Teasel is a unique, non-native plant that grows throughout Marin. The flower head is egg-shaped and covered with tiny flowers ranging from off-white to pink to lilac. Its dried flower, with its ...

Field and greenhouse studies were conducted to examine the role of plant litter in the germination of teasel (Dipsacus sylvestris Huds.) seed The field study revealed that litter (mainly quack grass, ...