Tree
American Yellowwood
Cladrastis kentuckea or Cladrastis lutea
Features
Clusters of fragrant, white, pea-type flowers in late spring; yellow fall color; smooth, light gray bark.
Culture
Full sun; moist, well-drained soil; prefers alkaline soil, tolerates acid soil.
Cultivars
Mature Height
30-50 Feet
Size
Medium
Mature Form
Rounded, oval or broad rounded
Native To:
United States
USDA Hardiness Zone
5 - 8
Soil Conditions
Moist, Well-Drained
Tolerance
Alkaline Soil
Exposure/Light Requirements
Full Sun
Uses
Shade
Specimen
Foliage Color
Green
Fall Foliage Color
Yellow
Pests and Problems
Environmental Damage
Fungal Disease
Additional Notes
This species tends to flower heavily on alternate years. Tree should be pruned in summer as winter or spring pruning can lead to excessive sap loss.
Related Resources
Home, Yard & Garden Pest Guide
The Home, Yard & Garden Pest Guide (C1391) provides is written for homeowners and other residents and provides nonchemical and current chemical recommendations for controlling pests associated with trees, shrubs, turf, flowers, groundcovers, vegetables, fruit, and houses. In addition, you'll find detailed information about integrated pest management, pesticide safety, and pesticide application and calibration techniques. This publication may be purchased at your local University of Illinois Extension Unit office, or by calling 800-345-6087, or by placing an order online (search for "C1391").
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Illinois Commercial Landscape and Turfgrass Pest Management Handbook
The Illinois Commercial Landscape and Turfgrass Pest Management Handbook (ICLT) is written for professional applicators and provides nonchemical and current chemical recommendations as well as application timing information for all major pests of turf, woody ornamentals and herbaceous ornamentals. This publication may be purchased at your local University of Illinois Extension Unit office, or by calling 800-345-6087, or by placing an order online (search for "ICLT").
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U of IL - Distance Diagnosis through Digital Imaging
A free plant, weed, insect and disease identification service available through your local University of Illinois Extension office. Center Educators or State Specialists review & respond to information and digital images submitted by local Extension office personnel. Some samples may require further examination or culture work (nominal fee involved) at the U of IL Plant Clinic.
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U of IL - Plant Clinic
Services include plant and insect identification, diagnosis of disease, insect, weed and chemical injury (chemical injury on field crops only), nematode assays, and help with nutrient related problems, as well as recommendations involving these diagnoses. Microscopic examinations, laboratory culturing, virus assays, and nematode assays are some of the techniques used in the clinic.
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