Pest update from Wellesbourne

When the water traps in the swede plot were checked today there were:

• 81 male and 43 female cabbage root flies
• 29 bean seed flies
• 0 flea beetles
• Approx 3900 pollen beetles
• 26 cabbage stem weevils
• 2 cabbage stem flea beetles
• 1 cabbage seed weevil
  

There were 63 carrot flies on the 3 sticky traps in the new plot for 2019.

258 cabbage root fly eggs were laid between 5 and 9 July (around 15 plants).

1 diamond-back moth and 8 turnip moths were captured. No moths were captured in our other pheromone traps (silver Y moth, cabbage moth). There are 2 traps for each species.

We also caught 14 diamond-back moths on 5 carrot fly traps.

Rosemary Collier : 10 Jul 2019 12:20 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

When the water traps in the swede plot were checked today there were:

• 30 male and 8 female cabbage root flies
• 10 bean seed flies
• 0 flea beetles
• Approx 2,550 pollen beetles
• 13 cabbage stem weevils
• 8 cabbage stem flea beetles
• 1 cabbage seed weevil
  

There were 8 carrot flies on the 3 sticky traps in the new plot for 2019.

285 cabbage root fly eggs were laid between 2 and 5 July (around 15 plants).

2 diamond-back moths and 2 turnip moths were captured. No moths were captured in our other pheromone traps (silver Y moth, cabbage moth). There are 2 traps for each species.

We also caught 7 diamond-back moths on 5 carrot fly traps.

Rosemary Collier : 05 Jul 2019 20:28 |  Comments (0) |  Close comments |  Report a problem

AHDB Aphid News

The latest edition of AHDB Aphid Newshas been released for the week ending 30th June.

• Peach–potato aphid numbers decreased to around 50% of those caught last week but reached three figures at York.
• Potato aphid numbers have also decreased to nearly 50% of those caught last week.
• Cabbage aphid numbers decreased to around 40% of those caught last week.
• Four currant–lettuce aphids were captured at Kirton, as well as one from Dundee.
• Willow–carrot aphid numbers decreased to around 55% of those caught last week across much of England.
• Pea aphid numbers are down only very slightly compared with last week.
• Black bean aphid numbers have increased 135% compared with last week, primarily due to hotspots at Starcross and Wellesbourne, with numbers down at six sites.

Rosemary Collier : 05 Jul 2019 20:16 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

When the water traps in the swede plot were checked today there were:

• 14 male and 8 female cabbage root flies
• 8 bean seed flies
• 0 flea beetles
• Approx 5,200 pollen beetles
• 0 cabbage stem weevils
• 3 cabbage stem flea beetles
• 0 cabbage seed weevils
  

There were 6 carrot flies on the 3 sticky traps in the new plot for 2019.

328 cabbage root fly eggs were laid between 28 June and 2 July (around 15 plants).

11 diamond-back moths and 1 turnip moth were captured. No moths were captured in our other pheromone traps (silver Y moth, cabbage moth). There are 2 traps for each species.

We also caught 10 diamond-back moths on 2 carrot fly traps in the swede plot and are baited with a pheromone lure (experimental).

Rosemary Collier : 02 Jul 2019 21:05 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

When the water traps in the swede plot were checked today there were:

• 7 male and 10 female cabbage root flies
• 30 bean seed flies
• 0 flea beetles
• Approx 4,300 pollen beetles
• 1 cabbage stem weevil
• 2 cabbage stem flea beetles
• 0 cabbage seed weevils
  

There were 5 carrot flies on the 3 sticky traps in the new plot for 2019.

64 cabbage root fly eggs were laid between 25 and 28 June (around 15 plants).

3 diamond-back moths and 3 turnip moths were captured. No moths were captured in our other pheromone traps (silver Y moth, cabbage moth). There are 2 traps for each species.

We also caught 4 diamond-back moths on 2 carrot fly traps in the swede plot and are baited with a pheromone lure (experimental).

Rosemary Collier : 28 Jun 2019 16:48 |  Comments (0) |  Close comments |  Report a problem

AHDB Aphid News

The latest edition of AHDB Aphid Newshas been released for the week ending 23rd June.

• Peach–potato aphids increased to around 150% of last week, with hotspots at Kirton and Wellesbourne.
• Potato aphid numbers have increased to nearly 175% of last week across Britain, apart from four sites.
• Cabbage aphids increased at four sites.
• Single currant–lettuce aphids were caught at Dundee, Gogarbank and Silwood Park. Four were found at Rothamsted.
• Willow–carrot aphids increased to around 245% of last week across much of England.
• Pea aphid numbers doubled across six sites this week, reaching double figures at three.
• Black bean aphid numbers have substantially increased from Starcross up to Preston this week, with a hotspot at Rothamsted.

Rosemary Collier : 28 Jun 2019 16:04 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

When the water traps in the swede plot were checked today there were:

• 2 male and 3 female cabbage root flies
• 9 bean seed flies
• 14 flea beetles
• Approx 10,500 pollen beetles
• 19 cabbage stem weevils
• 4 cabbage stem flea beetles
• 0 cabbage seed weevils
  

There were 11 carrot flies on the 3 sticky traps in the new plot for 2019.

121 cabbage root fly eggs were laid between 21 and 25 June (around 15 plants).

4 diamond-back moths and 1 turnip moth were captured. No moths were captured in our other pheromone traps (silver Y moth, cabbage moth, diamond-back moth). There are 2 traps for each species.

We also caught 4 diamond-back moths on 5 carrot fly traps, 3 of which are in our carrots (above) and 2 are in the swede plot and are baited with a pheromone lure (experimental).

Rosemary Collier : 25 Jun 2019 17:12 |  Comments (0) |  Close comments |  Report a problem

AHDB Aphid News

The latest edition of AHDB Aphid Newshas been released for the week ending 16th June.

• Peach–potato aphids decreased to half of that of last week, but with numbers still rising at sites in Northern Britain, as well as at Starcross.
• Potato aphid numbers also halved across much of Britain, apart from Dundee, Newcastle and Kirton
• Cabbage aphid numbers increased at five sites, but total numbers are down to a third of last week.
• Single currant–lettuce aphids were captured at Rothamsted and Starcross.
• Willow–carrot aphid numbers declined to around 40% of last week across all sites, except Starcross
• Pea aphid numbers increased at seven sites, reaching double figures at three.
• Black bean aphid numbers have increased substantially at seven sites, with a hotspot at Silwood Park.

Rosemary Collier : 21 Jun 2019 20:19 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

When the water traps in the swede plot were checked today there were:

• 4 male and 3 female cabbage root flies
• 25 bean seed flies
• 0 flea beetles
• 3650 pollen beetles
• 25 cabbage stem weevils
• 0 cabbage stem flea beetles
• 0 cabbage seed weevils
  

There were 15 carrot flies on the 3 sticky traps in the new plot for 2019.

59 cabbage root fly eggs were laid between 18 and 21 June (around 15 plants).

6 diamond-back moths and 1 turnip moth were captured. No moths were captured in our other pheromone traps (silver Y moth, cabbage moth, diamond-back moth). There are 2 traps for each species.

We also caught 12 diamond-back moths on 6 carrot fly traps, 3 of which are in our carrots (above) and 3 are in the swede plot and are baited with a pheromone lure (experimental).

Rosemary Collier : 21 Jun 2019 20:15 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

When the water traps in the swede plot were checked today there were:

• 2 male and 1 female cabbage root flies
• 97 bean seed flies
• 18 flea beetles
• 418 pollen beetles
• 39 cabbage stem weevils
• 2 cabbage stem flea beetles
• 2 cabbage seed weevils
  

There were 27 carrot flies on the 3 sticky traps in the new plot for 2019.

11 cabbage root fly eggs were laid between 14 and 18 June (around 15 plants).

8 diamond-back moths and 1 turnip moth were captured. No moths were captured in our other pheromone traps (silver Y moth, cabbage moth, diamond-back moth). There are 2 traps for each species.

We also caught 2 diamond-back moths on the carrot fly traps.

Rosemary Collier : 18 Jun 2019 17:19 |  Comments (0) |  Close comments |  Report a problem