What Kills a Willow Tree

Spray the foliage of small willow trees with a contact or systemic broadleaf woody herbicide containing glyphosate, 2-4D or dicamba that is labeled for use on willows. Most herbicide sprays are non-specific, meaning that they will kill any plant they contact, so use them carefully and according to package instructions.

Can you revive a dead willow tree?

Weeping willows can recover from a variety of severe problems. … No matter how dire the situation, you may still save a dying willow tree and restore it to its former health with appropriate treatment and care.

What does a diseased willow tree look like?

Black bordered gray-white lesions appear on the stems and twigs. When trees are infected with both willow scab and black canker, they are said to have willow blight, which can cause defoliation, significant dieback and tree death.