Kentucky yellowwood (Cladrastis kentukea)

Photo: செல்வா, CC BY-SA 4.0 · source

Pruning guide · Tree

Kentucky yellowwood: when and how to prune

Cladrastis kentukea

Kentucky yellowwood is best pruned in July–August.

Key facts
Pruning monthsJuly–August
Nesting season (15 March–15 August)Take care in July–August
FloweringJune
Good for bees, butterflies and birdsYes, for bees
Native to BelgiumNo, planted

Kentucky yellowwood: when to prune it?

In summer, in July–August, when the tree is in full leaf. Do not prune it in winter or spring.

What else to prune in those months? July · August

Kentucky yellowwood: how to prune it?

  1. Limit yourself to formative pruning in the first years: choose one strong leader and remove competing tops.
  2. Remove branches with a narrow, V-shaped fork or keep only one of them: such forks split easily later.
  3. Take out dead, damaged and crossing branches.
  4. Keep cuts small: better a few small branches than one thick one.

How much to cut, and how often?

  • One pruning period a year: July–August.
  • Never remove more than about a quarter of the crown at once. Better a little every year.

What does it mean for wildlife?

  • Pruning in July–August can fall in the nesting season (15 March–15 August). Check carefully for nesting birds first: disturbing an active nest is against the law.
  • Kentucky yellowwood flowers in June, when it attracts bees.
  • Prunings can go on a dead hedge or brash pile in a corner of the garden: shelter for hedgehogs, wrens and insects.

Common mistakes

  • Clipping without first checking for nesting birds.
  • Leaving a stub or sawing flush with the trunk: cut just outside the branch collar.

Caution: Do not prune in spring: the tree bleeds heavily. It has brittle wood and weak forks, so give it a good structure.

Nearby: related pruning guides

Plant profile: Kentucky yellowwood · Pruning calendar and basic rules

This guide is compiled from the Bladwijzer plant profile and pruning calendar.

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