| Management number | 250625503 | Release Date | 2026/09/17 | List Price | US$11.98 | Model Number | 250625503 | ||
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Swatting adult flies is a losing battle when new ones keep hatching out of manure and bedding. FLYforce fly parasites are tiny parasitic wasps that lay their eggs inside fly pupae, so the next generation of flies never emerges. Scatter them on manure piles, bedding, and other breeding sites, and repeat weekly through fly season to keep populations from ever building. They target flies only and leave your animals alone.
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These parasitic wasps lay eggs inside developing fly pupae. The wasp consumes the pupa, so an adult fly never emerges from it.
The wasps are tiny, do not sting or bite, and have no interest in livestock, pets, or people. They can be applied right in the barn and paddock.
Because flies breed continuously in warm weather, weekly releases through fly season keep steady pressure on each new batch of pupae.
You scatter them exactly where flies reproduce: manure piles, soiled bedding, compost edges, and other moist organic matter.
Sustained parasite pressure lowers the overall fly load, which cuts how often you need to reach for chemical fly control.
The parasitized pupae come ready to scatter by hand. There is no equipment, no mixing, and no protective gear.
Scatter the parasitized pupae at fly breeding sites: manure, soiled bedding, and compost edges.
Release close to the breeding areas, since the wasps stay near where they're placed.
Start early in the season before flies peak, and repeat weekly.
Combine with sanitation and moisture management for the best results.
Identify where flies reproduce: manure piles, damp bedding, compost, and other moist organic matter around the property.
Sprinkle the parasitized pupae at those sites, focusing on the edges and shaded, moist zones flies prefer.
The emerging wasps seek out fresh fly pupae and lay their eggs inside, ending each one before it becomes an adult.
Release again each week through the season so every new wave of fly pupae meets a fresh batch of parasites.
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