It turns out that the struggle with the Colorado potato beetle by folk methods is quite effective. We have collected for you the most popular recipes for natural products that scare away and destroy the pests of potatoes.
Fighting the Colorado potato beetle with chemical means is not always safe, especially if you process potatoes with pesticides at a site where small children and pets walk around. In addition, poisons can accumulate in the roots, which we then eat.
Today, there are various ways of dealing with the Colorado potato beetle and its larvae. But the most safe method for many years is the manual collection of insect pests and their subsequent destruction. However, in large areas such protection of potatoes from the Colorado potato beetle is laborious and ineffective. Therefore, the easiest way during the season to handle potato planting several times with the help of natural resources.
Folk remedies are safer than chemical, but often no less effective.
Wood ash as a folk remedy for the Colorado potato beetle
Experienced gardeners know that pollinating potato bushes with sifted ash, especially birch, is very effective. In the morning, while dew has not yet dried on the leaves, or after a rain, powder the plants at the rate of 10 kg of ash per 1 hundred square meters. After 2 days, striped insects should die.
Also effective ash solution, which is sprayed with young potato bushes. To do this, dissolve 2 kg of ash in 10 l of water, then dissolve 1 l of solution in 10 l of water and process the resulting liquid.
Ash dusting is carried out 1 time in 2 weeks before flowering and 1 time per month after flowering. In this case, it will not be superfluous to sprinkle the soil between the rows with dry wood ash.
When planting potato tubers, it is recommended to pour a handful of ash into each well.
Instead of ashes, corn flour, cement, or gypsum can be used to dust the wet potato leaves.
Herbal remedies against the Colorado potato beetle (infusions and decoctions)
Effective preparations for the processing of potatoes can be independently prepared from weeds and cultivated plants. We present here the best recipes of folk remedies.
300 g of walnut shells and the same amount of dried leaves of this plant pour 10 liters of boiling water, leave for 5-7 days, then strain and use the infusion for spraying.
Infusion of poplar leaves
Fill half of the bucket with fresh poplar leaves, cover with water, boil for 15 minutes, bring the volume to 10 liters and leave for 3 days.
Birch tar solution
100 g of birch tar (suitable tar soap) dissolve in 10 liters of water and the resulting solution, spray the tops 3 times a week.
Infusion of celandine
1.5 kg of dry or fresh celandine insist in hot water for 3 hours. Then pour 1 liter of a 1.5% solution of calcium chloride into the infusion (15 g per 1 l of water).
Infusion of onion peel
300 g of onion peel pour 10 liters of water at a temperature of 70-80 ° C and insist for a day. In this case, it is desirable to place a heavy load in a container on the husk.
Infusion of roots of elecampane
100 g dried roots elecampane grind, pour boiling water, cover and leave for 1.5-2 hours. Spray when the tops reach a height of at least 15 cm.
Decoction of dandelions and horsetail
200 g dandelion shoots and 200 g horsetail pour 10 liters of water, boil for 15 minutes. Cool and apply in a concentration of 0.5 liters of decoction to 10 liters of water.
Infusion of wormwood
300 g of crushed bitter wormwood, mix with 1 cup of wood ash, pour 10 liters of boiling water and leave for 3 hours.
500 g of tobacco dust, as well as stems and roots of tobacco, pour 10 liters of water, leave for 2-3 days, then strain, add 40 g of soap and mix well.
1 kg of crushed leaves and stems of tomatoes, pour 10 liters of warm water, leave for 4-5 hours, add 40 g of bar soap (or 3 tablespoons of liquid soap).
200 g of crushed heads and arrows of garlic pour 10 liters of hot water and leave for 24 hours. Then add to the infusion of 40 g of soap.
Boil 100 g of hot pepper pods in 10 liters of water for 2 hours. Then strain, add 40-60 g of household soap and you can start spraying.
Fill 1/3 bucket with chopped burdock leaves. Fill with water to the top and insist day. After strain.
300 g wormwood grass, 8 pods of bitter pepper, 20 g of ground red pepper, 200 g of hemlock grass and garlic stalks, 1/4 of a piece of laundry soap, pour 8-10 liters of water. Insist 12 hours, then strain and use for processing plants.
Recently, many gardeners have noted that it is very effective to use mustard against the Colorado potato beetle. To do this, dissolve 200 g of dry mustard in 10 l of warm water, add 100 ml of 9% vinegar, and spray the potato bushes with the resulting liquid. In this case, the leaves are processed not only from above, but also from the reverse side.
Mustard solution is effective to use only during flowering.
Rules for the use of folk remedies against the Colorado potato beetle
- Spray in the morning or in the evening in windless and warm (18-22 ° C) weather on dry leaves.
- Treatments repeat every 7-10 days, with the last spraying should be carried out 20 days before harvest.
- Use all solutions within a few hours: natural products are not stored for a long time. Bury unused infusions and plant residues in the ground, preferably outside the site.
- The Colorado potato beetle quickly adapts to drugs, so insecticidal agents must be alternated.
Colorado potato beetle larvae are particularly resistant to insecticides
Treatment of tubers before planting from the Colorado potato beetle
In order to prevent it, before planting it is recommended to treat the tubers with protective agents against diseases and pests. Potatoes can be disinfected using wood ash (1 kg per 10 liters of water) or potassium permanganate solution (1 g per 10 liters of water). In one of these drugs you just need to dip the tubers for a few seconds.
Such an effective fight with the Colorado potato beetle will save your plants and help them to give a rich harvest of healthy tubers.