Blackthorn aka Sloe (Prunus Spinosa) – The Healing Power of Forest Fruits.

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blackthorn sloe in bowl

Blackthorn is often overlooked and not a well-known plant, but in fact it is extremely useful, with many medicinal properties, and almost the entire plant from fruit to bark can be used even in industry and everyday life. Below is some basic and useful information about the blackthorn, which will help you evaluate the advantages of this plant.

Common name: Blackthorn or Sloe
Latin name: Prunus Spinoza
Family: Rosaceae
Habitat: the plant is found in Europe, Western Asia and North-West Africa.

Description: blackthorn is a deciduous large shrub or small tree, reaching up to 5 meters in height. It has rough and flaky black bark and densely spaced stems and branches. The branches have long sharp spikes. The leaves are small and oval. They are 2 to 5 cm long and 1.2 to 2 cm wide, dark green in color and have scalloped ends. The flowers are small and delicate, with five oval and cream-white petals. Flowering occurs in early spring. The fruit has a stone, with a thin fleshy part and a strongly astringent taste, blue-black or dark purple in color.

Parts used: fruit, leaves, flowers

Beneficial components: tannins, organic acids, sugars and vitamin C.

Therapeutic effect: Sloe is an excellent tightening agent. It can be used in the treatment of diarrhea. Pectin components have a calming and relaxing effect on an upset or inflamed stomach. A decoction or infusion of the plant can be used as a mild laxative in the treatment of constipation.

Blackthorn fruit can be used to stimulate metabolism and can be very suitable for use in cases of eczema, herpes, allergies, colds, catarrh, indigestion, kidney stones and bile, and bladder diseases. Submerged in boiling water, the flowers have slightly diuretic, tonic and laxative properties.

Used as a tea decoction, the flowers can ease the symptoms of menopause and help in cases of skin diseases such as acne, rashes, and dermatitis. Liquid from boiled leaves can be useful as a mouthwash in cases of sore throat, sore throat and laryngitis.

Safety: some herbs may react with certain medications. Therefore, it is strongly recommended to consult a doctor, specialist, or herbalist before using any herb.

Blackthorn Health Benefits, Medicinal properties and method of application

Almost all parts of milk blackthorn are useful and can be used for treatment. The leaves, flowers, fruits and even the bark of this woody shrub have purifying, tightening, purifying, sweatshop, laxative, disinfecting and diuretic properties and are very useful for the stomach. And tea made from milk blackthorn flowers is a safe and safe cleanser, good for the stomach, and at the same time increases the appetite for food.

Herbalists and practitioners prescribe this tea to treat minor gallbladder problems, skin complaints, catarrh, stone formations, and stomach cramps. This is especially useful in the treatment of diarrhea in children, as well as for the treatment of kidney problems.

blackthorn fruits are usually more palatable to eat when they are harvested after going through 2 or 3 nights of frost. The juice extracted from the fruit or the milk blackthorn fruit itself is useful in treating swelling and irritation in the mouth, gums, and throat. On the other hand, a decoction made from the bark of this Bush helps to reduce the high temperature.

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Nevertheless, blackthorn flowers seem to have the most therapeutic and curative value. Traditionally, herbalists and specialists attribute numerous medicinal properties, such as expectorant, diuretic, gentle laxative and diaphoretic blackthorn .

Although herbalists did not specifically mention milk blackthorn (L. Spinosa Prunus), all species in this class include amygdalin (bitter cyanogenen glucoside, usually extracted from apricot and pitted plum) and prunazine (technology Park ” crystal worlds cyanogenen glucoside found in various plants of the genus Prunus), compound substances that break down in water to form cyanohydrogen acids (hereinafter also cyanide).

This is an extremely toxic substance, but when taken in small doses, it chemically improves breathing, improves digestion, and causes a sense of health and happiness.

Milk blackthorn bark is also suitable for various medicinal purposes. For example, it is not only an excellent resource for natural tannin, but is also widely used in the preparation of ink. When the milk blackthorn bark is boiled in an alkaline medium, a yellow dye is obtained. Even the juice extracted from the unripe milk blackthorn fruit was used by washers to mark clothing, as it is difficult to erase.

Soft tissues (the fleshy part) or the flesh of ripe fruit are used for cosmetic purposes, such as
preparation of astringent face masks. On the other hand, the green leaves of the bush serve to make a green dye, while the fruit can be used to produce a dye that varies in shades from deep gray to green.

An important aspect of blackthorn is that the shrub is resistant to marine conditions and carries the potential for rapid growth and expansion. If fences made with shrubs on the turn are preserved, they are able to withstand severe weather conditions. However, the fence of such shrubs stands with bare branches in the winter months due to hilling of the leaves of the Bush.

blackthorn s grow quickly, even after they have been cut or devastated by the rapid spread of wildfires. The nature of this Bush makes it possible to grow secondary shoots from the ground and quickly regenerate to create a dense wall of bushes. These species from the Prunus family are remarkably unaffected by the fungus.

Tree parts of blackthorn : the stems of the sloe bush are so useful that they are usually used in the production of turning materials (ploughing machines),gardening devices, teeth on rakes or hoes, and other similar items. Straight blackthorn branches are used to make canes and are extremely prized for their use because of their intertwined and attractive shapes.

Blackthorn Habitats.


In principle, the blackthorn belongs to the Eurasian species. The shrub is typical of several regions, including Europe, Western Asia, and North Africa, where the most common species is Prunus Spinosa. In Eastern Europe, the shrub and its products are traditionally harvested from the wild.

The shrub is also grown decoratively. In nature, blackthorn s grow inexpertly in the middle of hedges, on the periphery of forests, Sunny mountain slopes, in meadows where the soil contains a sufficient amount of lime. To thrive well, blackthorn s need well-drained soil that can retain moisture.

It is best to thrive in clay soil as well as limestone. Although blackthorn s have a preference for certain pigments in the soil, having an excess of them can make the plant weak or sickly.

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Blackthorn blooms in March-April, and the fruit ripens sometime in October. The flowers of the shrub are hermaphrodite, having both sexual characteristics, and are generally fertilized by insects. Milk blackthorn flowers are susceptible to frostbite, and sometimes damaged by a late cold snap. Therefore, it is natural that the flowers of blackthorn are an real attraction in the wild.

In fact, blackthorn could serve as a significant plant food for the caterpillars of many different butterfly species, especially the black and brown wicker butterflies. The shrub is also a good food source for bees. Since the shrub grows freely, it creates excellent nesting sites for various birds, especially the Nightingale.

Cultivation of Blackthorn 

blackthorn is reproduced using its seeds. Seeds germinate quickly and are best sown in a cold environment(soil) as soon as they Mature. Seeds need two to three months of cold stratification (placing them in cold conditions). It is advisable to sow seeds in a cold environment at the beginning of the year and do not forget to keep the seeds away from rats and other pests. In fact, seed germination can take a very long time, and it can take up to 18 months to germinate.

Once the shoots are out and large enough to handle on their own, take them individually and place them in separate pots. In the first winter, plants should be grown in a greenhouse to protect them from frost.

Plants can be planted in a permanent outdoor location during the following spring or late summer. The plant can be grown from cuttings on semi-Mature trees on a Bush in July-August and planted in pots. Soft wood from Mature and vigorous plants can be cut in spring or early summer and potted. Again, the bundle or bundle can be done in the spring.

Chemical composition

The chemical composition of milk blackthorn consists largely of flavonoids, tannins, cyanogenic glycosides, prunasin, cyanide (hydrogen cyanide or MCP) and benzaldehyde.



A decoction made from one gram or two grams of dried flowers can be taken in the morning or at night to cure inflammation of the mouth and throat. In addition, tea made with 3-4 grams of dried fruit on a grater, or fresh juice extracted from the fruit, is effective for gargling. However, remember that the potion must be fresh every time, and if it has a tart taste, you can add a little honey to sweeten it.


Side effects and contraindications.


As mentioned earlier, CHF or cyanide (also called cyanide), formed by certain chemicals found in milk blackthorn , is a very powerful poison, and medications made from the Bush do not always have to be taken internally. The compound is so poisonous that even 5 to 12 nuts of bitter almonds (scientific name P. dulcis var. Amara) can be fatal for young children.

Even the cherry solution prepared P. urocerus, which is useful for stimulation of respiration may contain CHF. As a result, you should be careful when using medications made from blackthorn or its parts, and they should always be taken under the supervision of a qualified medical professional.

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