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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 ...

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 ...

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 ...

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 ...

What is eating my green tomatoes? There are a few rodents and insects that will feed on tomatoes. However, if you find chunks eaten out of green fruit this time of year, it might be tomato hornworm.

(Phys.org) —A team of researchers at the Max Planck Institute in Germany has found that a species of hornworm uses nicotine it gets from eating tobacco plants, as a means of defense. In their paper ...

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 ...

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The foul-breathed hornworm, Manduca sexta, repurposes ingested nicotine and exhales it to keep predators at bay. In a study published Monday in the Proceedings of the National Academy of Sciences, ...

Michael Kanost, university distinguished professor of biochemistry and molecular biophysics, led the team of 114 researchers from 50 institutions and 11 countries. Gary Blissard of the Boyce Thompson ...