Asclepias syriaca
Synonyms
Cottong-weed, Silkweed
ID Characteristics
Life cycle: Perennial
Growth Habit: Erect
Propagation: Seed
Leaf Margin: Smooth and entire
Leaf Hairs: Underside
Leaf Structure: Oblong-elliptic to oval
Leaf Arrangement: Opposite
Root Type: Fleshy roots and rhizomes
Flower Color: Purplish-pink to white
Multimedia
Similar Species
- Hemp, Dogbane Apocynum cannabinum
Herbicidal Control Options
- Preemergence: Isoxaben
- Post Emergence: 2,4-D, Chlorsulfuron, Clopyralid, Fluroxypyr, MCPA, Quinclorac, Sulfosulfuron, Triclopyr, Trifloxysulfuron
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.