Gardeners often encounter this phenomenon somewhere in late June.
The leaves on the currant are swollen, the edges of the damaged leaves twist downwards, become bumpy and red-cherry.
So, to you in the garden granted red-headed currant aphid (Red-Galla).
Damages the aphids mainly red and whiteCurrant, less often black currant. Colonies of insects are located on the underside of young leaves and begin to eat intensively. The leaves are deformed and blush. There are bulges (galls) that can cover almost the entire leaf. Within a short time, in hot weather even after a few days, the larvae of a new generation are spreading to other young leaves, forming new colonies.
The pest gives several generations on the currant,Then moves to weeds, where it multiplies until the end of summer. In autumn, aphids again return to the currant bushes and "give" another generation of females laying wintering eggs.
The wrecker winters on young shoots at the base of the bark of the kidneys, in the cracks of the old branches of the bush. And in the spring, when young leaves bloom, aphids again begin their life cycle.
How to protect your crop and get rid of aphids on plants?
In spring, spray the bushes of currant in the period of leaf opening. Use herbal infusions of chamomile medicinal, tobacco, citrus peels. After 10 days, repeat the treatment.
Spend the weeds around the bushes.
If the aphids are badly affected, apply treatment with some kind of insecticide, follow the instructions.
And most importantly - make friends with ladybirds. These little handsome men love the aphid. Over a day they can destroy 200 or more pests.