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How to Prune a Ginkgo Tree

1. Preparation

- Timing: Prune ginkgo trees in late fall (November to early December) when the leaves are dropped

- Tools: Pruning shears and loppers

- Safety: Wear protective clothing if you suspect insects or diseases have infested the tree.

2. Identify the Weak/Damaged Branches

Look for:

- Branches that are cracked or broken

- Intersecting branches (branches rubbing)

- Branches growing too close to the ground

- Suckers (small shoots growing from the trunk or another branch)

3. Remove Dead and Damaged Branches

- Begin with removing all the dead, broken, or diseased branches

- Cut them close to the trunk or parent branch

4. Thin Out the Center of the Tree

- Remove a few branches close to the center to improve air circulation and sunlight penetration

5. Shape the Tree

- Reduce long branches to balance with the rest of the canopy

6. Avoid Topping the Tree

- Never cut the uppermost shoot (the leader) as it will result in multiple weak shoots

7. Pruning Technique

- When pruning a branch:

- Make the cut just outside the branch collar (where the branch meets the larger branch).

- Do not cut into the collar area as it can cause diseases to enter.

- Keep the cut clean.

8. Remove the Pruning Debris

- Cleanup the area to prevent insects and diseases.

9. Water and Fertilize

- Water the tree after pruning to help the cuts heal.

- Apply fertilizer according to the manufacturer's instructions.