Allium tuberosum Rottler ex Spreng.
- - - -
Allium tuberosum, commonly known as oriental garlic, Chinese chives, belongs to the group of bulbous and tuberous plants.
Johan Peter Rottler already described Allium tuberosum but the name was validly published by Curt Polycarp Joachim Sprengel in 1825.
Allium tuberosum is a species in the genus Allium which contains approximately 943 to 1011 species and belongs to the family of the Alliaceae (Garlic Family). The type species of the genus is Allium sativum.
The comparatively fast-growing and long-lived plants reach heights of 25 to 50 centimetres. The plants reach a width of 30 to 60 centimetres.
Allium tuberosum is deciduous. The dark-green, simple leaves are basal. They are linear with entire margins and parallel venation. The surface of the leaves is glabrous.
Flowers and Fruits
Allium tuberosum produces umbels of white six-stellate flowers from August to September. The plants are hermaphroditic.
The plants carry brown loculicidal capsules.
Allium tuberosum is native to India, Nepal, China and Japan.
The plants prefer a sunny situation on dry to moderately moist soil. The substrate should be sandy-loamy, gritty-loamy, sandy clay, loamy clay or peaty soil with a pH between 6,5 and 7,5. They tolerate temperatures down to -18Â°C (USDA zone 7).
Classification after Prof. Dr. Sieber
- open areas
Tolerance of special soil conditions
- none: drought
- high: city climate
The ornamental value of Allium tuberosum lies especially in its fragrance. The recommended planting distance is 20 to 30 centimetres, the plants are best planted in groups of 5 to 10. Suited for rockeries, roof greening and for beds and borders, as well as suited as container plant and as bee pasture.
Maintenance and Propagation
The plants need little to no maintenance if grown under suitable conditions.
Pests and Diseases
- Walter Erhardt, Erich GÃ¶tz, Nils BÃ¶deker, Siegmund Seybold: Der groÃe Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
- Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.