cabbage root fly

cabbage root fly

n
(Animals) a dipterous fly, Erioischia brassicae, whose larvae feed on the roots and stems of cabbages and other brassicas: family Muscidae (houseflies, etc)
References in periodicals archive ?
Effort Protect brassicas from cabbage root fly with collars - discs of roofing felt or underlay will do.
You should also place cabbage collars around the base of each plant to stop cabbage root fly and cover the planted area with fleece to keep out cabbage white butterflies, pigeons and aphids.
They are not an easy vegetable to grow, because they take up a lot of space and can suffer attacks from cabbage root fly, cabbage white butterflies and mealy cabbage aphid.
Planting a compact cabbage variety with French beans will reduce levels of mealy cabbage aphid and cabbage root fly.
The young plants should be watered in thoroughly and should then have a cabbage collar, at least 100 mm (4in) in diameter, placed around the base to prevent attack by the cabbage root fly.
Plant vegetables into the ground and under glass for a succession of crops n Fix collars around the stems of young cabbages, cauliflowers and Brussels sprouts to deter cabbage root fly n Earth up early potatoes n Prune spring-flowering shrubs over three years old as they finish flowering n Clean out the pond and insert new aquatic plants n Thin out hardy annuals sown in March n Forced daffodils can be knocked out of pots and planted among shrubs to establish themselves for flowering in the open next year n Top dress vegetables, fruit and roses with fertiliser n Thin out young raspberry canes which will not be required
And it is so easy, tolerating poor soil conditions and remaining relatively unaffected by the pests which torture the brassicas, such as cabbage root fly.
As they are part of the brassica group, they are prone to the same problems as cabbages, including cabbage root fly and clubroot.
PUT brassica collars or discs of carpet underlay on the soil around cabbages and cauliflowers to protect the plants from cabbage root fly.
Place mats around new stems at soil height to deter larvae of the cabbage root fly.
PROTECT brassicas from the ravages of cabbage root fly with collars - discs of roofing felt or underlay will do.
Use slug traps and barriers such as horticultural fleece or Environmesh to protect peas and beans from weevils and brassicas from cabbage root fly, pigeons, rabbits, cabbage aphids, whitefly and cabbage caterpillars.