The Q&A Archives: rose bugs

Question: My miniature rose bush has little caterpillers and the leaves are eaten up I got some spray that is supposed to kill them but I saw one that was still alive.

Answer: The best thing to use against caterpillars on rose leaves is Bt, sold as Dipel. The caterpillars must continue to feed before the stomach poison takes effect. Treat again, according to label directions. Best wishes with your roses!

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