6 Best Fly-Resistant Hay Nets For Outdoor Feeding

Watching a horse stand over a pile of loose hay in the summer heat is a quick recipe for frustration, as the resulting waste attracts swarms of biting flies that make both the animal and the farmer miserable. Implementing a high-quality hay net doesn’t just tidy up the paddock; it creates a controlled, sanitary feeding environment that significantly reduces pest pressure. Proper management of feed is the cornerstone of a healthy, stress-free small farm operation.

Disclosure: As an Amazon Associate, this site earns from qualifying purchases. Thank you!

Derby Originals Supreme Slow Feeder: All-Day Grazing

The Derby Originals Supreme Slow Feeder excels for farmers managing horses prone to metabolic issues or those who need to extend feeding times during long work days. Its design features smaller openings that force horses to pluck hay slowly, mimicking natural, consistent grazing patterns rather than rapid consumption. This reduction in “meal-time” behavior keeps the horse occupied and away from the fence line where fly populations often congregate.

This net is an ideal choice for the budget-conscious hobby farmer who needs a reliable, everyday solution without the industrial price tag. The construction holds up well against the elements, though it is best suited for sheltered outdoor areas to maximize longevity. If a steady, rhythmic intake is the primary goal, this model provides the necessary consistency to keep the herd quiet and satisfied.

Tough-1 Hay Hoops: Best Stall-Mounted Feeder

For those dealing with confined spaces or small barn stalls, the Tough-1 Hay Hoops system offers a refined solution that keeps hay off the floor and away from manure-attracting debris. By keeping the hay at a natural shoulder height, this feeder prevents the horse from trampling their feed, which is one of the most effective ways to discourage flies from gathering in the stall. The metal hoop structure keeps the net taut, making it much easier to load than standard floppy bags.

This product is highly recommended for the organized farmer who values cleanliness and efficiency in stall management. It is not designed for heavy, multi-horse grazing in a large pasture, but for individual stall use, it is a superior choice. Invest in this system if the goal is to eliminate waste and maintain a tidy, fly-averse environment during overnight housing.

Shires Equestrian Deluxe Net: Most Durable Pick

When durability is the non-negotiable priority, the Shires Equestrian Deluxe Net stands out as the industry standard. These nets utilize heavy-duty, UV-resistant twine that withstands the constant friction of aggressive feeding and harsh weather conditions. Unlike thinner, mass-produced options, the knot strength ensures that even after a full season of outdoor use, the net retains its structural integrity.

This is the right choice for the farmer who is tired of replacing cheap nets every few months. While the initial investment is higher, the cost-per-use is significantly lower over time due to its rugged lifespan. Choose this net if the feeding setup is permanent and the horses are notoriously tough on their equipment.

Weaver Leather Hay Bag: Best for Trailer & Travel

Travel and temporary housing can be stressful for livestock, and flies are often at their worst in crowded trailer environments. The Weaver Leather Hay Bag is specifically engineered to mount securely inside trailers or at temporary tie-outs without swinging excessively or becoming a safety hazard. Its compact design holds enough hay for a full day of travel, keeping the horse calm and occupied without creating a mess on the trailer floor.

For the hobby farmer who participates in clinics, shows, or occasional trailering, this bag is a must-have tool. It is lightweight, easy to stow, and cleans up quickly after use. Rely on this bag if portability and ease of setup are the primary constraints of the operation.

Nag Bags “The Manger”: Best Large Capacity Option

Managing a group of horses in a shared paddock requires a feeder that can hold significant volume without constant refilling. The Nag Bags “The Manger” provides a massive capacity that mimics a natural grazing position while drastically reducing the time spent on daily chores. Because it creates a barrier between the hay and the ground, it keeps the feeding area significantly cleaner, which is a major factor in suppressing fly populations in large paddocks.

This feeder is an essential tool for the farm with multiple horses or limited time for mid-day chores. While it is a larger investment, it pays for itself by reducing hay wastage—a critical factor in sustainable farm management. If the herd needs consistent access to forage without the need for high-frequency human intervention, this is the most practical solution.

Hay Chix Half Bale Net: Easiest to Fill & Use

Many hobby farmers are deterred from using hay nets because they find the process of stuffing them to be cumbersome and time-consuming. The Hay Chix Half Bale Net solves this common complaint by being designed specifically to fit half a standard bale with minimal effort. Its wide opening allows for a quick load, meaning the daily chore of feeding becomes a matter of seconds rather than minutes.

This net is perfect for the busy farmer who needs the benefits of slow feeding without the physical struggle of wrestling with tight openings. It balances ease of use with excellent durability, making it a favorite for those who prioritize efficiency. Choose this model if time is the scarcest resource on the farm.

How Hay Nets Naturally Deter Flies and Pests

Flies are primarily drawn to decaying organic matter and moisture, both of which are found in abundance in loose, trampled hay. By suspending hay in a net, the feed stays dry, off the ground, and contained, which prevents the messy “hay mat” that serves as a breeding ground for insects. A clean feeding zone is, by default, a less attractive zone for pests.

Furthermore, a well-managed net forces the horse to eat the hay before it falls to the ground, ensuring that no large piles of debris accumulate. When hay does not contact the soil, the likelihood of parasites and fly larvae hatching in the bedding is drastically reduced. Sustainable farming relies on these small environmental adjustments to maintain health without the need for excessive chemical intervention.

Choosing the Right Hay Net Hole Size for Your Horse

Selecting the correct mesh size is a balance between the horse’s ability to graze and the need to regulate consumption. A 1-inch or 1.25-inch hole size is generally best for horses that eat too quickly, as it mimics the challenge of grazing short, sparse grass. Conversely, a 1.75-inch or 2-inch hole is better for older horses or those with dental issues who might struggle with the resistance of a smaller mesh.

Avoid the trap of choosing the smallest size available out of fear; a horse that cannot get enough hay will become frustrated and may resort to chewing the net itself. Assess the herd’s body condition and temperament before committing to a specific mesh size. A properly matched net size should result in the horse eating calmly for an extended period.

Safe Hay Net Hanging: Height and Placement Tips

Safety is the absolute priority when using hay nets, especially for shod horses. If a horse is wearing shoes, never hang a net low enough that a hoof could get caught in the mesh; the net must always be at or above the horse’s shoulder height. Use a breakaway clip or a quick-release mechanism so the net will give way if a horse panics or gets tangled.

Placement should be in an area with good drainage to prevent the ground underneath from becoming a muddy quagmire during rain. If the ground does get muddy, move the hanging location regularly to allow the turf to recover and to break the cycle of pest buildup. These simple placement protocols prevent injuries and keep the paddock environment healthy for years to come.

Cleaning and Maintaining Your Hay Net for Longevity

Like any farming tool, hay nets benefit from periodic maintenance. Once a month, remove the nets and shake them out to clear away dust, debris, and uneaten chaff that may harbor bacteria. If the nets become excessively muddy, a simple rinse with a garden hose and a mild, animal-safe soap is sufficient to keep them sanitary.

Inspect the nets regularly for thin spots or broken fibers, particularly at the connection points. Catching a small rip early allows for a simple repair with twine, whereas ignoring it will lead to a full-scale tear that ruins the net. Consistent, minor maintenance prevents the need for frequent replacements and ensures the equipment is always ready for the next feeding.

Effective hay management is one of the easiest ways to improve the quality of life for livestock while cutting down on wasted resources. By choosing the right equipment and staying diligent with placement and maintenance, you transform a chore-heavy task into a streamlined, clean, and pest-resistant part of your daily routine. Investing in quality nets today ensures a more manageable and healthier farm environment for every season ahead.