Cirsium oleraceum

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Cirsium oleraceum
Light:Full Sun Part Shade
Moisture:Mesic Hydric
Soil pH:6.6-8.4
Self Pollinated
Height:4'
Blooms:Mid Summer-Early Fall
Open Woods Forest
Native to:
Shelter
Edible Rating:PFAF Edibility RatingPFAF Edibility Rating
Tea:Yes
Poisonous

Cirsium oleraceum (common name: cabbage thistle)

Propagation: Seed - sow early spring or autumn in situ. Germination usually takes place within 2 - 8 weeks at 20°c[1].

Division in spring or autumn.

Cultivation: An easily grown plant, succeeding in any ordinary garden soil in a sunny position[2]. Plants avoid acid soils in the wild[3].

A good bee and butterfly plant[3].

Range: C. Europe. Naturalized in Britain[3].

Habitat: Marshes, fens, streamsides and wet woods in Britain, avoiding acid soils[3].

Edibility: Young leaves - cooked and used as a vegetable[4][5][6][7][8][9].

Root - cooked[4][10]. Harvested before the plant flowers, it was formerly used as a table vegetable[9]. The root is likely to be rich in inulin, a starch that cannot be digested by humans. This starch thus passes straight through the digestive system and, in some people, ferments to produce flatulence[K].

Usage: The seed fluff is used as a tinder[11].

The seed of all species of thistles yields a good oil by expression[12]. No details of potential yields etc are given[K].

Pollinators: Bees, flies, lepidoptera, beetles, self

Soil: Can grow in light, medium, and heavy soils.

Seed Ripens: Late Summer-Mid Fall

Flower Type: Hermaphrodite

Also Known As: Cnicus oleraceus.

Links

References

  1. Bird, Alfred. Growing from Seed Volume 4. Thompson and Morgan, 1990.
  2. Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  3. 3.0 3.1 3.2 3.3 Clapham, Arthur and Tom Tootin, Edmund Warburg. Flora of the British Isles. Cambridge University Press, 1962.
  4. 4.0 4.1 Hedrick, Ulysses. Sturtevant's Edible Plants of the World. Dover Publications, 1972.
  5. Uphof, Johannes. Dictionary of Economic Plants. Weinheim, 1959.
  6. Usher, George. A Dictionary of Plants Used by Man. Constable, 1974.
  7. Polunin, Oleg. Flowers of Europe. Oxford University Press, 1969.
  8. Tanaka, Tyōzaburō. Tanaka's Cyclopaedia of Edible Plants of the World. Keigaku Publishing, 1976.
  9. 9.0 9.1 Facciola, Stephen. Cornucopia - A Source Book of Edible Plants. Kampong Publications, 1990.
  10. Vilmorin-Andrieux. The Vegetable Garden. Ten Speed Press.
  11. Coon, Nelson. The Dictionary of Useful Plants. Rodale Press, 1975.
  12. Grieve, Margaret. A Modern Herbal. Penguin, 1984.