- A small fly whose larvae feed on the roots and stems of cabbages and related plants and can be a serious pest.
More example sentences
- Delia radicum, family Anthomyiidae
- These cannot fly, and feed at, or near, soil level on slugs, leatherjackets and cabbage root fly grubs.
- And I also gave it a brassica collar to keep out any enterprising cabbage root flies which find a way through the fleece (or in case the fleece blows away, which is a distinct possibility!
- They feed on adult slugs as well as slug eggs, larvae of cabbage root flies and lettuce-root aphids.