All entries for Tuesday 30 August 2016
August 30, 2016
Pest update from Wellesbourne
Since Friday we have captured:
In pheromone traps (2 per species):
- Turnip moth = 0
- Silver Y moth = 0
- Cabbage moth = 0
- Diamond-back moth = 2
On 3 sticky traps:
- Carrot fly = 18 (in second sowing)
In 3 water traps:
- Cabbage root fly males = 2
- Cabbage root fly females = 21
- Bean seed flies = 9
- Flea beetles = 16
- Pollen beetles = 1
- Small white butterfly = 3
- Large white butterfly = 0
- Cabbage stem weevil = 0
Cabbage root fly eggs = 17 (15 plants)
On our untreated brassicas there are a few cabbage aphid colonies and a developing infestation of cabbage whitefly.