Overview
What it is and who it suits
Farnam Bronco Fly Spray is a trusted insect control solution designed specifically for horses, formulated to kill and repel flies, gnats, mosquitoes, and other biting pests that plague horses in stables, pastures, and trailers. Built on a reliable blend of active ingredients, this ready-to-use spray provides fast knockdown of insects on contact while also offering residual protection that helps keep horses more comfortable throughout the day. Its effectiveness against house flies, stable flies, horn flies, and horse flies makes it a staple product for horse owners looking to reduce the irritation, stomping, and skin damage that persistent insect activity can cause.
Easy to apply, Farnam Bronco Fly Spray comes in a convenient trigger-spray bottle that allows riders and barn managers to quickly and evenly coat a horse's coat, mane, tail, and legs without the mess associated with some oil-based alternatives. The light, non-greasy formula won't leave a horse's coat feeling sticky or weighed down, making it suitable for use before riding, turnout, or trailering. Many owners also appreciate that it can be used on a regular basis as part of a daily or weekly grooming and fly control routine, helping to maintain consistent protection even during peak insect season.
Beyond its practical pest-killing power, Farnam Bronco Fly Spray is valued for its ability to support overall horse comfort and well-being by minimizing the stress and skin irritation caused by constant insect harassment. Reduced biting insect activity can translate into calmer behavior, better focus during riding or training sessions, and fewer secondary skin issues like hives or open sores from excessive tail swishing and stomping. As part of a broader equine fly control strategy that may include fly masks, sheets, and environmental management, Farnam Bronco Fly Spray remains a go-to choice for equestrians seeking a dependable, easy-to-use product to help their horses stay protected and content outdoors.
Key features
What you get
- Kills and repels horn flies, house flies, stable flies, mosquitoes, gnats, and ticks
- Contains pyrethrins plus permethrin for fast knockdown and residual protection
- Formulated with citronella for added repellency and pleasant scent
- Can be applied with a sponge or spray for sensitive areas like the face and ears
- Weatherproof formula resists sweat and rain for lasting protection
- Safe for use on horses, ponies, and foals over 3 months old
Specifications
Farnam Bronco Fly Spray specs
| Active Ingredients | Pyrethrins 0.1%, Permethrin 0.5% |
|---|---|
| Container Size | 32 fl oz (946 mL) |
| Application Method | Spray or sponge-on |
| Minimum Age | 3 months and older |
| Scent | Citronella |
Pros & cons
The good and the not-so-good
Why riders like it
- Fast-acting knockdown of flying and biting insects
- Long-lasting residual effect reduces reapplication frequency
- Pleasant citronella scent instead of harsh chemical smell
- Economical ready-to-use formula works well in multi-horse barns
- Trusted Farnam brand with decades of equestrian use
- Bottle sprayer nozzle provides consistent fine mist
Worth knowing
- Can stain light-colored coats if overused
- Strong odor may be off-putting to some sensitive horses
- Not effective against ticks as long as some dedicated tick sprays
- Requires shaking before each use to maintain mixture
- Spray nozzle occasionally clogs with heavy use
Our verdict
8.6/10 · Farnam Bronco Fly Spray
Farnam Bronco Fly Spray remains a reliable, budget-friendly option for everyday fly and insect control on horses. It offers solid knockdown power combined with decent residual protection, making it a staple in many barns, though those dealing with heavy tick infestations may want a specialized product.
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