Red Horsechestnut (Aesculus x carnea)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Tree

Red Horsechestnut
Aesculus x carnea

Red Horsechestnut in flower
Red Horsechestnut in flower
 
Features
Erect clusters of pink or reddish flowers in spring. 
 
Culture
Full sun to light shade; prefers moist, but well drained soils; slightly acid soil is best. 
 
Cultivars
  • 'Briotii' - has deeper red flowers in larger clusters.
 
 
Mature Height
30-50 Feet
 
Size
Medium
Large
 
 
Mature Form
Pyramidal to rounded 
 
Native To:
Of hybrid origin; a cross between common horsechestnut (Aesculus hippocastanum) and red buckeye (Aesculus pavia. 
 
USDA Hardiness Zone
5 - 8 
 
Soil Conditions
Moist, Well-Drained
 
 
Tolerance
 
 
Exposure/Light Requirements
Full Sun
Partial Sun/Shade
 
 
Uses
Shade
Specimen
 
 
Foliage Color
Green
 
 
Fall Foliage Color
Green
 
 
Pests and Problems

Environmental Damage

Fungal Disease


Additional pests and problems that may affect this plant:

Leaf blotch can occur Leaf scorch can be a problem in prolonged droughts.
 
Additional Notes
This tree should not be used along sidewalks since it produces nuts enclosed in large husks (a litter problem); nuts are poisonous.

 

 
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