Common Names: Korean black raspberry
Rubus coreanus is a deciduous Shrub growing to 3 m (9ft) by 3 m (9ft).
It is hardy to zone 6. It is in flower from Jul to August, and the seeds ripen from Aug to October. The flowers are hermaphrodite (have both male and female organs) and are pollinated by Insects.
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The plant prefers light (sandy), medium (loamy) and heavy (clay) soils and requires well-drained soil.The plant prefers acid, neutral and basic (alkaline) soils..It can grow in semi-shade (light woodland) or no shade.It requires moist soil.
Easily grown in a good well-drained loamy soil in sun or semi-shade. Plants are rarely cultivated for their edible fruit in Japan. This species is a raspberry with biennial stems, it produces a number of new stems each year from the perennial rootstock, these stems fruit in their second year and then die. Plants in this genus are notably susceptible to honey fungus.
Seed – requires stratification and is best sown in early autumn in a cold frame. Stored seed requires one month stratification at about 3°c and is best sown as early as possible in the year. Prick out the seedlings when they are large enough to handle and grow on in a cold frame. Plant them out into their permanent positions in late spring of the following year. Division of the suckers in early spring or just before leaf-fall in the autumn
Edible Parts: Fruit.
Fruit – raw or cooked. Small with a poor flavour. The dark red or purplish black fruit is 5–8 mm in diameter.
Aphrodisiac; Astringent; Ophthalmic; Restorative; Tonic.
The fruit is aphrodisiac, astringent, restorative and tonic. It is taken internally in the treatment of complaints associated with disturbed liver and kidney functions, such as back pain, urinary dysfunction, premature greying, blurred vision, infertility, impotence and premature ejaculation. The fruit is harvested when fully ripe and can be used fresh or dried. The juice of the bruised leaves or a decoction of the root are used in the treatment of ophthalmia. The seed is astringent and tonic
An astringent herb that acts as a kidney and liver tonic. Internally for complaints associated with disturbed liver and kidney functions, such as urinary dysfunction, premature graying, blurred vision, infertility, impotence, and premature ejaculation. Fresh raspberry leaves can be pureed with some pure water and the juice extracted for use as an astringent wash to treat excessive watering of the eyes. The juice of the bruised leaves or a decoction of the root are used in the treatment of ophthalmia. The drug improves vision in liver and kidney deficient symptoms.
A purple to dull blue dye is obtained from the fruit.
The information presented herein is intended for educational purposes only. Individual results may vary, and before using any supplements, it is always advisable to consult with your own health care provider.
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