Tomato hornworms (Manduca quinquemaculata) can cause serious issues for your tomatoes. Not worms at all, these are caterpillars that can quickly eat tomato plants down to nubs. What many gardeners don ...

Vegetable gardeners everywhere look forward to harvesting tomatoes each summer. But one pest that can ruin the fruits of your labor (literally) is the tomato hornworm. The caterpillars feast on the ...

Q: What kinds of caterpillars should I be controlling now? I know they will start becoming a problem soon. A: The principal insect that infests many vegetables in the tomato family, as well as grapes, ...

Have you ever gone out to your tomato patch in the morning to find a plant that consists only of stalk and leaf veins? If you have, then you are probably familiar with tomato hornworm. This voracious ...

I saw your recent column about tomato fruitworms, and was wondering if this pest also eats leaves. The leaves of one of my tomato plants are being eaten by something. A couple of the branches now have ...

Have you seen big green worms on your tomato plants? These are likely hornworms – either tobacco hornworms or tomato hornworms. Believe it or not, tobacco hornworms are what you find most often on ...

Editor’s note: Throughout the growing season, Mike Hogan, OSU Extension Educator for Agriculture and Natural Resources in Franklin County will answer gardening and home landscape questions submitted ...

Yes, this is a hornworm. And yes, it looks a lot like a tomato worm or a tobacco worm. And lucky for this hornworm, it doesn’t feast on tomato leaves. It eats the leaves of several native plants, ...