College of Agricultural, Consumer & Environmental Sciences Illinois Extension

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picture of a European hornet on a leaf, a cicada killer on a leaf, and a baldfaced hornet on flowers

It's big, but it's not a murder hornet: How to identify large wasps

August 27, 2020

Wasps have an undeserved bad reputation. While some species can be a tad on the aggressive side, they are, as a whole, rather beneficial. Admittedly they can be intimidating insects, particularly large ones.In 2020, Extension received more reports about large wasps than usual. Perhaps it’s because...

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a large tobacco hornworm feeding on a tomato leaf

Hornworm caterpillars on tomatoes

August 7, 2020

Good Growing

Several different types of caterpillars will feed on tomatoes. The most well-known, and probably most dreaded, are the tomato (Manduca quinquemaculata) and tobacco (Manduca sexta) hornworms. These large (up to 4 inches long) green caterpillars have a prominent “horn” on their rear...

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College of Agricultural, Consumer & Environmental Sciences Illinois Extension

101 Mumford Hall (MC-710)

1301 W. Gregory Dr.

Urbana, IL 61801

Email: extension@illinois.edu

EEO myExtension Staff Login

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Insect Pests Blogs

It's big, but it's not a murder hornet: How to identify large wasps

Hornworm caterpillars on tomatoes