green above, green beneath, 15-30 cm long; hibernaculum reddish brown; eye-catching, early, golden autumn colour.
Bark: Brown-grey, cracked.
Fruits: Numerous winged nuts, green, gradually turning brown, 1.5 -3 cm long.
Demands: Sun to semi-shade, likes warmth, tolerates chalk, heat and drought, wind resistant.
Soil: Well drained, dry to fresh, neutral to alkaline, nutritious, sandy or loamy soils.
Note: The Red Ash naturally occurs in alluvial forests, on moist alluvial soils and marshes. Tolerating relatively dry and even slightly alkaline soils it is highly valued for street planting in North America.
Hardiness: Zone 4