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Prickly Sow Thistle, Spiny sowthistle
Sonchus asper

Family: Asteraceae or Compositae


What it is like

Sonchus asper is a ANNUAL growing to 0.5 m (1ft 8in). It is not frost tender. It is in flower from June to August, and the seeds ripen from July to September. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, hoverflies. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.

Height (m): 0.5


Where it is found

Cultivated soil and waste places.

Europe, including Britain, south and east from Scandanavia to N. Africa, N. and W. Asia.

Conservation Status:

Countries/locations it is found in


How it is used

Food

Rating: 2

Tender young leaves and stem tops - raw or cooked. They can be added to salads or used like spinach. The young leaves have a mild agreeable flavour. The stems should be bruised and the bitter-tasting milky juice washed out before eating or cooking them. The stems have been peeled and eaten raw like celery.

Stem: this often intergrades into leaves.

Medicine

Rating: 1

The plant is pounded and applied as a poultice to wounds and boils.

Poultice: A moist, usually warm or hot, mass of plant material applied to the skin in the treatment of burns etc.

Other

Rating: 0


How it is grown

Succeeds in most soils in a sunny position. This plant has been cultivated for its edible leaves by the Maoris in New Zealand.

Propagating it: Seed - sow spring or late summer in situ.

Best place to grow: Cultivated Beds;

Habit: Annual

Hardiness: 0-0

Growth:

Soil: Light (sandy), medium, heavy (clay)

Shade: Semi-shade, no shade

Moisture: Moist


Things to keep in mind


Its other names

Local names

Synonyms