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 ...

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 ...

John E. Woodmansee Photo: Tobacco hornworm on a tomato plant that has been attacked by a parasitic Braconid wasp. The white capsules on its back are the pupal stage of the tiny wasp. Braconid larvae ...

The leaves of my tomato plant are being eaten by something. Some of the stems are completely bare of leaves. Is there anything I can do to protect my plants? I suspect you have a tomato hornworm or ...

This tiny wasp is natural pest control for the hornworm caterpillar, bane of summer gardeners. Tomato growers know the tobacco hornworm can destroy a plant overnight. But a tiny natural ally helps ...

Growing your own tomatoes can be an extremely rewarding experience, but it often comes with its own set of hurdles — namely, the creepy-crawly kind. Common pests like aphids and the dreaded tomato ...

Early detection and removal is crucial. There are natural and chemical control methods. Planting certain herbs and flowers near your tomatoes can deter hornworms. As tomatoes grow tall and the yellow ...

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 ...

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 ...

Q: We found the grossest looking worm on our tomato plants at the end of the summer. I’ve attached a photo so you can see what I mean. It’s big, green and covered with white horns. We killed it, but ...

The big, meaty green caterpillars that many of us have been fighting to eradicate from our gardens this summer make plenty of people squirm. In part it s because they are among the largest ...