How do I get rid of deer flies in my yard?
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Here are a few things to try:
- Test out liquid repellents. The jury is still out on whether or not liquid insect repellent is effective against deer flies and horse flies.
- Stay still.
- Go the distance.
- Wear light colors.
- Avoid water.
- Always wear a hat.
- Make a sticky hat.
- Don a dryer sheet.
Can you spray your yard for deer flies?
Among others, one of the best deer fly repellents is Sawyer Products 20% Picaridin Insect Repellent, which is specifically marketed for biting flies, though it repels mosquitoes as well. It works well alongside Sawyer Products Permethrin Spray, which is for clothes and equipment only.

What spray kills deer flies?
Products labeled to treat Deer Flies
- Products labeled to treat Deer Flies.
- Tengard SFR Termiticide Insecticide.
- CB-80 Aerosol.
- Riptide 5.0% Pyrethrin ULV.
- ULD HydroPy-300 Pyrethrin.
- Onslaught Insecticide.
- Pyrocide 100 (1% pyrethrum)
- Pyrocide 300 (3% Pyrethrum Fogging Concentrate)
What scent keeps deer flies away?
Lavender Oil When combined with citronella oil, lemongrass oil and tea tree oil, it is effective at keeping deer flies away.

What time of day are deer flies most active?
Deer flies only hunt during the day, with peak activity the three hours after sunrise and the two hours before sunset. They like temperatures between 72 and 90 degrees.
What do you put on deer fly bites?
To treat deer fly bites, clean the affected area with soap and water. You can apply ice to the area to treat pain. You can also take allergy medicine like diphenhydramine (Benadryl) to reduce itching, which can prevent secondary infection.
Do yard foggers work for flies?
Cutter Backyard Fogger The 16-ounce fogger spray treats areas infested with mosquitoes, flies, wasps, and other flying insects for up to 10 hours at a time—ideal for a backyard barbecue or other outdoor party.
Does tea tree oil repel deer flies?
Check our Privacy Policy. Tea tree seems to work best against ticks, chiggers, and deer flies, while citronella, lemon, and eucalyptus are the best for fending off mosquitos and black flies.
Do fly traps work on deer flies?
Walking with a trap mounted on a pole and shaken overhead can be effective. Black and red colored traps will also catch deer flies but in lesser numbers. Clean up: Traps must be covered with a sticky material, Tanglefoot, (available at many garden centers) to catch and remove the flies.
Does bug spray repel deer flies?
Those of us who are plagued by deer flies have probably noticed that mosquito repellents don’t seem to work against deer flies. The main reason for this failure is that tabanids do not use scent to find their hosts.
Why do deer fly bites hurt so much?
Once on a host, they use their knife-like mouthparts to slice the skin and feed on the blood pool that is created. Bites can be very painful and there may be an allergic reaction to the salivary secretions released by the insects as they feed. The irritation and swelling from bites usually disappears in a day or so.
Why do deer fly bites itch so much?
Once the human or animal target is located, the black fly cuts a hole in the skin with its sharp mouthpart and draws the blood. What makes those bites itch so much is the anticoagulant in the black fly saliva, which makes the blood flow more freely.