As tomato plants grow and yield small round tomatoes, another unexpected creature may appear: the Tomato Hornworm. Learn how ...

While it can be devastating to see the tomato plants you've lovingly cultivated destroyed overnight by hornworms, there's a good reason to avoid killing them.

But one pest that can ruin the fruits of your labor (literally) is the tomato hornworm. The caterpillars feast on the foliage and fruit of tomatoes and other nightshades, ruining your crops before ...

Q: I have big caterpillars on my tomato plants. One is green and has many white seed-like things all over it. Today I saw a dead, black caterpillar with seed-like things all over it. What goes ...

Several types of caterpillars damage tomato plants in Missouri, but the tomato hornworm and the tobacco hornworm usually get the most attention because of the prominent horn on the last segment of ...

Control caterpillars: Caterpillars will feed on the foliage and flowers of ornamentals and the foliage and fruit of vegetables. The tomato fruit worm eats holes in tomatoes.

What you see on the caterpillar aren't eggs. But first a bit about this pest. The tomato hornworm is one of the largest caterpillars seen in the garden, reaching lengths of 4 inches or more by the ...

A spurge hawk-moth caterpillar. (Credit: Chekaramit/Shutterstock) It's a twist of fate that wouldn't feel out of place in a horror movie: A platoon of caterpillars, young and hungry, descend on a ...

The tomato plants "can change caterpillar behavior in a way that reduces caterpillars' density," which is fascinating, says Evan Preisser, ...

Imagine that you're a beautiful tomato plant growing in a garden. Sunlight, earthworm casings to eat, rain to drink. It sounds peaceful until a barrage of hungry caterpillars come. What can you do ...

Tomato plants induce this reaction to protect themselves, but in doing so, they lose great portions of energy. It takes a serious onslaught of caterpillars to provoke a response like that. Read more ...