A reader of our column from Ashland dropped me an email about these huge green worms in her garden a number of years ago and wondered what she could do about them. She pulled five off her plants and ...

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 ...

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 ...

DEAR JOAN: Can you please identify these green and white caterpillars that have invaded my tomato garden this year? They are light green with like a lime green strip running along their backs, white ...

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 ...

One of the most loathsome garden pests, the tomato hornworm, is just as nasty as he looks. Despite its name, the “hornworm” isn’t a worm at all. This garden pest is actually a caterpillar, the larvae ...

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. Next Colorado potato beetles attack the potatoes. By mid-summer early blight ...

DEAR JOAN: My husband and I have lived in Martinez a year. We have a couple of tomato plants in pots and this past Friday morning, I had a surprise when I was watering — a large, green caterpillar ...

The most common insect pests of tomatoes, tomato hornworms (Manduca quinquemaculata) and closely related tobacco hornworms (M. sexta) are frequently found feeding on leaves and stems of tomatoes, ...