Plum Trees

Black Knot disease

Anonymous added on July 16, 2015 | Answered

We have two plum trees very badly infected with black knot. We are going to have to cut them down and want to replace them with red horse chestnuts, which will be planted in the same area. Does this disease go into the ground? Will it infect horse chestnut trees? These will be planted on a church property so they don't get the care they would on a private property.

A.Answers to this queston: Add Answer
Answered on July 17, 2015

Are you sure the trees are goners? This article can help make that determination and offer fixes for the black knot issue:

Though I don't believe black knot affect horse chestnuts, the fact that this is a fungus means there will be spores in the ground (which can spread to other areas) where you intend to replace the trees. To avoid any future issues with replant disease, this article should help:

Was this answer useful?

Log in or sign up to help answer this question.
Did you find this helpful? Share it with your friends!

You must be logged into your account to answer a question.

If you don't have an account sign up for an account now.

Looking for more?
here are more questions about...
Plum Trees
Join Us - Sign up to get all the latest gardening tips!

Learn From
Your Peers on
Our Blog

Visit Our Blog

Do you know a lot about gardening?
Become a GKH Gardening Expert

Learn More