Pest update from Wellesbourne
When the water traps in the swede plot were checked today there were:
- 58 male and 121 female cabbage root flies
- 83 bean seed flies
- 12 flea beetles
- 444 pollen beetles
- 57 cabbage stem weevils
- 18 cabbage stem flea beetles
- 1 cabbage seed weevil
- 1 small white butterfly
There were 326 carrot flies on the 3 sticky traps in the new plot for 2019.
117 cabbage root fly eggs were laid between 16 and 19 July (around 15 plants).
2 diamond-back moths, 1 turnip moth, 1 silver Y motj and no cabbage moths were captured in pheromone traps. There are 2 traps for each species.
We also caught 5 diamond-back moths on 5 carrot fly traps.