This is a common question, Why Do They Paint Tree Trunks White here in the tropics?
Painting tree trunks white is a way of sealing trunks and protecting them. Living in or near the jungle, we have a lot of insects that climb trees and damage the tree. Painting has greatly reduced that.
- To prevent cracking in young trees
- To prevent insect damage
- To prevent sun damage to tender bark
How to paint tree trunks
- Use only water based latex paint. Exterior or interior is fine
- Dilute one part paint to three parts water
- Never use oil base and this will harm tree and prevent breathing
- Be sure paint contains no additives that are harmful to plants, the simpler the better
- Use white, dark colors will absorb heat and cause further damage
- Apply with a brush, One coat should do (spraying does not stick well)
- May need to be redone one a year in extreme weather
- Paint up to the first set of branches