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Carrot fly can make a large proportion of carrots and allied vegetable crops inedible.
Carrot fly is a small black-bodied fly whose larvae feed on the roots of carrots and related plants, such as parsnip, parsley, celery and celeriac.
There are no pesticides available for home garden use against carrot fly.
Biological control suppliers (Adobe Acrobat pdf document listing biological control and suppliers)
RHS research has been comparing different heights of barriers and complete covering with netting as methods of control of carrot root fly. The results are being interpreted and will inform the advice given on control of this insect read more
Carrot fly - getting to the root of the problemProtect your gardenThe root of the problem (RHS carrot fly research)
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RHS members can get exclusive individual advice from the RHS Gardening Advice team.
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.