The Best Mosquito Granules for Backyards

How to select the right mosquito granules?

Mosquito repellent to mosquito granulescontrol large population of mosquitoes are often produced in granules, making it easier for people to spread them around the place. Mosquito granules are applied to the lawn, ground or anywhere else outdoors and creates a protective barrier around the area.

Biological control of mosquitoes use natural enemies to manage large populations. There are several types of biological control including the direct introduction of parasites, pathogens and predators to target mosquitoes.

Natural granules

Mosquito granulesThose granules usually have a pleasant aroma, contain all natural ingredients and are not harmful to people, pets or plants. Repelling effect of such mosquito granules lasts for one to several weeks. Bonide Mosquito Beater Natural Granules is one of the best sellers on Amazon. According to the producer, it effectively repels for up to 3 weeks. Because it contains essential oils such as geranium oil, cedar oil, lemon grass oil, garlic and citronella oil, it is nontoxic, biodegradable and pleasantly scented. The ingredients in the container might cover 4000 sq. ft.


Mosquito granulesAnother type of yard mosquito repellent produced in granules is mosquito larvicide. It affects mosquito larvae and later prevents the emergence of adult mosquitoes. Larvicides used in granules mimic the action of insect growth regulation hormone. They artificially stunt the insects’ development, making it impossible for mosquitoes to mature to the adult stages, and thus preventing them from reproducing. Two of the common larvicide used against mosquitoes are Methoprene and (S)-Methoprene, both also called Insect Growth Regulators. Methoprene chemical formula is C19H34O3. Mosquito granules such as Altosid Pro-G Mosquito Larvicide (2.5 lb) are simply sprinkled or broadcast in areas where mosquitoes may breed – bird baths, water gardens or other water holding receptacles and are active around 21 days.


Third type of yard mosquito granules is simply another form of mosquito dunks. It contains Bacillus thuringiensis israelensis as an active agent that simply kills mosquito larvae. Such mosquito granules dissolve faster than dunks and thus have a quicker impact on mosquito population around the area. One example of product with pretty good reviews is Mosquito Bits by Summit (60-Ounce). They claim that the Mosquito granulesmosquito control will kill the mosquito larvae within 24 hours before mosquitoes are old enough to bite. The dunks will not kill adult insects. The larvae eat the microscopic bacteria in the dunks and then the larvae explode. Hence, their effectiveness is only with the larvae, preventing them from becoming adult insects. The active ingredient is Bacillus thuringiensis subspecies Israelensis the bacteria is registered with EPA. There are no other toxins in the product besides the bacteria Bti. All other ingredients are inert or none active so safe for pets, kids, etc.  For bigger quantities (20-Pound) click this link.

For more informations about mosquito control, please refer to our home page for the Top Mosquito Repellent Reviews.

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