Bull thistle identification and control: Cirsium vulgare - King County, Washington
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Bull thistle identification and control: Cirsium vulgare - King County, Washington
Bull thistle identification and control: Cirsium vulgare - King County, Washington
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Bull thistle identification and control: Cirsium vulgare - King County, Washington
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Bull Thistle | Weed Management | Farms.com
Bull thistle identification and control: Cirsium vulgare - King County, Washington
Bull Thistle
Thistle, bull (Cirsium arvense), milk (Silybum marianum), musk (Carduus nutans), Scotch (Onopordum acanthium), woolly distaff (Carthamus lanatus), and smooth distaff (Carthamus baeticus) | Pacific Northwest Pest Management Handbooks
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