Gardeners often face such phenomenon somewhere at the end of June. Leaves on currant are blown up, edges of the damaged leaves twist from top to bottom, become hilly and red and cherry. Means, to you in garden the krasnogallovy currant plant louse (krasnogallitsa) has welcomed.
The plant louse damages generally red and white currant, is more rare blackcurrant. Colonies of insects are located on bottom side of young leaflets and begin to eat strongly. Leaves are deformed and redden. There are swellings (Gauls) which can capture almost all leaf. Through short period, in hot weather even in several days, larvae of already new generation creep away on other young leaflets, form new colonies.
The wrecker gives several generations on currant, then moves on weeds where breeds until the end of summer. In the fall the plant louse returns to bushes of currant again and ""gives"" one more generation of the females laying the wintering eggs.
The wrecker on young escapes at the basis of bark of kidneys, in cracks of old branches of bush winters. And in the spring when young leaflets are dismissed, plant louses start the life cycle over again.
How to protect the harvest and will get rid of plant louse on plants?
Spray currant bushes during blooming of leaves in the spring. Use grass infusions of camomile medicinal, tobacco, citrus crusts. In 10 days repeat processing.
Weed weeds around bushes.
At strong defeat of plant louses apply processing by some insecticide, follow the instruction.
And the most important - make friends with ladybugs. This little handsome adores plant louse. In day they can destroy 200 and more individuals of the wrecker.