Lactuca serriola

Prickly Lettuce


Compass Plant

ID Characteristics

Life cycle: Annual or biennial
Growth Habit: Erect
Propagation: Seed
Leaf Margin: Deeply lobed
Leaf Hairs: Prickled spines present on lower leaf surface
Leaf Structure: Oblong
Leaf Arrangement: Alternate
Root Type: Thick taproot
Flower Color: Yellow


Similar Species

  • Sowthistle, Annual Sonchus oleraceus

Herbicidal Control Options

  • Preemergence: Atrazine, Isoxaben, Simazine
  • Post Emergence: 2, 4-D, Atrazine, Bromoxynil, Carfentrazone, Chlorsulfuron, Clopyralid, Dicamba, Fluroxypyr, Imazaquin, Metribuzin, Quinclorac, Sulfentrazone, Triclopyr

Please note: one or more of these active ingredients may exist in combination-type brand name products. Any material used for herbicidal control of any plant may vary in efficacy. Please read the full disclaimer on herbicide usage.