Looking for a cheap, natural fertilizer? Prepare an espresso with the moka pot. In addition to enjoying its unique taste and the stimulating effect of its caffeine, you’ll also have a precious alternative to classic fertilizers: coffee grounds, which you can keep in a glass or plastic container, once dry, to prevent mould from forming. Let’s find out how to fertilize plants using coffee grounds, to keep them lush and in excellent condition.
Properties of a natural fertilizer for the vegetable patch and garden
If you’ve got green fingers, it’s time to put your coffee grounds to good use. They are a valid resource for taking care of your garden because they contain a series of substances capable of nourishing the soil, including minerals such as:
Coffee: a natural pesticide
Another admirable property of coffee is its repellent ability. In fact, it is so effective at warding off insects, snails and other small creatures that it is considered an excellent natural pesticide, perfect for organic cultivations.
So, to protect your plants without using harmless, polluting chemical products, all you have to do is sprinkle some coffee powder round the plant, so creating an unsurmountable barrier for worms and insects.
Which plants can be fertilized using coffee grounds?
Plants that need an acidic or slightly acidic soil are the ones that benefit most from the nutritional intake provided by coffee grounds. Simply spread them onto the earth in the pots.
Here is a list of flowers and ornamental plants that you can enrich using this natural fertilizer:
- Hydrangea. Did you know that adding coffee grounds to the topsoil gives its flowers a beautiful bright blue colour?
- Arum lily.
Coffee grounds for fertilizing the vegetable garden
Not just flowers and plants: coffee grounds are also useful natural fertilizers for those who have a small vegetable patch in their garden. Simply add them to the topsoil around the plants.
Vegetables and fruit trees can also get a kick out of coffee grounds, especially if ash or lime is added to obtain a more complete fertilizer. Here is a list of the kinds of fruit, vegetables and herbs that are suitable for fertilization with coffee grounds:
- Parsley, dill, pepper, basil, garlic.
- Raspberries, cranberries, blackberries.
- Tomatoes, apples, melons.
- Cucumbers, corn, pumpkins, courgettes, aubergines.
- Potatoes and sweet potatoes, carrots, radishes, turnips, rhubarb.
Liquid fertilizer made with coffee grounds
The coffee grounds left over when preparing an espresso can also be used to make a liquid fertilizer, perfect for nourishing leaves. The procedure is simple:
- Take 2 cups of coffee grounds.
- Place them into a bucket of water.
- Leave to infuse for at least 24 hours.
Is gardening your favourite hobby? Now that you know how to fertilize plants with coffee grounds, it’s time to find out how to cultivate a coffee plant at home with our guide: you’ll soon see, it’s easier than you might think!