Many vermicomposters say that their worms love coffee grounds, so small quantities could also regularly be added to a worm bin if you have one. Paper coffee filters can go in too. An oft-repeated nugget of advice is to spread used coffee grounds around plants that are vulnerable to slug damage. There are two theories why: either the texture of the grounds is abrasive, and soft-bodied slugs prefer not to cross them, or the caffeine is harmful to slugs so they tend to avoid it.
However in an experiment slugs took just seconds to decide to cross a barrier of coffee grounds! One word of warning though: coffee grounds may not have much effect on pests, but they can be harmful to pets in large enough doses.
But if you have a dog that insists on sampling anything that smells halfway agreeable, it would be wise to avoid laying coffee grounds directly onto the garden.
Bury them in your compost heap instead. Coffee grounds are free organic matter, whether a by-product of your at-home daily brew or collected from coffee shops that are only too glad to give them away for nothing. But the indirect use of coffee grounds can have just the opposite effect. Adding a modest amount of coffee grounds to your mulch or compost pile can improve your soil. As coffee lovers know, too much of a good thing is not a good thing.
Bedaiwy, M-Naguib A. Chalker-Scott, Linda. Hardgrove, Sarah J. Vela-Cano, Maria, et al. Sanchez-Hernandez, Juan C. Actively scan device characteristics for identification. Use precise geolocation data.
Select personalised content. Create a personalised content profile. Measure ad performance. Select basic ads. Create a personalised ads profile. Select personalised ads.
Apply market research to generate audience insights. Measure content performance. Coffee grounds as fertilizer Coffee grounds contain several essential nutrients such as nitrogen, potassium, and phosphorus, along with micronutrients — all of which make using coffee grounds for plant mulch a great idea.
Coffee grounds in compost Composting can be very beneficial. Coffee grounds as a pesticide Many people also swear that used coffee grounds in garden beds will get rid of slugs and snails that are damaging their plants.
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If you do not have an immediate need for fertilizer, you can compost your coffee grounds for later use. Composting is a natural process that turns organic items such as food scraps and yard debris into a dark, rich material called compost or humus. Adding compost to your yard or garden can help the soil hold onto more nutrients and water, thereby improving the health of your plants.
One study found that compost made with coffee grounds and kitchen waste was richer in nutrients than compost made with waste alone 4. Other items to compost include grass clippings, leaves, bark, shredded newspaper, brush, herbs, egg shells, stale bread and fruit and vegetable trimmings. You should avoid composting meat and fish scraps, dairy products, diseased plants, grease and oils. Certain compounds found in coffee, such caffeine and diterpenes, can be highly toxic to insects 6 , 7.
They are effective at deterring mosquitos, fruit flies and beetles, and they may help keep other pests away too 8 , 9. 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.
They help create a barrier that slugs and snails do not like to crawl over. Fleas are a common problem in household pets, and treating them can be costly and time-consuming There are several flea-removal products on the market, but many contain harsh chemicals and can produce unwanted side effects.
Then rinse them off and allow your pet to dry as usual. However, coffee grounds may be less effective than a prescription product, so if your pet has fleas and this treatment does not work, you may want to contact a vet to discuss alternative options. You can place a bowl of coffee grounds in your fridge or freezer to neutralize odors from spoiled or fragrant foods.
You can also fill old socks or pantyhose with coffee grounds and tie them off to make portable air fresheners. Place these in your shoes, gym bag, bedroom drawers, under your car seat or anywhere else that may need some deodorizing.
You can even keep coffee grounds by the sink and use them to scrub your hands after chopping garlic or onions. The grounds will help remove the smell from your hands. Coffee grounds are abrasive and can help remove buildup on hard-to-clean surfaces. They may even help sanitize due to their antibacterial and antiviral properties 8.
The coarse texture of coffee grounds makes them ideal for scrubbing hard-to-clean kitchen utensils. You can use them to scrape your dishes clean and remove caked-on food from pots and pans. Simply sprinkle the grounds directly onto your pots and pans and scrub as usual. Make sure to rinse thoroughly afterward. The coarse particles in coffee grounds work as an exfoliating agent to help remove dirt and dead cells from the skin. Simply mix coffee grounds with a little bit of water or coconut oil and scrub them with your hands directly onto your face and body.
Coffee grounds can also be mixed with a small amount of honey and used as an exfoliating lip scrub. It can also increase blood flow, which aids in overall skin health Cellulite is a condition that gives the skin a dimpled, lumpy appearance. It occurs when fat deposits push through the connective tissue under your skin and is commonly seen in the buttocks and thighs. When caffeine such as that in coffee grounds is applied topically, it may help break down this fat and increase blood flow to the area, thus decreasing the appearance of cellulite Simply mix grounds with water or coconut oil and scrub for 10 minutes twice weekly on any areas affected by cellulite.
By rewetting used coffee grounds, you can create an inexpensive and all-natural dye that can be used to color cotton, rayon, cellophane, linen and paper This is an easy way to give fabrics and paper a vintage look or disguise existing stains on your clothing and towels. Commercial food and hair dyes can contain hundreds of chemicals, many of which may cause cancer 15 , 16 , By scattering used coffee grounds over the ashes, you can weigh them down and prevent smoke clouds from forming.
This not only makes the ashes easier to remove, but it also keeps dust from escaping and traveling to other parts of the room. Salt, enzymes and acids are three natural types of meat tenderizers. Coffee contains natural acids and enzymes, making it especially effective at tenderizing meat. Simply add used coffee grounds to your favorite dry-rub recipe and apply the rub to the meat two hours before cooking. Alternatively, you can rebrew used grounds to make coffee, allow it to cool and use it to marinade meat in the refrigerator for up to 24 hours before cooking.
Similarly, human and animal studies have found that applying caffeine to the skin increases blood flow and accelerates hair growth Before you shampoo, simply grab a handful of coffee grounds and massage them into your scalp and hair for a few minutes. Then wash and rinse as you normally would. Various products can help minimize the appearance of scratches, but before you run to the store, you might want to give coffee grounds a try.
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