How to Use Recycled Coffee Grounds in Your Garden

To use coffee grounds as a fertilizer sprinkle them thinly onto your soil, or add them to your compost heap. Despite their color, for the purposes of composting they're a 'green', or nitrogen-rich organic material.

Which plants like coffee grounds?
Can I put coffee grounds directly in my garden?
Is leftover coffee good for the garden?
Are used coffee grounds good for tomato plants?
What plants do not like coffee grounds?
Will coffee grounds kill ants?
Do coffee grounds deter slugs?
Do worms like coffee grounds?
Will coffee grounds help grass grow?

Which plants like coffee grounds?

Coffee grounds are highly acidic, they note, so they should be reserved for acid-loving plants like azaleas and blueberries. And if your soil is already high in nitrogen, the extra boost from coffee grounds could stunt the growth of fruits and flowers.

Can I put coffee grounds directly in my garden?

Add coffee grounds directly to the soil in your garden. You can scratch it into the top couple inches of soil, or just sprinkle the grounds on top and leave it alone. In smaller amounts, especially when mixed with dry materials, coffee grounds will give up their nitrogen.

Is leftover coffee good for the garden?

What's left over in your coffee pot isn't the only beneficial part of coffee for your plants—the leftover grounds can also benefit your growing green friends as compost or fertilizer.

Are used coffee grounds good for tomato plants?

High in nitrogen, they can have a second life as a natural fertilizer and pest deterrent and are ideal for use in growing tomatoes. ... Depending on the intended result, coffee grounds can be scattered around the base of tomato plants or used in compost for them.

What plants do not like coffee grounds?

In most cases, the grounds are too acidic to be used directly on soil, even for acid-loving plants like blueberries, azaleas and hollies. Coffee grounds inhibit the growth of some plants, including geranium, asparagus fern, Chinese mustard and Italian ryegrass.

Will coffee grounds kill ants?

Although coffee grounds do not kill ants, they do repel many ant species. If you feel ants are a major threat to pets, plants and people, hot coffee dumped directly on the anthill will kill some ants that come into contact with the hot liquid.

Do coffee grounds deter slugs?

Caffeine kills slugs and snails. ... Coffee grounds are already recommended as a home remedy for keeping slugs and snails at bay. Grounds repel slugs, Hollingsworth found, but a caffeine solution is much more effective, he says: "Slugs turn back immediately after contacting the [caffeinated soil]."

Do worms like coffee grounds?

Regular composting produces healthy food for your plants, but vermicomposting, or composting kitchen scraps with worms, enriches the compost even more. ... Worms like to eat coffee grounds, but offer them in moderation to keep their home at proper acidity levels.

Will coffee grounds help grass grow?

Coffee grounds encourage microbes to grow in the soil, helping use the nitrogen. The microbes break down the coffee grounds, allowing nitrogen to add even more nutrients to your growing grass plants. ... Use a rake to move the grounds and fertilizer into the soil below the surface to prevent this from happening.