cabbage root fly

asked 12 years ago

1st time to get cabbage root fly, how do I get rid of it. I cant rotate my veg plot very much.

1 Answers

Gerry Daly Staff answered 5 years ago
The use of collars works well. They are made of polythene, 15 to 20 cm square wit a slit to the centre to fit snugly around the stem and held down with some stones.

Rotation has no value for the control of this pest in a small garden.