All entries for Tuesday 23 July 2019

July 23, 2019

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.


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