Cabbage Stem Flea Beetle vs Roesel's Bush-cricket

Side-by-side species comparison

Attribute Cabbage Stem Flea Beetle Roesel's Bush-cricket
Scientific Name Psylliodes chrysocephala Roeseliana roeselii
Order Coleoptera Orthoptera
Family Chrysomelidae Tettigoniidae
Size 3-4.5 mm 14-20mm
Habitat Farmland Farmland
Diet Leaf Miners Seed Feeders
Regions Europe Europe, Asia
Conservation Least Concern Least Concern

Cabbage Stem Flea Beetle

A dark metallic flea beetle that is a major pest of oilseed rape across Europe. Larvae mine inside plant stems during winter. Has developed resistance to neonicotinoid insecticides in some areas.

💡

Did You Know?

Became an even more serious pest after the EU ban on neonicotinoid seed treatments in 2018.

Roesel's Bush-cricket

A stocky bush-cricket with a distinctive pale border along the pronotum. Its song is a continuous high-pitched buzz. Macropterous forms with full wings appear in hot summers and can fly.

💡

Did You Know?

In hot summers, a winged form appears that can fly and colonize new habitats, driving rapid range expansion.