Keeping Barn Flies at Bay: Simple Ways to Create a Happier, Healthier Barn
There are few things more frustrating than walking into the barn on a beautiful summer morning only to be greeted by a swarm of flies. Not only are flies annoying, but they can also stress horses, spread disease, irritate wounds, and make barn chores miserable for everyone.
The good news? Keeping fly populations under control doesn't require harsh chemicals or expensive equipment. A combination of good barn management and a few smart strategies can make a huge difference.
Why Flies Love Your Barn
Barns offer everything flies need to thrive:
- Fresh manure
- Moist bedding
- Standing water
- Warm temperatures
- Feed spills
A single housefly can lay hundreds of eggs during its lifetime, and under the right conditions, those eggs can become adult flies in as little as a week. That's why prevention is much easier than trying to eliminate a full-blown infestation.
1. Stay Ahead of Manure
The number one way to reduce flies is simple: remove manure frequently.
Cleaning stalls daily prevents flies from laying eggs and interrupts their breeding cycle before it starts.
Tips:
- Pick stalls every day.
- Keep manure piles as far from the barn as possible.
- Cover manure piles or compost them properly.
- Empty wheelbarrows after use.
Less manure means fewer flies.
2. Keep the Barn Dry
Flies love moisture almost as much as manure.
Reduce damp areas by:
- Fixing leaking waterers
- Repairing dripping hoses
- Improving drainage
- Removing wet bedding promptly
- Eliminating standing water around the property
A dry barn is much less attractive to pests.
3. Don't Feed the Flies
Spilled grain and sweet feed are fly magnets.
After feeding:
- Sweep up spilled grain.
- Store feed in sealed containers.
- Keep trash cans covered.
- Rinse feed buckets regularly.
Good feed storage also helps keep rodents away.
4. Increase Airflow
Flies aren't strong fliers.
Barn fans create enough airflow to discourage flies from landing on horses while also helping keep horses cooler during hot weather.
Open windows and doors whenever possible to improve ventilation.
5. Use Fly Predators
Many horse owners have great success using beneficial insects called fly predators.
These tiny, harmless insects target fly pupae before adult flies emerge, helping reduce the next generation naturally.
They're safe for horses, pets, and people and work best as part of an overall fly management program.
6. Protect Your Horse
Even in a clean barn, some flies are inevitable.
Help your horse stay comfortable with:
- Fly masks
- Fly sheets
- Fly boots
- Fly sprays
- Natural repellents
Different horses have different sensitivities, so experiment to find what works best.
7. Clean Water Buckets Often
Water buckets can become breeding grounds for insects and bacteria if neglected.
Wash buckets regularly and scrub away algae before refilling with fresh water.
Fresh water is healthier for your horse and less attractive to pests.
8. Mow Around the Barn
Tall weeds and overgrown grass provide ideal hiding places for flies during the hottest parts of the day.
Keeping grass trimmed around the barn improves airflow and removes places where insects like to gather.
9. Don't Forget Hoof Care
Fly season often coincides with muddy irigation conditions, making hoof care even more important.
Moisture, mud, manure, and bacteria create the perfect environment for problems like thrush and other hoof infections.
Picking out your horse's feet daily helps remove packed debris while giving you a chance to inspect for cracks, bruises, loose shoes, or signs of infection before they become bigger issues.
A quality hoof stand can make routine hoof cleaning and maintenance safer and more comfortable for both horse owners and professionals. With less bending and better positioning, regular hoof care becomes quicker and easier—especially during busy fly season.
A Cleaner Barn Is a Healthier Barn
There isn't a single miracle solution for fly control. The best results come from combining several small habits:
- Clean stalls daily.
- Remove manure promptly.
- Keep bedding dry.
- Store feed properly.
- Improve airflow.
- Use fly protection.
- Stay consistent.
By staying ahead of the problem, you'll spend less time swatting flies and more time enjoying your horse.
Final Thoughts
Flies may be part of summer, but they don't have to take over your barn. A little daily maintenance goes a long way toward creating a cleaner, healthier environment for both horses and humans.
At HOOF-it®, we believe good horse care starts with the little things. Whether it's maintaining clean stalls, keeping hooves healthy, or making hoof care easier with innovative tools, every small step contributes to your horse's overall well-being.
Here's to fewer flies, healthier hooves, and more enjoyable days at the barn.









