Grazing and Haying Restrictions for Herbicides Used in Pasture and Rangeland Lactating Dairy Animals Beef and Non-Lactating Dairy Animals -------------------------- ------------------------------ Before Before Before Before Removal Grazing Hay Harvest Grazing Hay Before Harvest Slaughter Herbicide (1) ===================================================================== Ally/Escort 0 0 0 0 0 --------------------------------------------------------------------- Banvel/Banvel SGF/ (1) Up to 1 pt 7 days 37 days 0 0 30 days Up to 2 pt 21 days 51 days 0 0 30 days Up to 4 pt 40 days 70 days 0 0 30 days Up to 16 pt 60 days 90 days 0 0 30 days --------------------------------------------------------------------- Crossbow 1 year 1 year 0 (2) 1 year 3 days --------------------------------------------------------------------- Curtail (1) 4 days 30 days 0 30 days 7 days (3) --------------------------------------------------------------------- Gramoxone Extra (4) 1 month 1 month 1 month 1 month 0 --------------------------------------------------------------------- Landmaster BW/ Campaign (5) 7 days 30 days 3 days 30 days 3 days --------------------------------------------------------------------- Roundup Ultra/RT Glyphos (1) Spot Spray (6) 14 days 14 days 14 days 14 days 0 Broadcast 8 weeks 8 weeks 8 weeks 8 weeks 0 --------------------------------------------------------------------- Spike (7) 0 1 year 0 1 year 0 --------------------------------------------------------------------- Stinger/ Transline 0 0 0 0 0 --------------------------------------------------------------------- Tordon (8) 14 days 14 days 0 14days 3 days --------------------------------------------------------------------- 2,4-D/MCPA (1) 7-14 days 30 days 0-7 days 0-30 days 0 --------------------------------------------------------------------- Weed-Out 2,4-D 7 days 0 0 0 0 --------------------------------------------------------------------- 1 Check individual product labels for restrictions and use rates. Many products containing the same active ingredients may be available. 2 One year if more than 1.5 gallons/A is used. 3 Withdrawal not needed if 2 weeks or more time elapsed since application. 4 Restrictions based on degree of new seedling establishment before grazing. Suggested at least 6 inches of grass or legume growth. 5 No restrictions if 10% or less of the area is treated. 6 Do not treat more than one-tenth of any given acre at one time with spot or wiper applications. Remove livestock before application. 7 If no more than 20 lb/A used. 8 Remove livestock to untreated grass pasture for 7 days before transferring livestock to broadleaf or pasture areas. Removal before slaughter statement only applies to animals grazing treated forage for 2 weeks immediately after application. (Submitted by: Richard K. Zollinger, Extension Weed Specialist)