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Rangeland <br />Rangeland-Pasture Recommendations <br />Musk, Scotch, and Bull Thistle <br />Page I of 2 <br />Herbicide Rate Application Time Remarks <br /> Annual treatment necessary for control of new <br /> <br />2,4-D <br />1.5 qts. Spring rosette - before seedlings. Grazing Restrictions: Read label for <br /> <br />flowering stalk lengthens grazing restrictions due to variety of 2,4-D's. Some <br /> <br />and/or late fall treatment 2,4-D's say; Do not graze dairy animals on treated <br /> <br />of rosettes. areas within 7 days after application. Do not graze <br /> meat animals on treated areas within 3 days before <br /> slaughter. Do not cut treated grass for hay within 30 <br /> Spring rosette - before <br /> <br />Clarity <br />1 pt flowering stalk lengthens Rate recommendation is for use in range pasture <br /> <br />+ . <br />+ and/or late fall treatment sites and in non-crop areas. Do not use under or <br /> <br />2,4-D Amine <br />1 qt. of rosettes. near trees. Do not apply to soils classified as sand <br /> with less than 3% organic matter and where <br /> groundwater depth is shallow. Grazing <br /> Restrictions: There are no grazing restrictions for <br /> animals other than lactating dairy animals <br /> Spring rosette through For use in range and pasture sites, and non-crop <br /> <br />Tel early flower stage and/or areas. Consult label for rate recommendation for <br />ar .5-1 oz. fall rosette. thistle species you are controlling. There are no <br /> grazing restrictions when Telar is used at 1.3 oz, or <br /> less. Add non-Ionic or silicone surfactant. <br /> Spring rosette before <br /> flowering stalk lengthens Primary use in range and pasture sites and in non- <br />Tordon 22K .5-1 pt. and/or late fall treatment crop areas. This application rate is safe for all grass <br /> of rosettes. species. Do not apply under or near trees. Do not <br />+ + apply where soils have rapid permeability (loamy <br /> sand to sand) and where the water level is high.. <br />2,4-D Amine 1 qt. Grazing Restrictions: When applying more than <br /> one quart of Tordon 22K per acre, do not cut grass <br /> for feed within two weeks after treatment. Meat <br /> animals grazing for up to two weeks after treatment <br /> should be removed from treated areas three days <br /> prior to slaughter. Do not graze lactatino dairy <br />http://www.co.weld.co.us/departments/weed_pest/thistle_spray,html 6/20/2005