Stop flies before they start. Start your horse on SimpliFly Feed-Thru Fly Control with LarvaStop early in the spring and continue throughout the summer until cold weather restricts fly activity. Break the fly life cycle by p...

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Product Review

Stop flies before they start. Start your horse on SimpliFly Feed-Thru Fly Control with LarvaStop early in the spring and continue throughout the summer until cold weather restricts fly activity. Break the fly life cycle by preventing their development into mature adults.

  • Starts Working Before Flies Even Hatch---SimpliFly disrupts the fly life cycle by targeting larvae in manure—reducing fly populations by up to 97% when used daily.
  • EPA-Approved for Safety and Effectiveness---Unlike some supplements, SimpliFly is EPA-approved, meaning it’s backed by science and trusted by professionals for proven fly control.
  • Trusted Brand, Real Results---Farnam has been the gold standard in equine care for over 75 years. Join thousands of happy horse owners who rely on SimpliFly.
  • Two Convenient Sizes - One Simple Routine---Available in 3.75 lb and 10 lb buckets. Just one scoop a day keeps flies away. Ideal for both single horse owners and busy barns.
  • Clean, Targeted Fly Control - No Organophosphates---SimpliFly uses a targeted larvicide approach without harmful organophosphates, making it safer for your horse, your barn, and your peace of mind.

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