Pesticides containing the active ingredient clopyralid are declared to be state restricted use pesticides when labeled for use on cereal grains, grass used for hay, lawns and turf including golf courses.
Wash. Admin. Code § 16-228-1235
Statutory Authority: Chapters 15.58, 17.21, and 34.05 RCW. 02-12-017, § 16-228-1235, filed 5/28/02, effective 6/28/02.