Can Tree Canker Be Cured

Smaller cankers can be cut back to healthy bark with a sharp knife and the cut surfaces treated with a wound paint specially formulated for canker treatment, such as Arbrex Seal and Heal. Make sure you get rid of all infected wood.

What causes canker disease in trees?

Canker disease usually starts when your tree gets wounded, whether due to storm damage, insect attacks, or mistakes made while pruning. When there is a large injury on the trunk, bacteria, and fungi have an easy time getting inside and spreading. They eventually infect the entire wounded area.

How do I keep cankers off my trees?

The avoidance of stress is the best and most effective protection against canker diseases. Proper tree care including watering, feeding, mulching and pruning will help to keep trees as healthy as possible.

Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.

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