The press periodically there are reports that in some areas cow parsnip Sosnowski was a real disaster.It covers all large area, causing considerable damage to farmers in the fields, meadows and gardens.Control its proliferation is difficult, but possible.This gigantic plant (up to 3.5 m in height) is not for nothing is called "Herculean grass", as for the shape of the leaves is popularly referred to as "bear's paw".Recently, in some places it forms a whole thicket.What it is not surprising if such an ability to reproduce.After all, only one plant produces up to 100 thousand. Of seeds, with the ability to remain viable for several years.

What is the danger fraught with parsnip when in contact with human skin



Burns received hogweed Burns received hogweed

person by contact with hogweed gets burns, and at a significant defeat perhaps even treatment in the intensive care unit.Most often affects children who are not aware of this danger.Blame furokumariny - substances that drastically increase the body's sensitivity to ul
traviolet rays.Threatened with severe burns on contact with moist body plant in hot sunny days.

Types hogweed and in which countries it grows



At the time, cow parsnip cultivated in many regions as a fodder, and due to its high ability to reproduce it started disastrously quickly spread.It all started with the fact that Joseph Stalin, having learned that in America hogweed is a valuable forage crop, personally ordered him to grow with us.It quickly became a breeding this culture of control, and the plant has been called "Stalin's revenge", but the young leaves of Siberian hogweed before added to the first dishes (hence the name).Extracted from the roots of sugar and vodka made.Besides the Siberian cow parsnip is not as aggressive as Sosnowski.And yet it is often used as a medicinal plant.

Abatement hogweed



Methods of dealing with Hogweed Abatement hogweed

in combat hogweed is very important not to allow maturation and sieving seeds.It is better to start the fight in the spring, when the plant grows.An effective way of fighting - the chemical, with the help of herbicides.It is important to follow the recommendations on the package, otherwise the effect will not be.The treatment should be done in spring when the first formation of rosettes of leaves, or even before flowering.In the middle of the first growing season weed mowing, and the remaining leaves treated with herbicide.It is advisable to also pour the drug in a hollow tube stem.Perennial thickets better handle twice.The second time - 50 days after the first.If hogweed growing among crops should protect them from falling in the processing of the herbicide.

From mechanical effective ways to combat the regular plowing the soil until plants are in the phase of 2-3 true leaves.For greater efficiency, it is desirable to plow the soil several times during the growing season, because the seeds can germinate in the summer.

And on the complete purification section will take several years.Mowing will allow to keep the pace of proliferation of the plant, but at this place for a long time may sprout new instances.Do not forget also that the juice from the crop, if you do it manually, can penetrate the skin.When fighting hogweed is important to cut down the growing point below the root collar.If you cut the above, on the roots remain somewhat dormant buds and the plant will sprout again.

a small area effective against hogweed black film thickness not less than 100 m, which in the spring of harboring unwanted plants.The edges of her pressed against something heavy or dropwise.Young shoots a film die.It must be based on at least a year.

Effectively also burn umbrellas with seeds during maturation, but this should be done cautiously.Struggling with parsnip and using vinegar, which watered the plants.You can also pour it into the cavity of the stem.

When working with hogweed should protect all exposed skin and clothing must be waterproof.Beveled plants are required to burn because hogweed shoots a lot of nutrients to help in umbels seeds ripen.
Author: Editorial TutKnow.ru | View: open source