- Deworm all cows, calves, and bulls as soon as possible following the first killing frost or freeze. A killing frost is one severe enough to kill a tomato plant.
- If your region has not received a killing frost or freeze by Thanksgiving, then proceed with fall deworming as soon as possible.
Swing by Smith Farm Supply for your cattle deworming products. We offer Safe-Guard, Ivomec, and Cydectin dewormers for cattle. Options include pour-on and injectable dewormers.