SelecTree: Tree Detail
ROSEHILL WHITE ASH
Fraxinus americana 'Rosehill'
Photo Locations: Red Butte Garden - Salt Lake City, UT and Washington Park Arboretum - Seattle, WA
Trees may be referred to as male or female.
Erect or Spreading and requires ample growing space.
Has Deciduous foliage.
Height: 50 - 80 feet.
Growth Rate: 36 Inches per Year.
Longevity 40 to 150 years.
Leaves Pinnately Compound Odd, Dark Green, Red or Purple or Bronze, Deciduous.
Flowers Inconspicuous. Flowers in Spring. Has either male or female reproductive parts (dioecious). Trees may be sold as male or female.
Bark Dark Gray or Light Gray, Furrowed or Ridged.
Shading Capacity Rated as Moderate in Leaf.
Shading Capacity Rated as Moderately Low out of Leaf.
Tree Site Conditions & Constraints
Sunset Zones 1 - 11 and 14 - 17.
USDA Hardiness Zones 3 - 9.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Susceptible to Caterpillars, Scales and White Fly, Anthracnose, Root Rot, Rust, Sooty Mold and Verticillium.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium Strong.
Root Damage Potential Rated as Moderate.
Allergy Health Hazard.
Fire Resistance is Favorable.
Desirable Wildlife Plant.
Not Deer Palatable.
Cite this tree:
SelecTree. "Fraxinus americana 'Rosehill' Tree Record." 1995-2020. Aug 14, 2020.
< https://selectree.calpoly.edu/tree-detail/fraxinus-americana-rosehill >