Q: I have been stung three times by saddleback caterpillars while picking peas in my garden. Please tell me how kill these things without poisoning myself.
A: The organic caterpillar-killing products that contain Bacillus thuringiensis (Dipel, Caterpillar Attack, etc) cause caterpillars to stop feeding immediately. They hang from a leaf and die within a day. B. t. is harmless to mammals and birds.
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