Mustard Beetle vs Cuban Green June Beetle

Side-by-side species comparison

Attribute Mustard Beetle Cuban Green June Beetle
Scientific Name Phaedon cochleariae Cotinis mutabilis
Order Coleoptera Coleoptera
Family Chrysomelidae Scarabaeidae
Size 3-4 mm 20-33 mm
Habitat Farmland Orchards
Diet Herbivores Sap Feeders
Regions Europe Cuba, Caribbean, Central America
Conservation Least Concern Not Evaluated

Mustard Beetle

A small metallic blue-black beetle that feeds on watercress, mustard and other crucifers. Both adults and larvae damage crops. Common in damp habitats near streams.

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Did You Know?

Commercial watercress growers regard this tiny beetle as one of their most persistent pest problems.

Cuban Green June Beetle

A large metallic green scarab beetle found in Cuba and the Caribbean. It is a clumsy but powerful flier attracted to ripe fruit.

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Did You Know?

It flies with its elytra closed, extending only the hindwings through side gaps, unlike most beetles.