Ribbed Pine Borer vs Cabbage Seed Weevil

Side-by-side species comparison

Attribute Ribbed Pine Borer Cabbage Seed Weevil
Scientific Name Rhagium inquisitor Ceutorhynchus obstrictus
Order Coleoptera Coleoptera
Family Cerambycidae Curculionidae
Size 10–21 mm 2.5-3 mm
Habitat Forests Farmland
Diet Omnivores Seed Feeders
Regions Europe, North America, Asia Europe
Conservation Least Concern Least Concern

Ribbed Pine Borer

A longhorn beetle found across northern forests that develops under the bark of dead conifers. Adults are active in spring on freshly cut logs.

💡

Did You Know?

Larvae create distinctive flattened pupal chambers under the bark, lined with coarse wood fibers.

Cabbage Seed Weevil

A small grey weevil that is a major pest of oilseed rape. Larvae feed inside seed pods, consuming developing seeds. Causes significant economic losses across Europe.

💡

Did You Know?

Entry holes made by egg-laying females also allow the larvae of the brassica pod midge to enter, compounding damage.