London (change)
Today 9°C / 6°C
Tomorrow 16°C / 9°C
Keywords:
Sort by:

4 results returned

Bay leaf suckers

By Gardeners' World on 18/10/2011 14:33:48

In mid-spring, 2mm-long, greenish-brown, adult bay suckers emerge from overwintering. They feed on young bay leaves, turning them yellow and making the edges thicken and curl. The females then lay eggs under the curling edges and the new, young grey


Flea beetle

By Gardeners' World on 18/10/2011 15:11:07

one edge. Brush the clean edge of the card over the top of your plants - when the beetles hop into the air they'll stick to the grease. Repeat as necessary.Use pyrethrum chemical controls, or spray seedling brassicas with a thiacloprid insecticide


Whitefly

By Gardeners' World on 19/10/2011 12:38:10

above 10 celsius in the greenhouse you can use a biological control, such as the parasitic wasp, Encarsia formosa, which attacks the juvenile forms of whitefly.Sprays with products containing imidacloprid and thiacloprid, which are absorbed by the plants


Sooty mould

By Gardeners' World on 19/10/2011 14:13:13

are your best allies. Ladybirds can be bought as a biological control, and you can also buy ladybird houses to encourage these helpful creatures to take up residence in your garden. They need time to tackle the problem, so don't expect them to hoover up


4 results returned
Search time: 0.011 secs