Fly Exterminators

Regular price $56.00

1 review
While uncommon, order processing can take up to 7 days depending on hatching rates and life stages.
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How Do You Get Rid of Flies? Start Where They Start.

Sprays don’t stop breeding. Traps only catch adults.
If you want real control, you have to break the cycle—before flies even take off.

Fly Exterminators are tiny parasitic wasps that hunt and kill fly pupae in manure, compost, and other fly-friendly breeding zones. They don’t bite. They don’t buzz. And they don’t bother people, pets, or animals. They just get to work—and keep working, quietly, while your fly problem disappears.


Fly Exterminators (Parasitic Wasps)

Natural, Long-Term Fly Control Without Sprays or Traps

Each bottle contains a living mix of three species:

  • Muscidifurax raptorellus

  • Muscidifurax zaraptor

  • Spalangia cameroni

Together, they seek out and destroy fly pupae underground and in organic material—before flies can emerge.


What They Treat

Fly Type Coverage
House flies Strong control
Stable flies Strong control
Horse flies Strong control
Manure-breeding flies Effective suppression
False stable, horn, face, flesh flies Partial control—wider-ranging breeders


These wasps specialize in manure, compost, and damp organic matter—not water or dry feed.


Why Use Fly Exterminators?

Benefit Why It Works
Breaks the cycle Targets flies before they hatch
Non-toxic Safe for humans, animals, pollinators, and plants
No reapplication stress Works for weeks after each release
Invisible workhorse You won’t see them—but you’ll see fewer flies
Zero resistance risk No chemicals = no resistance over time


If you’re asking “how do I get rid of flies without spraying?”, this is your answer.


Ideal For:

  • Barns, stables, and chicken coops

  • Compost piles and manure management zones

  • Septic fields, trash areas, and organic waste piles

  • Kennels, dog runs, aviaries, and animal enclosures

Anywhere flies breed is where Fly Exterminators go to work.


How to Use

  • Start early – Apply when weather warms up—before flies explode

  • Apply monthly – Release every 3–4 weeks during fly season

  • Focus on breeding zones – Compost, manure, wet bedding—not in water, but near it

  • Protect from birds and rodents – Release in low-disturbance areas


Release & Storage Instructions

  • Store in a cool, dry place upon arrival

  • Release within 24 hours for best results

  • If needed, store at 45–55°F for up to 3 days

  • Avoid placing where beneficials can be eaten or washed out


Pro Tips

  • Sanitation is key – Less mess = fewer flies

  • No pesticides – Insecticides kill your Fly Exterminators

  • Reapply monthly – Especially after heatwaves, manure dumps, or weather shifts

  • Track trouble zones – Adjust release locations as needed over time


Results You Can Expect

  • Fewer adult flies within 2–3 weeks

  • Sustained reduction with monthly releases

  • Less dependence on traps and chemicals

  • Quiet, continuous pressure on breeding populations

  • Happier animals, cleaner spaces, better air

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Customer Reviews

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M
Melody A.M.

The directions on how to set out at are not very helpful or clear.

Our Live Delivery Guarantee

We stand behind every leaf and every mite. If your plant or predatory insects don’t arrive alive on the first delivery attempt, we’ll make it right.

Here’s what you need to know:

  • Email us at info@fgmnnursery.com within 24 hours of delivery
  • Include clear photos of the item and the shipping label
  • Someone must be available to receive the package—plants and bugs don’t do well sitting in the sun, a mailbox, or the back of a delivery truck

For plants, we offer store credit if something goes wrong.

For predatory mites and beneficial insects, you’ll have the choice of a replacement shipment or store credit.

If you contact us after the 24-hour window, we may still be able to help—just know it’s handled case by case.

We pack with care, insulate when needed, and check the weather before shipping. But once it’s in transit, the fastest way to protect your order is to open it right away.