Mosquito Dunks
Best eco-friendly solution for homeowners managing standing water and mosquito larvae.
Mosquito Dunks provide an effective, low-impact method to control mosquito larvae before they mature and bite. Featuring BTI, a natural bacterium harmless to pets, fish, birds, and humans, each dunk offers over 30 days of protection. They are suitable for various standing water sources like bird baths, rain barrels, and ponds. Recognized by the EPA for organic gardening, Mosquito Dunks are a responsible and easy-to-use solution for your home and garden, ensuring peace of mind and a bite-free environment.
$45.99
Owner Satisfaction
4.7
/ 5
Category Rank
23
/ 1771
#23 in Pesticides
Price vs Category Average
+3%
Above average
Active Ingredient
BTI (Bacillus thuringiensis israelensis)
/ BTI (Bacillus thuringiensis israelensis)
Who it's for
- Property owners managing diverse standing water sources
- Pet owners and gardeners prioritizing ecosystem safety
- Busy homeowners seeking low-maintenance pest management
Who should skip it
- Users managing dry landscapes or fast-moving water
- Aesthetic-focused owners maintaining pristine decorative water features
- People needing immediate relief from flying adult mosquitoes
Performance breakdown
Larval control efficacy
BTI effectively targets mosquito populations before they reach the biting stage.
Safety profile
Non-toxic formula protects pets, wildlife, and beneficial insects in your garden.
Ease of application
Drop-in briquets eliminate the need for mixing or complex equipment.
Treatment longevity
Consistent protection lasts for over thirty days per single application.
Environmental compatibility
EPA-recognized organic status makes it ideal for eco-conscious home gardeners.
Versatility of use
Adapts easily to bird baths, rain barrels, and various pond sizes.
Key Specs
Active Ingredient
BTI (Bacillus thuringiensis israelensis)
Coverage Area
100 square feet of surface water per dunk
Duration of Control
30 days or more
Toxicity
Non-toxic to non-target organisms
Formulation Type
Solid briquet
EPA Registration Number
6218-47
Origin
USA
Is Organic
true
Features
- Kills mosquito larvae before they bite
- Long-lasting control for 30+ days
- Non-toxic to pets, fish, and wildlife
- Labeled for organic gardening
- Easy to use, no mixing needed
- Treats up to 100 sq ft of water
- Made in the USA
- Odorless application
What customers say
Mosquito Dunks are consistently praised for their exceptional reliability in controlling mosquito larvae. Customers highlight their effectiveness in eliminating pests from various water sources like bird baths and rain barrels, often seeing results within days. The product's ease of use is a significant advantage; simply dropping a dunk into water provides long lasting protection without complicated application. This straightforward approach and dependable performance make Mosquito Dunks a highly valued solution for backyard pest management, offering peace of mind and effective control.
Know before you buy
Mosquito Dunks contain BTI, a natural bacterium that specifically targets mosquito larvae. When the larvae ingest the bacteria, it disrupts their digestive system, killing them before they can mature into biting adults.
Yes. The active ingredient, BTI, is non-toxic to humans, pets, birds, fish, and other wildlife. It is designed to target only mosquito larvae and is safe for use in bird baths and ponds.
Each individual dunk treats up to 100 square feet of surface water. If your water feature is larger than that, you should use multiple dunks spaced evenly across the surface to ensure full coverage.
No, you do not need to remove them. The dunk will slowly dissolve over the course of 30 days, continuously releasing the active ingredient into the water.
Yes, Mosquito Dunks are safe to use in rain barrels. The BTI is harmless to plants and will not affect the quality of the water for your garden.
For consistent protection, you should replace the dunks every 30 days. If the water source dries up or is flushed out by heavy rain, you may need to add a new dunk sooner.
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$46