Master Gardeners of Ventura County
University of California
Master Gardeners of Ventura County

Posts Tagged: hornworm

Godzilla Lives!

Remember Godzilla? The 1954 iconic film, Godzilla, featured what Wikipedia calls "an enormous, destructive prehistoric sea monster awakened and empowered by nuclear radiation." I have a Godzilla. I have it only because my neighbor served it...

This three-inch-long tobacco hornworm appears to be ready to eat more tomato leaves (or the photographer). (Photo by Kathy Keatley Garvey)
This three-inch-long tobacco hornworm appears to be ready to eat more tomato leaves (or the photographer). (Photo by Kathy Keatley Garvey)

This three-inch-long tobacco hornworm appears to be ready to eat more tomato leaves (or the photographer). (Photo by Kathy Keatley Garvey)


"Godzilla" roaming around her habitat. Tobacco hornworms (Manduca sexta) become Carolina sphinx moths, also known as hawkmoths or tobacco hawkmoths. (Photo by Kathy Keatley Garvey)

"Godzilla" roaming around her habitat. Tobacco hornworms (Manduca sexta) become Carolina sphinx moths, also known as hawkmoths or tobacco hawkmoths. (Photo by Kathy Keatley Garvey)

Posted on Friday, September 17, 2021 at 2:37 PM
Focus Area Tags: Agriculture, Economic Development, Environment, Food, Natural Resources, Yard & Garden

The Hornworms Are Not Your Friends

If you love tomatoes, you probably hate hornworms. Frankly, the garden's not big enough for both of you, and one of you has to go. It's not you. It's the hornworm. "This one is nobody's friend if you're a gardener and like to grow...

This hornworm is feeding on a pepper plant. (Photo by Kathy Keatley Garvey)
This hornworm is feeding on a pepper plant. (Photo by Kathy Keatley Garvey)

This hornworm is feeding on a pepper plant. (Photo by Kathy Keatley Garvey)

When the caterpillar or larva  is disturbed, it
When the caterpillar or larva is disturbed, it "rears up into an Egyptian sphinx-like pose," says entomologist Jeff Smith, curator of the Lepidoptera collection at the Bohart Museum of Entomology. (Photo by Kathy Keatley Garvey)

When the caterpillar or larva is disturbed, it "rears up into an Egyptian sphinx-like pose," says entomologist Jeff Smith, curator of the Lepidoptera collection at the Bohart Museum of Entomology. (Photo by Kathy Keatley Garvey)

The frass (droppings) from a  hornworm. It's a tell-tale sign you have hornworms in your garden. (Photo by Kathy Keatley Garvey)
The frass (droppings) from a hornworm. It's a tell-tale sign you have hornworms in your garden. (Photo by Kathy Keatley Garvey)

The frass (droppings) from a hornworm. It's a tell-tale sign you have hornworms in your garden. (Photo by Kathy Keatley Garvey)

The tomato hornworm turns into a  sphinx moth or hummingbird moth (family Sphingidae). (Wikipedia Photo)
The tomato hornworm turns into a sphinx moth or hummingbird moth (family Sphingidae). (Wikipedia Photo)

The tomato hornworm turns into a sphinx moth or hummingbird moth (family Sphingidae). (Wikipedia Photo)

Posted on Monday, August 30, 2021 at 8:00 AM
Focus Area Tags: Agriculture, Economic Development, Environment, Natural Resources, Pest Management, Yard & Garden

Big on Butterflies

Our cat is an entomologist. She has no formal training in the science of insects, but she can catch insects with the best of 'em. Plus, her credentials include a butterfly mark on her leg. Xena the Warrior Princess is a rescue cat. We first spotted her...

Xena the Warrior Princess is a feline entomologist. She specializes in butterflies and sphinx moths. (Photo by Kathy Keatley Garvey)
Xena the Warrior Princess is a feline entomologist. She specializes in butterflies and sphinx moths. (Photo by Kathy Keatley Garvey)

Our feline entomologist collects moths. This is probably a sphinx moth, the adult form of the tomato hornworm (Manduca sexta (Linnaeus). (Photo by Kathy Keatley Garvey)
Our feline entomologist collects moths. This is probably a sphinx moth, the adult form of the tomato hornworm (Manduca sexta (Linnaeus). (Photo by Kathy Keatley Garvey)

Posted on Friday, August 29, 2008 at 1:19 PM
Focus Area Tags: Environment

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