Herbs & Plants

Allium obliquum

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Botanical Name: Allium obliquum
Family: Amaryllidaceae
Subfamily: Allioideae
Tribe: Allieae
Genus: Allium
Species: A. obliquum
Kingdom: Plantae
Order: Asparagales
*Allium exaltatum Kar. & Kir. ex Ledeb.
*Allium luteum F.Dietr.
*Allium porrum Georgi 1779, illegitimate homonym not L. 1753
*Allium ramosum Jacq. 1781, illegitimate homonym not L. 1753
*Camarilla obliqua (L.) Salisb.
*Cepa obliqua (L.) Moench
*Geboscon obliquum (L.) Raf.
*Moenchia obliqua (L.) Medik.

Common names: Twistedleaf Garlic, Lop-sided onion, Twisted-leaf onion
Habitat :Allium obliquum is native to E. Asia – Siberia to Mongolia and Tibet. It grows on meadows and wooded slopes. Forests and meadows in northwest Tibet.
Allium obliquum produces an egg-shaped bulb up to 3 cm long. Scape is up to 100 cm tall, round in cross-section. Leaves are flat, shorter than the scape, up to 20 mm across. Umbels are spherical, with many yellow flowers crowded together. It is not frost tender. It is in flower in June, and the seeds ripen in July.


The flowers are hermaphrodite (have both male and female organs) and are pollinated by Bees, insects.Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in heavy clay soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil.

An easily grown plant, it prefers a sunny position in a light well-drained soil[1]. Succeeds in damp acid soils and in heavy clay. The bulbs should be planted fairly deeply. This species is closely related to the Welsh onion, A. fistulosum. Grows well with most plants, especially roses, carrots, beet and chamomile, but it inhibits the growth of legumes. This plant is a bad companion for alfalfa, each species negatively affecting the other. Cultivated for its edible bulb in Siberia, where it is used as a garlic substitute. Members of this genus are rarely if ever troubled by browsing deer.
Seed – sow spring in a cold frame. Prick out the seedlings into individual pots when they are large enough to handle – if you want to produce clumps more quickly then put three plants in each pot. Grow them on in the greenhouse for at least their first winter and plant them out into their permanent positions in spring once they are growing vigorously and are large enough. Division in spring. Very easy, the plants divide successfully at any time in the growing season and the divisions can be planted straight out into their permanent positions if required.
Edible Uses: Bulb eaten raw or cooked. A garlic substitute. The bulbs are up to 2cm in diameter. Leaves – raw or cooked. Flowers – raw. Used as a garnish on salads.
Medicinal Uses:
Although no specific mention of medicinal uses has been seen for this species, members of this genus are in general very healthy additions to the diet. They contain sulphur compounds (which give them their onion flavour) and when added to the diet on a regular basis they help reduce blood cholesterol levels, act as a tonic to the digestive system and also tonify the circulatory system.
Other Uses:

The juice of the plant is used as a moth repellent. The whole plant is said to repel insects and moles.
Known Hazards: Although no individual reports regarding this species have been seen, there have been cases of poisoning caused by the consumption, in large quantities and by some mammals, of certain members of this genus. Dogs seem to be particularly susceptible.

Disclaimer: This information is not meant to be a substitute for professional medical advise or help. It is always best to consult with a Physician about serious health concerns. This information is in no way intended to diagnose or prescribe remedies.This is purely for educational purpose.

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