Thistledown is a selective herbicide (Clopyralid 40.9%) for post-emergent control of broadleaf weeds in rangeland and permanent grass pastures. It is useful against thistles, such as Canadian thistle, musk
thistle, star thistle and knapweed and more.It is labeled for use in noncrop areas with no grazing restrictions.
Thistledown is a selective herbicide (Clopyralid 40.9%) for post-emergent control of broadleaf weeds in rangeland and permanent grass pastures. It is useful against thistles, such as Canadian thistle, musk
thistle, star thistle and knapweed and more.It is labeled for use in noncrop areas with no grazing restrictions.
Application
Use 1/4 oz (1.5 tsp) in 2 gallons of water, per 1,000 sq ft.
8 oz bottle will treat 1/2 acre (24,000 sq ft).
On Canadian thistle, apply after the basal leaves have emerged up to the bud stage. It can also be applied in the fall on regrowth after blooming. On musk thistle apply from rosette to early bud stage. On Star Thistle, apply from rosette to early bud stage. On Knapweed, apply from bud to mid flower stage.
Canada Thistle, Musk Thistle, Yellow Star Thistle, Knapweed and more
Active Ingredient(s)
Clopyralid 40.90%
For Use In
Ranges, pastures, ranchette pastures and non crop areas.
There are no grazing restrictions on the use of this product.
Grasses are tolerant to this product but legumes in treated pastures will be injured or killed
Non - crop land areas including equipment pathways, industrial manufacturing and storage sites and rights - of - way such as along roadsides, electrical lines and rai lroads. Use on these sites may include application to grazed areas
Yield
N/A
Mixture
N/A
Application
USE PRECAUTIONS AND RESTRICTIONS
 In Arizona: The state of Arizona has not approved this product for use on plants grown for agricultural/commercial production, such as on designated graz ing areas.
In Florida: For control of kudzu in utility rights - of - way, roadsides, fence lines, and other non - crop areas this product may only be used in the following counties: Baker, Bay, Bradford, Calhoun, Columbia, Escambia, Franklin, Gadsden, Gulf, Ham ilton, Homes, Jackson, Jefferson, Lafayette, Leon, Liberty, Madison, Okaloosa, Santa Rosa, Suwannee, Taylor, Union, Wakulla, Walton, and Washington.
In New York, the maximum application rate for this product is 2/3 pint per acre per growing season. Do not exceed a cumulative amount of 2/3 pint of clopyralid per acre per crop year.
 Not for Sale, Use or Distribution in Nassau and Suffolk Counties in New York State
Avoid drift since most vegetables and ornamentals are susceptible.
Do not use on ditches containing irrigation water.
See label for further instructions of avoiding injury to non-target plants