Plum Trees

What Is the Black Knot Disease on Every Limb?

Gloria52 added on April 12, 2015 | Answered

What is the black knot disease on every limb? It is on every branch of the plum tree. It's on the green limbs also. Part of the tree is dead in one section.

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Certified GKH Gardening Expert
Answered on April 13, 2015

Treatment for Black Knot is a combination of fungicides and pruning.

This is an excellent article to help you with this process.

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