Onionweed

Asphodelus fistulosus

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Basic Information

Family: Asphodelaceae

Genus: asphodelus

Plant ID (slug): asphodelus-fistulosus

Numeric ID: 20409

USDA Hardiness: 7-10

Ratings

Physical Characteristics

Asphodelus fistulosus is a ANNUAL/PERENNIAL growing to 0.6 m (2ft). See above for USDA hardiness. It is hardy to UK zone 8 and is not frost tender. It is in flower from July to August. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers dry or moist soil.

Distribution

S. Europe - Mediterranean. W. Asia.

Habitats

Cultivated Beds;

Edible Uses

Edible Parts: Leaves Root Edible Uses: Root - cooked.[46, 61, 105] The root is fibrous according to one report[100] whilst another says that the swollen root has radical root fibres[42]. The plant is eaten as a vegetable, records of 'edible bulbs' seem to be erroneous[177].

Medicinal Uses

Diuretic Skin The seed is diuretic[240]. It is also applied externally to ulcers and inflamed parts of the body[240]. The seed contains oils rich in linoleic acid and are of value in preventing atherosclerosis[240].