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Common Name: Elk Thistle
Cirsium foliosum is a Biennial/Perennial up to 0.60 metres tall.
It has edible and miscellaneous uses.
Northwestern North America - Montana to Saskatchewan.
Swales and other moderately moist and badly drained sites[
]. Moist soil, grasslands, meadows, edges and openings in boreal forest, subalpine forests and alpine slopes, 150 - 2600 metres[
|Pollinators||Bees, Flies, Lepidoptera, Beetles, Self
An easily grown plant, succeeding in any ordinary garden soil in a sunny position[
]. This species should tolerate wet soils[
A monocarpic species, it grows for one or more years without flowering, but then dies after flowering the following year[
Root - cooked[
]. About the size of a carrot, they are sweet and well-flavoured though require long preparation[
]. 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[
]. No more details are given.
Stems - peeled[
]. The peeled stems are a sweet potherb[
]. Tender with a sweet delicate taste212].
The seed of all species of thistles yields a good oil by expression[
]. No details of potential yields etc are given[
Seed - sow early spring or autumn in situ. Germination usually takes place within 2 - 8 weeks at 20°c[
Division in spring or autumn.