Canada thistle

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Canada thistle

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Salting the plant: Cut off the Canada thistle while in bloom just beneath the surface of the earth and apply a large handful of salt, or better yet, a half pint of stiff salt brine where the thistle is cut off.
They are quackgrass, Canada thistle, burdock, white or oxeye daisy, snapdragon or butter and eggs, cocklebur, perennial sow thistle, sour dock, yellow dock, wild mustard, wild parsnip, and Russian thistle.
Like quackgrass the Canada thistle is a perennial plant.

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