Common Name: sow thistle
Family: Asteraceae
Distribution/Origin: Europe
Leaf/Bud:
Flower/Inflorescence: yellow composite flower, looks similar to dandelion
Fruit/Seed: spread aggressively by seed
Size:
Habit: upright
Form: clumping
Culture: spreads by seed carried by wind or water, prefers sun but can tolerate most conditions
Landscape Use: annual weed
Notes: looks similar to dandelion - doesn't flower terminally, umbel-like inflorescence, used medicinally and in Chinese cuisine

