
How to use a mosquito dunk to kill mosquitoes?
Dunks are best-used from April-September, which is the mosquito’s most active breeding season. Usually, their eggs are hatched in warmer weather conditions. Each mosquito dunk can treat 100 square feet of water space. Simply drop the donut-shaped dunk into the pond, and it will float on the surface and start killing mosquito larvae within hours.
Are mosquito dunks in pond water bad for dogs?
The diluted water with mosquito dunks in will not harm any fish you already have in your pond. However, should one of your mosquito dunks remain in its solid-state and not dissolve, then it could be dangerous for your cat, dogs, and other pets.
Can You Use mosquito bits in a pond?
When using bits in ponds, it is important to remember that fish and turtles love to consume anything pellet-like, including your mosquito bits. While bits are completely safe for wildlife, eaten bits mean less Bti for the mosquitoes to consume. There is another product called mosquito plunks which are simply bits packed into a water soluble bag.

Are Mosquito Dunks safe for fish ponds?
Yes, Mosquito Dunks and the water treated with them are 100% safe for both humans and other living creatures including pets, fish, etc.
Can Mosquito Dunks be used in koi ponds?
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Are Mosquito Dunks safe for garden water?
Simply add a Mosquito Dunk to any standing water, or water garden. It is non-toxic to other organisms in the water. As it slowly dissolves, it releases a bacterium toxic only to mosquito larvae.
How do you use Mosquito Dunks in water?
Set 1 quarter of a dunk in 1 gallon of water and allow it to mix with the water naturally overnight. Pour this treated water in a watering can and use it to water your houseplants. Repeat once per week to keep the fungus gnats away. Wash your hands with soap and water immediately after using the Mosquito Dunk.
Are Mosquito Dunks safe for bees?
3. Try Mosquito Dunks. Each "dunk" contain BTI, a bacteria that kills mosquito larvae but is nontoxic to all other insects, birds and people. This is a great option if you have a bird bath or other similar water feature in your yard.
Do Mosquito Dunks harm other insects?
And it's undeniably clear that Mosquito Dunks work perfectly against all 2,500 different species of mosquito larvae, as well as on insects like fungus gnats and black flies. However, there is zero evidence that it works against other creatures, including other insects and bugs.
How do you keep mosquitoes out of your pond?
Remove the Habitat: Because mosquitoes prefer to lay eggs in stagnant water, cut down and remove dead debris around the edge of the pond with weed cutters and rakes. Also, drain containers with standing water (buckets, gutters, and ditches) and regularly change the water in animal troughs, pet dishes, and birdbaths.
Will Mosquito Dunks harm birds?
Yes. B.t.i., the active ingredient in Mosquito Dunks®, is very target specific for mosquitoes and does not adversely affect other organisms in the water. Mosquito Dunks® are also safe for use around birds, wildlife, children and pets.
What is the active ingredient in Mosquito Dunks?
BTIBTI is the active ingredient in Mosquito Dunks®, the number-one selling biological mosquito control product. When a donut-shaped Mosquito Dunk® is placed in standing water, the BTI in the Dunk™ will kill mosquito larvae for up to 30 days.
Can you leave mosquito bits in water?
Mosquito bits contain a bacterium that is poisonous to fungus gnat larvae when eaten. One recommendation to soak mosquito bits in water (2 tablespoons of mosquito bits to a half-gallon of water).
How many times can you reuse Mosquito Dunk?
So no, your mosquito Dunks can last as long as you need them to. Q: How long will one mosquito Dunk last once used? A: Once put in water, the Dunk, or piece of, will last 30 days. After that, if not all the larvae are gone, you'll need to put another Dunk in and wait another 30 days.
How long does BTI last in water?
Another thing that's nice about Bti is that once it's released, the active ingredient will dissipate after about 72 hours, so even if it were harmful to humans, the exposure is limited.
How do you use mosquito dunks in a pond?
To kill mosquito larvae in any standing water, simply drop in a Mosquito Dunk. As the Dunk floats on the top and slowly dissolves, it releases the BTI into the water. A mosquito larva eats the BTI spores, which release toxins into the larva's gut. This causes the larva to stop eating.
Is BTI harmful to fish?
Do note that BTI is environmentally friendly and safe for plants and animals, such as mammals, birds and fish.
Do Mosquito Dunks dissolve?
Answer: BTI Mosquito Dunks will not dissolve immediately into water as that is not how they are designed to work. They float on standing water areas to slowly break down over about a 30 day time frame to sterilize the water so no mosquitoes can lay viable eggs in the water.
Can you break up mosquito dunks?
The chemical is actually a type of bacteria that is harmful to mosquitoes but not to other animals. If one Dunk will treat more water than you need (let's say you just need to control a small water feature) you can always break them into pieces. Our experience is that dry Dunks store very well if in a sealed container.
How effective is a mosquito dunk?
Thus, attacking mosquitos at their source and where they breed can be a highly effective solution. Mosquito dunks provide an effective solution to mosquito control.
What is BTI in water?
All forms of standing water provide a habitat to mosquito larvae. Bti is used to kill mosquito larvae in standing water where larvae are generally found. Bti can also be used around the exterior of homes and throughout your yard where water tends to collect and build up, including flower pots, old tires, abandoned fire pits, and bird baths.
Why stop mosquitoes before they hatch?
Stop mosquitos before they hatch – the benefit of the mosquito dunk. Understanding that mosquitos grow and thrive in moist environments, then it is logical to think that if a mosquito is stopped at its source, then we can provide better protection to ourselves and our loved ones from those itchy mosquito bites.
What is a mosquito pouch?
These pouches contain a selective microbial insecticide which effectively goes after larvacide in a variety of mosquito-prone habitats. These pouches can be applied in areas with plants and aquatic life, as well as areas frequently used by humans, pets, birds, and other wildlife.
What insect repellent works best for mosquitoes?
Natural Insect Repellent – Nature’s Mace. Mosquito traps, which like they are named, work to lure in mosquitos and then trap them in a device of some kind. These devices do a great job of attracting these nasty little bloodsuckers and killing them by the thousands.
How long does it take for mosquitoes to hatch?
Eggs then hatch into larvae in just 24 to 48 hours and the larvae can grow to approximately five millimeters in length. Larvae and pupae can rarely survive without water.
What is the life cycle of a mosquito?
However, all mosquitoes go through the life cycle the egg, larval, pupal, and ultimately the adult stages.
How to get mosquito bites out of water?
Here’s a quick guide on how you should do it. Place the mosquito dunks or bits on any stagnant water. The dunks have “donut holes” in them so you can attach to something. Bits can just be scattered over the water. After a few minutes, they will gradually sink down, slowly releasing the Bti.
How long does a mosquito dunk last?
Mosquito dunks work slowly, taking a few hours to release its Bti. But its effect on stagnant water does last for at least 30 days. That means it takes that amount of days before that specific body of water will potentially be infested with larvae again.
What is a mosquito dunk?
Specifically, it targets the mosquito larvae that live in stagnant water. Mosquito dunks are tiny donut-shaped pellets that are considered as a biological pesticide.
How long does it take for mosquito bits to work?
However, its quick-release formulation comes with a price because unlike dunks, bits only take 7 to 14 days before its effects wear off.
How many square feet of water do you need for a mosquito dunk?
Here’s how much dunk you can use in one setting: 1/4 mosquito dunk for 1 to 5 square feet of large water areas (0.1-0.5 square meters) 1/2 mosquito dunk for 5 to 25 square feet of large water areas (0.5-2.3 square meters) 1 mosquito dunk for 25 to 100 square feet of large water areas (2.3-9.2 square meters) More than 1 mosquito dunk in areas bigger ...
Can a dog eat bits and dunks?
Generally, bits and dunks are safe when they’ve already been dissolved, so they’re not known to hurt humans and animals. However, their solid forms tell another story. If these products have not been melted down, they can be dangerous when consumed by pets. The Bti can cause cats and dogs sever stomachaches and nausea.
Is a mosquito dunk a chemical?
Mosquito dunks are tiny donut-shaped pellets that are considered as a biological pesticide. It’s not as poisonous as chemical treatments, but it’s not less effective either. That’s because dunks are made out of a naturally occurring soil bacterium called Bacillus thuringiensis (Bti), an active microorganism that produces toxins ...
How many dunks per 100 sq ft?
Surface area is more important than volume for deciding how much to use since mosquitoes breed and live close to the surface. A general rule of thumb is one dunk per 100 square feet of surface area of water. For small areas, dunks can be split into quarters, using one quarter for every 25 square feet.
What is a mosquito dunk?
What Are Mosquito Dunks? Mosquito Dunk is the brand name of a product made by Summit Chemical Company that is designed to control mosquitoes in the breeding and development phase, unlike other products such as netting and repellants that only work on adults.
How does BTI work?
Bti is a rare exception of a biological control agent where you can see results right away! It works by releasing toxins into the guts of larval mosquitoes. It also works on other flies like black flies and fungus gnats. And mosquitoes that die as larvae can’t grow up to become bloodsucking pests.
How long before you put in a mosquito dunk?
Mosquito season varies a lot across the country, so check your mosquito season in your state, and aim for two weeks to a month before it begins to start putting in your Dunks. If you see any mosquitoes before then, regardless of whether they are near your home, put in the Dunks as soon as possible.
Why do mosquitoes bite humans?
When it is time to breed again, female mosquitoes will bite a human or animal to drink their blood to get the nutrients necessary to produce eggs. And the cycle continues. Around your home, this means any sign of still water could mean a big mosquito problem for you in a few weeks.
How long does mosquito bite treatment last?
The treatment lasts about 30 days, but there’s no harm in putting in the next Dunk a few days early just to be safe. For Mosquito Bits, you should use about one teaspoon for every 25 square feet or a tablespoon for every 75 square feet of surface water, sprinkling it evenly over the surface of the water.
Where do mosquitoes breed?
Because mosquitoes breed around still water, they can find plenty of places to breed around your home. Bird baths, gutters, rain barrels, piles of trash (especially old tires), ditches, and flowerpots are just some of the places that mosquitoes love to breed. Mosquito larvae found in an outdoor grill’s grease trap.
Does Having a Pond Attract Mosquitoes?
No question, backyard ponds are a welcome addition to anyone’s home. But if not well-maintained they often hold stagnant, shallow water, which is an ideal environment for female mosquitoes to lay their eggs during their breeding season.
How Do I Keep Mosquitoes Out of My Backyard Pond?
Mosquitoes are a nuisance for everyone in your backyard. Granted, backyard ponds are a central breeding ground for mosquitoes, but so are the surrounding areas on your property where any water can pool and stagnate.
Can I Use Mosquito Dunks in a Pond?
Mosquito dunks are a non-toxic, organic larvicide that helps control the spread of mosquitoes while they’re in their feeding stage. Dunks are best-used from April-September, which is the mosquito’s most active breeding season. Usually, their eggs are hatched in warmer weather conditions.
How Many Mosquito Dunks Can a Pond Have?
Each mosquito dunk is approximately two inches in diameter with a small narrow hole in the middle to keep it in place during usage. The chemical makeup will keep your backyard pond free of mosquitoes for 30 days as one mosquito dunk will treat 100 square feet of water. Simple math will determine the number of dunks needed to treat your pond .
When Should I Put Out Mosquito Dunks?
To prevent an outbreak of mosquitoes, the sooner, the better is the best option when it comes to putting mosquito dunks in your pond water. It’s wise to begin using the product by early spring.
Are Mosquito Dunks Harmful to Pets & Fishes?
Mosquito dunks are non-toxic, highly effective larvicide that eliminate mosquito larvae before they can become biting, disease-carry adults. Dunks are not harmful to the well-being of pets, fish, and other wildlife animals.
Summary: How Do I Get Rid of Mosquito Larvae in My Pond Naturally? (Without Killing My Fish)
Backyard ponds provide tranquility for an afternoon in the sun. But one of the consequences of having a pond that you don’t clean out is stagnant water, which increases the likelihood of mosquito population in the surrounding area. As mentioned, they lay their eggs near the water’s surface, which will infest the pond with mosquito larvae.
How long do mosquito dunks last?
Standard Mosquito Dunks have a 2-year (24-month) shelf life which is typically plenty of time to use them up since the largest packs have 20 Dunks in them and each Dunk lasts just 30 days.
What is the bacteria that kills mosquito larvae?
They are made out of a natural bacterium called Bacillus thuringiensis subspecies israelensis. (B.t.i.). It’s a natural bacteria found in soil. And while it’s lethal for mosquito larvae, it’s safe for other living things.
What is the bacteria that mosquito dunks release?
Mosquito Dunks release a bacteria (Bacillus thuringiensis israelensis aka B.t.i.) in the water. And once the mosquito larvae consume this bacteria, it enters the stomach cells of the mosquito larvae, where it paralyzes their gut and forces the larvae to starve to death.
How many mosquito dunks per square foot?
Mosquito Dunks are very easy to use as all you need to do is place the correct amount of the Dunks to the appropriate amount of water – one Dunk per 100 square feet of surface water.
What is a mosquito dunk made of?
Mosquito dunk basics. Mosquito Dunks, which is a registered trademark of Summit Chemical Co., are made almost exclusively out of a naturally occurring soil bacteria called Bacillus thuringiensis, more specifically its strain israelensis (aka B.t.i.).
How much water does a mosquito dunk treat?
One half of the Mosquito Dunk will treat about 5 to 25 square feet of surface water and a fourth – 1 to 5 square feet of surface.
How long can you keep mosquitoes in a float?
So if you have a water container that has a surface area of about 25 to 100 square feet, float a single Dunk in the container and you should be mosquito larvae-free for a whole 30 days. If you have a water body of larger surface area, a large pond, for example, use two or more Dunks.
What is a mosquito beater?
Update: “The Mosquito Beater WSP (formerly Plunks) is a water soluble packet containing BTI granules, essentially identical to Mosquito Bits”. The bag prevents munching from pond inhabitants, but should be tied down as bags tend to float around, sometimes causing uneven dispersal of the Bti.
How long do mosquito dunks last?
Mosquito Dunks. Dunks contain slow-release formulas, meaning they will last approximately 30 days in the water. Dunks float on top of the water, and as the mosquito larvae naturally feed, the Bti is consumed.
What are mosquito dunks made of?
Mosquito Dunks and Mosquito Bits are made from naturally occurring soil bacteria called Bacillus thuringiensis strain israelensis (for the rest of us: Bti). They are one of the most effective products on the market today. You may be familiar with Bt products as a common form of pest control originating in the early 1900s.
What does Benjamin Franklin say about mosquitoes?
Preparing your yard to reduce mosquito infestation. Founding Father Benjamin Franklin already said it, “An ounce of prevention is worth a pound of cure.”. Which certainly goes for those vicious bloodsucking gits. You have heard about Mosquito Bits and Dunks before.
How long does BTI last in water?
Many Bti products last up to 30 days in the water, but always read the label to determine when to re-treat. As mentioned previously, fish and turtles love to eat anything shaped like a pellet, so if using bits in ponds, be sure to secure the bits in a water-permeable stocking or purchase mosquito plunks.
How long do bits last?
Bits are, in Bti coated, corn cob granules. Bits are a quick-release formula, and therefore only last approximately 7-14 days based on the formulation. Unlike dunks, bits will sink to the bottom of the water once waterlogged.
How do mosquitoes start their life?
Mosquitoes start their life in water, which begins when a female lays her eggs on the water. The eggs hatch into mosquito larvae, which feed and grow for several days. At the end of the larval stage, mosquitoes pupate (much like a butterfly) before they hatch and fly away as the annoying needles with wings.
