Since coffee grounds have such a pungent and intense smell, mosquitoes do not like to come near it. Mosquitoes are repulsed by all types of coffee, whether it is fresh, used, or burnt. The most effective way to use coffee grounds for mosquito control is by burning them, as it creates a stronger aroma.
According to the EPA, coffee grounds are a safe and effective way to keep pests away. Coffee grounds can help repel not only mosquitos but also other annoying insects like wasps and bees.
Mosquitoes hate the smell of lavender, citronella, clove, peppermint, basil, cedarwood, eucalyptus, peppermint, lemongrass and rosemary. They also hate smells such as smoke, for further insight, see our exploration on, does smoke keep mosquitoes away.
You can use your coffee grounds to repel mosquitos, fruit flies, beetles and other pests. To use coffee grounds as an insect and pest repellent, simply set out bowls of grounds or sprinkle them around outdoor seating areas. You can also keep pests out of your garden by scattering coffee grounds around your plants.
Neem oil and coconut oil have been proven in studies to be a great mosquito repellent when combined. Add 10 drops of neem oil and 30 ml of coconut oil to the spray bottle along with boiled water and vodka to a spray bottle to make a great herbal mosquito repellent and apply it to the areas you need.
Which repellent works best? N,N-diethyl-3-methylbenzamide (DEET) remains the standard by which all other repellents are judged. DEET was developed by the U.S. Department of Agriculture and was registered for use by the general public in 1957. It is effective against mosquitoes, biting flies, chiggers, fleas, and ticks.
Remove Unwanted Odors
Coffee grounds contain nitrogen and carbon compounds, which have the power to remove unwanted smells. In other words, coffee grounds could become your best friend in fighting odors in your home.
When caffeine is contained within its natural plant form, caffeine works like a natural pesticide, as it causes an herbivorous insects' nervous system to stop producing essential enzymes. When these enzymes are inhibited in an insect, paralysis and eventual death result.
Blood Types Mosquitoes Love Most
Type B: Type B placed second in popularity. Type A: Type A Blood Type apparently tastes the worst to mosquitoes. The study found that those with Blood Type A are 50% less likely to receive a mosquito bite than those with Type O.
3M Ultrathon Insect Repellent Lotion
Another top-selling mosquito repellent lotion is Ultrathon Insect Repellent Lotion from 3M. This lotion contains about 34% DEET to repel not only mosquitoes, but biting flies, chiggers, deer flies, ticks, gnats, and fleas.
Egg depositions were much lower in the coffee environments. Gravid females retained increased numbers of mature eggs when ovicups with highly concentrated coffee extract were the unique egg laying sites. Egg hatching success was extremely low among eggs that matured on substrates soaked with coffee extracts.
Mosquitoes are turned off by several natural scents, including citronella, peppermint, cedar, catnip, patchouli, lemongrass, lavender and more. You can add some of these plants to your landscaping to fend them off.
Of the concentrations used, 2.0 mg/mL produced the strongest effect, killing 100% of the larvae in the L1 sub-phase. At 1.0 mg/mL, development was blocked at L2, while in most treatments with CAF 0.5 mg/mL, mosquitoes died in the L3 stage or, at the latest, in L4.
Not only do they repel mosquitoes, but also other insects such as wasps and bees. Coffee grounds are the bee's knees when it comes to staying bug bite free. Most bugs have a very strong sense of smell. Coffee grounds are very potent and even more potent once they are burned.
First, conventional coffee is among the most heavily chemically treated foods in the world. It is steeped in synthetic fertilizers, pesticides, herbicides, fungicides, and insecticides – a real mouthful with a bad taste. Not only does the environment suffer from this overload, but so do the people who live in it.
Roaches may not be able to sip on coffee, but their affinity for it is likely as strong as the typical American. Cockroaches are attracted to the scent of fresh coffee grounds, making your Keurig, standard pot, or grinder prime real estate for these pests.
The compounds in coffee grounds, like caffeine and diterpenes, are toxic to insects. So pests like mosquitos, beetles, and flies will avoid coffee at all costs. Sprinkle some in your garden or around small cracks in the home to help deter insects from getting in your home.
To protect yourself against mosquitoes, our experts agreed that the best mosquito repellents should contain DEET, picaridin, and IR3535. Wesley Trimble, Communications and Creative Director at the American Hiking Society, recommends DEET and picaridin as effective skin-applied insect repellents.
One of the most effective mosquito repellents is one of the oldest around. DEET was first developed for use by the U.S. Army in 1946, and it became available to the public in 1957. Many other products have hit the market since then, but few compare to DEET.
Known for its distinct smell, citronella grass (or lemon grass) is the most commonly used natural ingredient in mosquito repellants. In fact, the Brooklyn Botanic Garden recommends lemon-scented plants such as citronella grass to keep mosquitoes at bay.