Ledum (Klopovnik, forest rosemary) is a plant of the genus Rhododendron, widely distributed in the subarctic, temperate zones of the Northern Hemisphere. It is found in Belarus, the Far East, North America, Greenland.

A characteristic feature of the bush is a suffocating resinous smell. During the flowering period, it is not recommended to stay in the thickets of the plant for a long time, since the essential oils secreted by it cause headache, nausea, severe dizziness, which can cause loss of consciousness. Because of this, the klopovnik acquired the popular name - "swamp fool". It grows on peatlands, sphagnum bogs and in coniferous forests.

There are several types of wild rosemary: creeping, greenland, large-leaved and swamp. However, only the last variety is considered useful.

Forest rosemary in the form of infusions and decoctions has antiseptic, disinfectant and diuretic effects. It is used as an expectorant, antitussive for the treatment of respiratory diseases.

Botanical Description

This is an evergreen shrub with a characteristic brownish felt-type fluff on the branches. The minimum height of a mature plant is 15 cm, the maximum is 130 cm. The leaves are arranged evenly, with the plates bent inward. Above, green, dark, smooth, bottom covered with a brown fluff through which the essential oil glands are visible.

Klopovnik grows together with soil mushrooms. The flowers of the bush fit tightly together, white and small, form an umbrella at the top. The flowering period falls on May-June. Flowers pollinate insects. Nectar (honey) collected from them is poison for humans.

The fruits of Ledum visually resemble an elongated box of five planks. The nuclei are small, have processes. Propagated by root offspring, branches, cuttings, seeds, dividing bushes.

Chemical composition

Forest rosemary herb contains the following components that determine the healing properties of the plant:

  • bioflavonoids;
  • quercetin;
  • coumarins;
  • volatile;
  • gum;
  • tannins;
  • organic acids;
  • glycosides;
  • resins;
  • pectin substances;
  • vitamin C;
  • macro- and microelements: zinc, calcium, potassium, iron, magnesium, barium, chromium, copper.

The ground part of the insecticide contains volatile substances (cimol, geranyl acetate, palustrol, ice), which have a balsamic smell, a bitter-burning taste and the ability to paralyze the nervous system.

Poisonous essential oil (up to 7%) is concentrated in all parts of the plant, except the roots. The branches of the first year contain up to 1.5%, leaves - up to 7.5%, flowers - 2.3%, fruits - 0.17%. The amount of essential oil in the grass of the second year is much less and barely reaches 1.0%.

Beneficial features

Marsh stupor has an exciting effect on the higher parts of the central nervous system and hypotensive on the body as a whole. Ledum preparations are used in traditional medicine as an expectorant, anti-inflammatory, anti-pertussis and antiseptic agent. The pharmacological properties of the herb are due to the presence of a volatile component of an essential oil (ice). The substance is partially secreted through the mucous membrane of the respiratory system, this stimulates the secretion of the glandular epithelium, stimulates respiration, and enhances the activity of the ciliary epithelium. This leads to liquefaction of sputum, accelerating its excretion from the bronchi. Thus, Ledum preparations are used to treat pertussis, bronchitis, tracheitis, laryngitis, asthma, emphysema, and tuberculosis.

In addition, decoctions and infusions based on herbs are used to eliminate:

  • malaria
  • liver disease;
  • pathologies of the digestive system (colitis, spasms);
  • inflammatory processes in the genitourinary sphere;
  • colds, SARS;
  • rickets;
  • headaches;
  • frostbite;
  • hematoma with bites, bruises.

Forest rosemary patches are useful for the treatment of skin pathologies (diathesis), boils, ulcers. And herbal compresses are used to combat myositis, neuritis and joint diseases.

Properties of Ledum:

  1. Increases pulse, quickens heartbeat, promotes urine excretion, dilates peripheral, coronary vessels.
  2. Kills harmful bacteria.
  3. Reduces cramps, cramps, increases the resistance of gastric tissues.

The use of grass varies by country. In Komi it is used to treat alcoholism, Bulgaria - arthritis, cholecystitis, Germany and France - angina pectoris, rheumatism, asthmatic cough, bronchial asthma, in Japan, Buryatia - scabies, diseases of the female genital area, parasitic infestations, conjunctivitis, dysentery, blepharitis, chickenpox smallpox. In homeopathy, the klopovnik is used externally to treat wounds, frostbite, sick joints.


An overdose of ledum preparations causes increased irritability, irritability, dizziness, inflammation of the gastrointestinal mucosa, and vomiting.

The marsh shrub is poisonous, so care must be taken when assembling and harvesting the plant: wear protective equipment (respirator, gloves), store away from children and away from food. Treatment should be carried out under the supervision of a doctor, adhering to the indicated doses.

Contraindications for use:

  • pregnancy;
  • lactation;
  • children and adolescents under 14 years old;
  • digestive diseases in the acute stage;
  • glomerulonephritis;
  • hepatitis;
  • pancreatitis
  • individual intolerance.

If after applying (internal or external) rosemary, the state of health worsens or allergic reactions occur on the part of the body, the further use of drugs, tinctures, compresses, decoctions should be stopped immediately and consult your doctor. If side effects are ignored, improper use of the shrub can cause harm, cause severe intoxication and put life at risk.

Remember, the plant is poisonous! In an uncontrolled amount (in case of exceeding the doses prescribed by the doctor) it poses a danger to human health. To avoid the tragic consequences, do not self-medicate.

Folk recipes

From cough

A method of preparing an aqueous infusion of a plant: 15 g of grass pour 200 ml of boiling water, brew for 1 hour. Take 15 ml 6 times a day until recovery.

For asthma

The principle of preparation: mix 15 g of nettle with 20 g of rosemary, add grass to 1 liter of boiling water, leave for 2 hours. To eliminate asthma attacks, drink 100 ml 3 times a day for 2 weeks.

From acne

To prepare a therapeutic ointment, plant flowers (15 g) are poured with warm olive oil (15 ml), placed in a water bath, boiled for 10 minutes. After this, the tincture is removed from the fire, left for a day, filtered. Method of application: rub into problem areas 2 times a day until the skin condition improves.

From sciatica

To relieve back pain and reduce the inflammatory process of the nerve roots in the intervertebral openings, a tincture is prepared for external use. It is rubbed into the affected areas before bedtime. To prepare the product, 100 g of dry grass is poured into 500 ml of vodka, left in a warm place for 2 days, filtered.

From trichomoniasis

To combat the infection that causes a sexually transmitted disease, a solution for douching is prepared on the basis of rosemary. To do this, pour 15 g of dry grass 200 ml of boiling water, insist 1 hour, filter. Then 150 ml of water are poured into the solution. The course of treatment is a week. The procedure is carried out at night.

From dysentery

To stop diarrhea, 10 g of marsh rosemary is combined with 25 g of marshmallow root, 1 liter of boiling water is poured. To reveal the beneficial properties, the infusion is left for 1 hour, then filtered. Take 15 ml after 2 hours until the unpleasant symptoms disappear.

From conjunctivitis

To prepare a compress on the eyes, dry rosemary (15 g) must be poured with hot water brought up to 90 degrees (200 ml), insist an hour, strain. In the resulting infusion, moisten the gauze, squeeze out the excess liquid. Apply compress to eyes closed, withstand a quarter of an hour. It should be warm, in no case hot and cold. The course of treatment is 5 days.

From scabies

To eliminate skin disease, rosemary, root of hellebore white and natural pork fat are mixed in a ratio of 1: 1: 3, put in an oven and simmer for 7 hours. Then the mass is thoroughly mixed, filtered, stored in the refrigerator. Rub into the skin at night, do not rinse. The course of treatment is 4-10 days, depending on the stage of the disease.

From rhinitis

To eliminate the common cold, 25 ml of flaxseed oil is mixed with 10 g of grass and flowers of the bug, heated (not bringing to a boil), insisted for 12 hours in a hermetically sealed container. After filtering. With the resulting composition, instill the nose three times a day, 2 drops into the nostril.

From pyelonephritis

For the treatment of kidney diseases, mint is mixed with horsetail and harvest (ledum, St. John's wort, pine buds) in a ratio of 3: 4: 5. Then 30 g of the herbal mixture is poured into a thermos and pour a glass of boiling water. Insist one night. Dosing schedule: 50 ml 4 times a day for a month.

Domestic use

The bush of marsh rosemary is poisonous. In large doses, the plant causes paralysis of the respiratory system and heart muscle, dizziness, general discomfort.

In everyday life, forest rosemary leaves are used as an insecticide to kill insects, bugs, mosquitoes and flies. The branches of the plant are placed in a wardrobe to protect clothes from moths. And the essential oil is used in the textile industry, perfumes and soap making. Together with tar, it is used for tanning the skin. Herbal broth is given to horses after milking and for colic, pigs for epidemic diseases, cows for bloating. Ledum marsh is intoxicating to livestock. Only goats are an exception, for them it is harmless.

Collection, harvesting, drying

For medicinal purposes, exclusively non-lignified, young leafy (this year) shoots are harvested, not exceeding 10 cm in length. The period of the collection of raw materials falls on August-September, when the plant bears fruit. Harvesting of lignified 2 or 3 year old shoots is not allowed.
Interestingly, the grass has a low regenerative ability, therefore, after cutting the stems, the biomass is restored within 3 years. Because of this, it is possible to harvest shoots from one place no earlier than after 8 years. After harvesting, the plant is dried in the shade under a canopy or in specialized dryers. In the first case, the grass is scattered with a layer 10 cm thick and left in the fresh air in dry weather at normal humidity (up to 75% in the warm season). As a rule, the drying time in this case reaches 14 days. In the second embodiment, the raw materials are placed in an apparatus that maintains a heating temperature in the range of 35-45 degrees. The grass is left to dry completely.

The shelf life of the prepared raw materials does not exceed 3 years.

Remember, Ledum is a poisonous plant, in order to avoid poisoning the body and an allergic reaction in the process of working with grass, safety precautions should be observed: wear gloves, a respirator.


The representative of the heather family is an evergreen shrub reaching up to 130 cm in height. It has a strong specific aroma, which has a stupefying effect on humans and animals. In moderate doses, rosemary essential oil gives it healing properties. Preparations based on forest rosemary destroy dangerous bacteria, normalize blood pressure, soothe, relieve cramps. It is a natural expectorant, antitussive and enveloping agent. Due to the wide range of contraindications and the presence of toxic substances in the composition, rosemary is allowed to be taken only as directed by a doctor in strictly prescribed doses.

Watch the video: Ledum Pal Homeopathic Medicine For Pain Live Clinic#189 (January 2020).