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Thornless Honeylocust

Photos are representative and may not match your specific variety.

Thornless Honeylocust

Shade tree

Gleditsia triacanthos var. inermis

  • Partial sun
  • Zones 3–8
  • 60 days to maturity
  • Flowers
  • 480" spacing
  • Low water
  • pH 6–8
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  • Overview

    A refined version of the native honeylocust that eliminates the troublesome thorns while keeping all the best qualities of this adaptable shade tree. Its delicate, compound leaves create dappled shade perfect for growing grass underneath, while the small leaflets practically disappear into the lawn come fall. Extremely tough and drought-tolerant once established, making it ideal for challenging urban environments.

  • Planting

    Plant nursery trees in spring or fall. Very adaptable to planting conditions. Water regularly first year, then very low maintenance.

  • Growing

    Sun: partial. Water: low. Soil pH: 6–8. Space plants 480" apart. Germination: 14-21 (from seed).

  • Pests & diseases

    Common pests: Honeylocust plant bug, spider mites, occasionally webworms. Common diseases: Generally disease-free, occasional canker issues.