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Q.What Is This On The Stem Of My Wiegela?

Zone 29061 | TinaJnSC added on May 21, 2023 | Answered

Zone 8

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Certified GKH Gardening Expert
Answered on May 22, 2023

This reminds me of crown galls! This is caused by the bacterium, Rhizobium radiobacter. This is unfortunate. The only cure will be removal, though you could attempt to solarize your soil between plantings.

Here are some articles with more information:




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