Black Rings at the Top of Blackberry Bushes

The top of the bush will grow beautifully, then eventually will get black rings around it and the top will droop. The bush below will look fine.

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1 Comment To "Black Rings at the Top of Blackberry Bushes"

#1 Comment By Heather On 07/15/2011 @ 8:26 pm

It might be spur blight or even cane blight, but from what you say, it sounds more like spur blight. This article has more information on spur blight on blackberries:
http://learningstore.uwex.edu/assets/pdfs/A3236.pdf ^[1]

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[1] http://learningstore.uwex.edu/assets/pdfs/A3236.pdf: http://learningstore.uwex.edu/assets/pdfs/A3236.pdf

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