7 Best Mosquito Yard Spray 2020 Reviewed

Mosquito infestation will deny you the peaceful moments on your beautifully maintained yard or lawn.Best Mosquito Yard Sprays These bug breed here and end up getting into indoor places where they bite and sometimes transmit diseases.

However, it is possible to eradicate mosquitoes using insecticide sprays, mosquito traps, or repellents. So, which are the best mosquito yard sprays?

Well, this guide features the best mosquito sprays and a buyer’s guide to help you choose your product.

Reviews: 7 Best Mosquito Yard Sprays 2020

1. Spectracide Triazicide Landscape & Lawn Concentrate

Having mosquitoes in your yard makes you vulnerable to numerous mosquito bites. You can effectively get rid of these yard invaders using a powerful insect killer like spectracide. The active ingredient is Gamma-Cyhalothrin, a very effective pyrethroid insecticide.

It comes as a concentrate which requires to be diluted with water before spraying. You don’t need a spray bottle to administer this insecticide. The ready-to-spray design allows you to attach a garden hose and spray directly as water mixes automatically with the insecticide.

Spectracide Triazicide is specially designed for outdoors to kill insects on yards, lawns, trees, shrubs, hedges and so on. It kills on contact and will work effectively on most of the common pests including mosquitoes, Japanese beetles, flies, gnats (check their repellents), crickets among others.

It has a residual effect of up to 8 weeks. That means it will continue protecting your yard or lawn from pesky pests. When you spray on your beautiful roses or flowers, it won’t leave stains. Plus it’s not associated with unpleasant scent.


  • Powerful active ingredient
  • Easy application using a garden hose
  • 8 weeks yard protection after spraying
  • Kills over 260 pests including mosquitoes


  • Cannot be used indoors

2. Ortho Bug B Gon Mosquito Killer for Gardens & Lawns

No mosquito can resist the power of Ortho Bug B Gon. As a popular insect pest killer brand, this product comes in handy as a good remedy for pesky creatures like mosquitoes, ants, spiders among others.

The active ingredients contained in this insect killer are zeta-cypermethrin and bifenthrin. These two chemicals have proven efficiency in pest eradication.

It comes in a 32-oz bottle which allows you to spray around 5300 square feet of your garden. The spray nozzle allows you to attach a garden hose for quick and easy application. As you spray, the insecticide concentrate automatically mixes with water, diluting it to the required degree.

Owing to the presence of Zeta-cypermethrin, this insect killer lasts up to 6 months after the application. That’s quite a significant period compared to most of its competitors. You can use Ortho Bug B Gon to keep mosquitoes and other pests from your yard, lawn, flowers, trees and shrubs.

Although it contains chemicals, it won’t affect your children or pets. Plus it won’t leave stains or unwanted smells.


  • Kills over 235 pests including mosquitoes
  • Lasts at least six months after spraying
  • 32-oz bottle covers around 5300 square feet
  • Won’t affect kids and pets
  • Does not smell or leave stain


  • May affect bees and small fish

Related: Best Mosquito Trap

3. Wondercide Natural Spray

If you’re looking for a 100% natural remedy for your mosquito infestation, then wondercide is a great option. It’s a powerful formulation containing organic ingredients that make it safe for the environment, humans and animals.

The active ingredient is cedar which doubles as a pest killer and repeller. Other ingredients include ethyl lactate and water. It will work effectively against several insects including mosquitoes, flies, ants, gnats, crickets among other pests.

It’s available in a 32 ounce bottle which is enough to cover 5000 square feet of your yard or lawn. The bottle comes with a provision for attaching a garden hose for quick and easy application. As you spray, water coming out of the nozzle mixes with the insecticide in the correct proportion. Thus, you don’t need a spray bottle.

When you use wondercide natural spray in your yard, it leaves a pleasant and inviting scent. Thus, it won’t distract your normal activities in the yard or lawn.


  • One bottle covers a large area (5000 square feet)
  • Does not contain chemicals
  • Easy to apply using the garden hose attachment
  • Works on several pests including mosquitoes
  • Has pleasant smell
  • Safe around kids and pets


  • Will not last long after application

4. Cutter Backyard Spray

With lambda-cyhalothrin as its active ingredient, Cutter Backyard Spray will be a perfect solution for the mosquito infestation in your yard or lawn. The active ingredient is in the class of pyrethroid chemical insecticides which have proven effectiveness against a wide range of pests. Thus, it will kill other pests like fleas, ants among other pests.

It’s available in a 32-oz bottle which is enough to treat around 5000 square feet of your yard or lawn. Once sprayed, this mosquito killer keeps your yard on lawn protected from pests for up to 12 weeks. This is quite a long period compared to its competitors.

You don’t have to dilute the concentrate manually as in the case of many products in the market. With the QuickFlip hose-end attachment, the insecticide concentrate mixes with water automatically as you spray. This saves you time spent in diluting and alleviates the use of spray bottles.

It’s designed for outdoor spaces such as yards and lawns. You can spray it on your grass, flowers and other plants to keep off pests. Cutter Backyard Spray also acts as a repellent although it lacks any scent.


  • Powerful active ingredient
  • One bottle treats up to 5000 square feet
  • Easy application using a garden hose
  • Does not wash off easily for up to 4 weeks
  • 8 weeks lasting effect
  • No residue or smell


  • Not environmentally-friendly
  • For outdoors only

5. Summit Mosquito Barrier Spray 

If you want a mosquito spray to cover a large area, summit mosquito barrier spray has got you covered. The active ingredient is permethrin which is known for its long residual effects after being applied. In fact it is able to keep your yard free from pests for a period of four weeks.

It’s available in half a gallon bottle which is enough to cover 10, 000 square feet. Thus, it’s ideal for a large garden or yard. With its quick spray bottle you can attach a garden hose and spray continuously. It can be used to eradicate mosquitoes and other pests from vegetation including grass, fence and crops.


  • Ideal for a large garden/yard
  • Not dangerous for kids or pets
  • Odourless
  • Does not leave residues after drying
  • 4 weeks residual effects
  • Kills on contact


  • Contains chemicals

6. Bonide Mosquito Beater Spray 

To get rid mosquitoes, flies, gnats and other pests from your yard and lawn, you need a powerful insect killer and repeller. Bonide mosquito beater spray does exactly that. It is a natural insect killer containing sodium lary sulphate, cedar oil, lemongrass oil, citronella oil and geranium oil.

These ingredients produce a formulation that will effectively kill and repel mosquitoes and other pests. It comes in a 32-oz container which is sufficient to treat 5000 square feet. The spray nozzle allows you to connect a garden hose and spray continuously.

Once you treat your yard, bonide will keep pests at bay for about four weeks. If there is a heavy downpour after spraying your yard, it’s recommended that you reapply the insecticide. Also, bonide is recommended for outdoor purposes only.

What’s more, bonide has an appealing scent which makes it acceptable in your garden or yard.


  • Powerful natural insect killer
  • Protects your yard for about 4 weeks after application
  • One bottle covers 5000 square feet
  • Spray nozzle allows easy attachment to a garden hose


  • Limited to outdoor use only

7. Adams Plus Yard Spray

A quality insect killer comes in handy when you have a pest infestation. Pests such as mosquitoes, fleas, ants, crickets and ticks can be killed and repelled with a powerful insect killer like Adams plus.

The active ingredient is permethrin, a very efficient chemical for eradicating pests. The insecticide concentrate is available in a ready-to-spray 32-oz container. The nozzle attachment allows you to connect a garden hose on one end. When you press the trigger, a dilute solution of the insecticide rushes out through the other end of the nozzle.

The one 32-oz bottle of insecticide enables you to treat and repel pests from a 5000 square feet area. A single treatment will last about four weeks as long as there’s no heavy rainfall immediately after its application.

This product is designed for outdoor use only. You can treat your yard, lawn, flowers, trees, fences, wood piles among other infested areas. Although it contains chemical ingredients, Adams plus yard spray is not associated with bad smell or stains.


  • Ideal for exterminating and repelling pests
  • One bottle is enough to cover 5000 square feet
  • Leaves no stains
  • Last for four weeks
  • Hose attachment enables hustle-free application
  • Odourless


  • Not natural

Considerations for Best Mosquito Yard Sprays

Gardens, yards and lawns provide a good harbourage for mosquitoes and other pests. When your yard is infested with mosquitoes, you risk suffering from mosquito bites and diseases. With best spray for mosquitoes, it possible to keep your yard free from mosquitoes and other pests.

1. Area to Be Covered

When you look at the specifications of most insect sprays, you see the amount of space they are meant to cover. So, you should buy your product depending on the size of your yard, lawn or garden.

For instance, if your garden is 10000 square feet, you may opt for the half gallon bottle of the summit mosquito barrier spray. This is more economical that getting 2 bottles of the Bonide Mosquito Beater Spray.

On the other hand, if your garden is 5000 square feet or less, you can go for the 32-oz bottle of Bonide Mosquito Beater Spray.

2. Reliability

The active ingredients in an insect killer provide the means for exterminating and repelling pests. Thus, a reliable mosquito spray should contain the most effective ingredients so as to repel and kill mosquitoes.

In addition, the insecticide should have adequate residual effect so as it continues exterminating pests that return. Normally natural insecticides provide shorter residual effects compared to chemical products. A product with a high residual effect eliminates the need for regular treatment thus saving you time and money.

3. Environmental Impact

Inorganic insecticide sprays contain chemical ingredients that are harmful to the environment. So if you’re the environment cautious type, you may opt for organic insect sprays which are 100% free from chemicals.

4. Odourless

You don’t want to have a smelly situation in your yard or garden. The synthetic formulations utilized in most chemical insecticides produce bothersome odors which may cause several inconveniences. Feelings of nausea or sickness may be associated with such odors.

Luckily, some chemical insecticides will have little or no odor when sprayed on your garden. Most organic products do not have any unpleasant odor. Instead, they contain ingredients that leave a pleasant and welcoming sensation in your yard.

4. Does Not Leave Residues

Your beautiful yard looks great when it remains natural and clean. So, you don’t what to leave stains all over the yard or garden with residues from insecticides.

So, when searching for the best insecticide for your garden, go for those that will not leave stains on vegetation, flowers, grass or other substances.

5. Safety

The insecticides you use around your home should be free from harmful chemicals. Most organic products won’t do any harm to humans or pets.

However, if prefer to use chemical products, ensure that they contain ingredients that pose little or no risk to your family and pets. As a precaution, insecticides should be kept away from children and pets.


The remedy for your mosquito menace lies on your ability to choose the most effective pest eradication product.

The above guide equips you with adequate information regarding the best mosquito yard sprays. A good product will help you eradicate mosquitoes and prevent future infestation.


  1. Impact of barrier sprays on the spatial distribution of mosquitoes in a suburban neighborhood in eastern North Carolina
  2. Mosquitoes: Biology and Integrated Mosquito Management

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