What Is Killing My Plants And How Do I Treat This?

Question

Have about 12 of these bushes that are 10 feet high 4 feet apart to make a hedge row. One branch has completely died while most of the other plants are now showing signs of the leaves turning brown as shown in the attached picture. Picture does show new growth too.

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Answer 1

Most commonly, Phytopthora root rot, and verticillium wilt will cause this type of damage. Otherwise, root girdling can cause it, too. This is unlikely to be the case if all of them are starting to experience the issue. Here is an article that will help:

https://www.gardeningknowhow.com/ornamental/trees/tgen/tree-is-dead-on-one-side.htm