Tomato hornworms, Manduca quinquemaculata, are large green caterpillars that devour tomato plants along with other nightshades including peppers, potatoes, and eggplant. They can also be a little ...

The hornworm is a common name for a sphinx moth’s caterpillar (larvae). One species of hornworm is called the “tomato hornworm” because it loves to munch on the leaves of tomato plants. Another ...

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 ...

There are few crops more satisfying to harvest than fresh homegrown tomatoes; it is one of the reasons why they are top of many people’s favorite crops to grow at home. So it is important to do ...

Question: What can you tell us about those big, ugly green single-horned tomato worms? Where do they come from? How can we prevent them? Answer: Tomato and tobacco hornworms are two huge caterpillars ...

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 ...

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 ...