Blue Ash (Fraxinus quadrangulata)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Tree

Blue Ash
Fraxinus quadrangulata

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Blue Ash form
Blue Ash form
 
Features
Pale yellow autumn color. 
 
Culture
Full sun; moist, well drained soil; tolerates drought and alkaline soils. 
 
Cultivars
 
 
Mature Height
50-70 Feet
 
Size
Large
 
 
Mature Form
Oval to irregular 
 
Native To:
United States (and Illinois) 
 
USDA Hardiness Zone
4 - 7 
 
Soil Conditions
Dry
Moist, Well-Drained
 
 
Tolerance
Alkaline Soil
Dry Sites
Wind
 
 
Exposure/Light Requirements
Full Sun
 
 
Uses
Shade
Street
 
 
Foliage Color
Green
 
 
Fall Foliage Color
Yellow
 
 
Pests and Problems

Environmental Damage

Fungal Disease


Additional pests and problems that may affect this plant:

Ash borer. Anthracnose is possible.
 
Additional Notes

This species is NOT recommended for planting in states where the Emerald Ash Borer is present.

Not as widely available in commerce as other ash species.

 

 
Related Resources
Home, Yard & Garden Pest Guide
Illinois Commercial Landscape and Turfgrass Pest Management Handbook
U of IL - Distance Diagnosis through Digital Imaging
U of IL - Plant Clinic