May beetles cause harm in two ways: adults eat the leaves, and the larvae gnaw at the roots.
The greatest threat to cultivated plants is posed by larvae, which can completely gnaw away the roots.
How to get rid of cockchafer larvae
How to water a garden bed to protect it from pests:
1. Infusion of onion peel. The remedy is easy to prepare: dilute a bucket of water with peel in a ratio of 1:3. Infuse for about 5 days, and then dilute the remedy with water in equal proportions. Onion peel can be replaced with garlic peel.
2. Experienced gardeners say that iodine also helps against cockchafer larvae. Add 20 drops of the drugstore product to 10 liters of water. The product is applied 3 times with an interval of five days.
3. Alcohol. Dilute with water in the same proportions as iodine. But the remedy is used immediately after it has been prepared. Otherwise, it will evaporate and there will be no benefit.
4. "Chemistry". It will help those who do not believe in folk remedies. The preparations "Zemlin", "Aktara", "Aktofit", "Antikhrushch" will help get rid of larvae.