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Thistle, Bull

Cirsium vulgare

Bull Thistle

Synonyms:

Thistle, Sprear

ID Characteristics

Life cycle: Biennial
Growth Habit: Basal rosette
Propagation: Seed
Leaf Margin: Highly toothed with spines
Leaf Hairs: Top and bottom
Leaf Structure: Deeply lobed lanceolate
Leaf Arrangement: Alternate
Root Type: Taproot with secondary fibrous root system
Flower Color: Rose to reddish purple

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Similar Species

Herbicidal Control Options

  • Preemergence: Isoxaben, Simazine
  • Post Emergence: 2,4-D, Bentazon, Chlorsulfuron, Clopyralid, Dicamba, Mecoprop-p, 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.