Ragwort Flea Beetle vs Carolina Sphinx Moth

Side-by-side species comparison

Attribute Ragwort Flea Beetle Carolina Sphinx Moth
Scientific Name Longitarsus jacobaeae Manduca sexta
Order Coleoptera Lepidoptera
Family Chrysomelidae Sphingidae
Size 2-3 mm 95-120 mm wingspan
Habitat Farmland Farmland
Diet Root Feeders Nectar Feeders
Regions Europe Throughout the Americas from southern Canada to South America
Conservation Least Concern Least Concern

Ragwort Flea Beetle

A small black flea beetle that feeds on ragwort plants. Successfully used as a biological control agent for invasive ragwort in Australia and New Zealand. Larvae mine in roots.

💡

Did You Know?

One of the most successful biological control agents ever used, dramatically reducing ragwort in multiple countries.

Carolina Sphinx Moth

A large gray sphinx moth whose caterpillar, the tobacco hornworm, is a well-known pest of tomato and tobacco plants. The adult has six pairs of orange spots on its abdomen.

💡

Did You Know?

It is one of the most studied insects in biology, serving as a key model organism for research on insect physiology and neuroscience.