TREES & Plants

Kentucky coffeetree

The Kentucky coffeetree's tolerance to pollution and a wide range of soils makes it a suitable tree for urban environments.  Native to the Midwest, this tree bears leathery, reddish-brown seed pods that add winter interest to the Midwestern landscape.

Botanical name: 
Gymnocladus dioicus
All Common Names: 
Kentucky coffeetree
Family (English): 
Family (Botanic): 
Fabaceae (formerly Leguminosae)
Tree or Plant Type: 
  • Tree
  • Deciduous (foliage falls off)
Native Locale: 
  • Chicago area
  • Illinois
  • North America
Hardiness Zones: 
  • Zone 4
  • Zone 5
  • Zone 6
  • Zone 7
  • Zone 8
Growth Rate: 
  • Slow
  • Medium
Light Exposure: 
  • Full sun (6 hrs direct light daily)
  • Partial sun (4-6 hrs direct light daily)
  • Dry sites
  • Occasional drought
  • Alkaline soil
  • Road salt
Soil Preference: 
  • Moist, well-drained soil
Flower Color & Fragrance: 
  • Fragrant
  • White
Size Range: 
  • Large tree (more than 40 feet)
Shape or Form: 
  • Irregular
Landscape Uses: 
  • Specimen
  • Shade
  • Parkway/street
Time of Year: 
  • Late spring
More Information: 

Size and Form

50 to 60 feet high and 40 to 50 feet wide; irregular and sparsely branched

Tree & Plant Care

Transplant in sites with deep, rich, and moist soil.
Consider a male cultivars to avoid messy fruit

Disease, pests, and problems

No serious pests
The tree’s leaves and seeds are poisonous.

Disease, pest, and problem resistance

Tolerant of high pH, drought, and pollution

Native geographic location and habitat

C-Value: 8
Native to the Midwest

Bark color and texture

Bark is dark brown; rough, becoming scaly with curved edges

Leaf or needle arrangement, size, shape, texture, and color

Alternate, doubly compound leaves; with numerous leaves; lowest set of leaflets simple
Leaflets, oval with entire margins and blue green color; mild yellow fall color
The whole lead  is 36 inches long and 24 inches wide

Flower arrangement, shape, and size

Long (8 to 10 inch) spike-like clusters of greenish white flowers; male and female flowers on separate trees

Fruit, cone, nut, and seed descriptions

5 to 10 inch long, red-brown, leathery pods containing a few large rounded seeds on female trees
Male trees are seedless

Cultivars and their differences

Espresso  (Gymnocladus dioicus 'Espresso'):  Arching branches provide a  vase-shape; male cultivar

Prairie Titan™  (Gymnocladus dioicus  ‘J.C McDaniel)’:  An upright, spreading male selection