Pest update from Wellesbourne
When the water traps in the swede plot were checked today there were:
- 44 male and 14 female cabbage root flies
- 48 bean seed flies
- 7 flea beetles
- 84 pollen beetles
- 0 cabbage stem weevils
- 39 cabbage stem flea beetles
- 0 cabbage seed weevils
There were 57 carrot flies on the 3 sticky traps in the new plot for 2019.
26 cabbage root fly eggs were laid between 9th and 13th August (around 15 plants).
Two diamond-back moths, 2 turnip moths, 7 silver Y moths and no cabbage moths were captured in pheromone traps. There are 2 traps for each species.
We also caught 3 diamond-back moths on 5 carrot fly traps.