Tree Detail

Fraxinus americana


Ash, Autumn Purple

Fraxinus americana   "Autumn Purple"

Category: deciduous tree   Size: large

Mature Size: 50-70' high, 30-50' wide

Zone: 3B-9   Growth Rate: fast

Foliage: Large leaves turn red in fall.

Elevation (if known): To 6,500'

Water: Somewhat drought resistant once established but prefers a moist site.

Soil : Adaptable to many soil types. Salt tolerant.

Sun: Full to partial shade.

Comments: Long lived. Good shade tree. Known for its long lasting fall color. 'Autumn Purple' is a male tree introduced in 1956. Recommended for buffer strips around parking lots. Does not have seeds. Easiest to identify in the fall when foliage turns purple.

Warnings: Surface roots can lift sidewalks or interfere with mowing.

Alamosa Tree Board Recommended? no

Street Tree? yes   Street Tree Conditions: As long as there is plenty of soil space.

CO/NM native? no   Native to: N America

Known Locations: Walgreens at corner of Main and LaVeta.

Information Sources: Alamosa Tree Board; US Forest Southern Group