All about canadian small petals
Canadian small-petal is a representative of weed crops that can often be found in Russia. This weed is considered a medicinal plant, therefore it is quite popular. Its beneficial properties help in the treatment of gout, bone diseases (arthritis and rheumatism), and gynecological diseases.
But for some people, this plant is still considered a weed that takes up space on the site, so there are special methods of dealing with it.
Botanical description
Small-petaled Canadian has not only a name in Latin Erígeron canadénsis, but also other synonyms under which it can be found:
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coniz;
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cat;
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Conyza;
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Canadensis;
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canadensis;
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kidney grass;
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ostudnik;
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flea death;
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rogue.
On the territory of Russia, the Canadian small-petal is most often called the Ukrainian funny name "shut up your gusno". This refers the plant directly through humor to its unique medicinal properties.
The first mention of the plant (as a steppe culture) dates back to the 17th century, when the small petals were brought to Europe from the northern part of America, that is, modern Canada. After the weed began to grow throughout Europe, it gradually filled most of the globe.
Koniza is an annual weed that belongs to the Asteraceae or Asteraceae family.... It contains approximately 200 plant species.
The stem of the plant is straight and reaches an average of 1.5 m in height. There are also higher weeds with a growth of 2 m and more. The surface of the shoot is ribbed, with small hairs, abundantly covered with leaves and begins to branch into the inflorescence. It is noteworthy that the upper part of the stem near the flower has more hairs. They are shorter than on the bottom.
Leaves are linear or linear-lanceolate. The color is deep green. The surface of the leaf plate is slightly pubescent. There are jagged edges along the edges. Leaves are oval, alternately arranged. Starting from the bottom, all subsequent leaves are formed more oblong. The root system resembles a rod, which has thin lateral branches.
The peduncles of the horse have a pale yellow tint. Flowering begins in July and ends by mid-September. The inflorescence is in the form of a dense brush or panicle, entirely consisting of small baskets.
After full ripening, a fruit is formed (it is also called an achene), which is a squeezed medium-sized cylinder with a fly. The seeds in the fruit are very small. They are grayish-yellow or grayish-white in color. And sometimes they do not weigh up to 1 g. Therefore, they are very easily picked up by the wind and carried for hundreds of kilometers. On average, the fertility of one plant is up to 100 thousand seeds.
The plant contains about 1-2% essential oils, which classifies the weed as an essential crop. The chemical formula of the flower also contains:
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vitamins of group C and B;
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resin;
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flavonoids;
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tannins;
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minerals;
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tanning components;
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gallic acid;
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salt;
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terpineol.
Useful substances are contained in the entire aboveground part.
The stem should be cut off the ground at approximately 10 cm. The underside of the stem can be thick and woody (much will depend on when the grass is harvested). After cutting, the Canadian small petals are cut into separate parts. The stems are cut from the buds and tied. Store them in an unlit place. Flowers are dried on paper and then stored in a box.
Due to its useful components, the weed is of great value for the production of medicines.
But independent harvesting and collection of this weed is impractical, since the plant has contraindications (intolerance to individual components, that is, allergens).
Where does it grow?
At the moment, the distribution of Canadian small petals is very extensive. Geographically, it is found in most of Europe, Russia and Asia. Present in Australia, North Africa and Brazil. The only place where weed growth has not been recorded is the Far North.
Since the plant is unpretentious, it grows well on any soil and in any area. These can be wastelands, the banks of small bodies of water, places along the roadside or along the railway.
Even in the places of forest fires, where no grass can begin to grow again, the coniz weed feels great and grows in a matter of seasons.
With the help of winds, seeds can get into the garden, and due to the fact that the territories are not used or are not ennobled, the plant begins to grow actively even if there is only one seed. Because of these properties, the culture is classified as a cosmopolitan weed, since it is quite difficult to remove the cone from the site.
Control measures
The small petal itself is not very remarkable. Some gardeners have never even seen him live. Therefore, when a plant enters the garden, many simply do not attach any importance to it and can pull it out like an ordinary weed. But this method is wrong. To get rid of a plant, you need to have a complete understanding of it.
Favorable weather for the growth of canadensis is an increased temperature, from + 25 ° C, with a humidity of 50-60%. In other cases, its growth will be slow. The more moisture, the more its roots grow. They do not go deep, but sideways from the main rod. Therefore, it is not advisable to simply pull out the weed - you will cut off all the small side roots, and they will remain in the ground, which will enable the plant to germinate again.
Small-petal, although it does not take up much space, but very actively and aggressively damages crops, so many summer residents began to struggle with it.
There are two ways to deal with a plant.
Agrotechnical method
It includes the cultivation of plantations. This is weeding between rows, beds and other areas where weeds have been seen. In order to properly remove the root, you need to grab the bush with one hand, and with the other, dig in the ground with a shovel or hoe a little further away from the bush. At this moment, you do not need to pull the stem, there is a chance to break off the root. As soon as the ground has become a little more loose, gently pull the base of the bush up. It is best to carry out the procedure on slightly damp ground.
Some botanists in their books recommend cutting the grass before the flowering phase. Then it can prevent fruit formation and seed spread.
Chemical method
Most often, herbicide treatment is used. Since neither in the register nor in any other documents there is no regulation on what kind of chemicals can be used to spray canadian small petals, summer residents use either their experience or tips from agronomists. Among the chemicals used are pesticides, aryloxyalkanecarboxylic acids or sulfonylureas. If the weed was noticed already in the growing season, then it can be sprayed with preparations such as Cicero, Monolith, Referee, Roundup, Tornado. Of course, the chance that the plant will immediately stop growing after such spraying is very small. Therefore, the procedure is carried out several times.
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