The Q&A Archives: White catapillars

Question: I have been seeing white catapillars. What are they? They have brown 'horns'. They have been falling out of my tree in the backyard. I'm not sure what kind of tree it is. Any info would be appreciated.
Thank You.

Answer: I can't tell from your description which caterpillars you are dealing with. Visit the following website and you'll be able to key it out. Once you do, send another question to this forum with the name of the caterpillar and we'll make control suggestions:

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