Do not add excess manure to the soil, as this makes it especially attractive for the adult cabbage maggot flies to lay their ...
Petunias will be used as trap plants in cabbage to determine their effect on the incidence of cabbage maggot and Jimsonweed will be planted in a potato crop to determine its effect on Colorado potato ...
My prevention measure of choice is to arrange a lightweight, floating row cover over the plantings. The cover prevents both the cabbage maggot fly and the cabbage butterfly from accessing the planting ...