Q: I have three blackberry plants that have been growing for three years. This year my crop has been great, but I have a problem with the ripe fruit. I have looked online, and the closest photos I find say that I have Dry Cell Syndrome.
How do I prevent this in the future?
A: I think your diagnosis is correct: dry cell syndrome. Upon investigation, it seems that plant experts are using the word “syndrome” because they can’t decide exactly what causes this problem.
This reference gives details but no specific cure: