Thistledown is a full-strength herbicide based on the active ingredient clopyralid, and is designed to control actively growing broadleaf weeds and thistle in a range, pasture, and other non-crop areas!

Key Product Features

• Weed Killer – weeds controlled by thistledown include Canada thistle, musk thistle, star thistle, and knapweed. It can also be used to control kudzu, dandelion, and Oxalis.

• Avoid ornamentals and vegetables – most vegetable plants and ornamentals are susceptible, so be wary of where you are using the product. Do not apply thistledown on ditches containing irrigation water.
• No grazing restrictions – use this product on ranges, pastures, ranchette pastures, and non-crop areas. There are no grazing restrictions on the use of this product. Legumes in treated pastures will be injured or killed.
• Follow the label – this product must be applied as directed on the label. Avoid contact with clothing or skin. Mix the concentrated product as instructed, and do not apply to crop areas.

Monterey Thistledown is designed for use on pastures, ranges, and other non-crop areas. It is a selective weed control concentrate that can be used to kill thistles and a variety of weeds. This product is not to be used on vegetables or ornamental plants as they may be susceptible to the product. It can treat 1/2 to 2/3 acre.