All entries for Tuesday 17 September 2019

Pest update from Wellesbourne

When the water traps in the swede plot were checked on Friday (13th) there were:

• 118 male and 50 female cabbage root flies
• 44 bean seed flies
• 20 flea beetles
• 6 pollen beetles
• 2 cabbage stem weevils
• 28 cabbage stem flea beetles
• 0 cabbage seed weevils
• 2 small white butterflies

There were 70 carrot flies on the 3 sticky traps in the new plot for 2019.

82 cabbage root fly eggs were laid between 13th and 17th September (around 15 plants).

No diamond-back moths, 2 turnip moths, no silver Y moths and no cabbage moths were captured in pheromone traps. There are 2 traps for each species.

Rosemary Collier : 17 Sep 2019 16:28 |  Comments (0) |  Close comments |  Report a problem