You can put them to work. You can use this concoction as a liquid fertilizer for garden and container plants. In addition to using coffee grounds in your worm bin, earthworms in your soil will also be more attracted to your garden when you use them mixed with the soil as fertilizer.
Nitrogen and potassium are two huge nutrients in used coffee grounds, Marino says. Because of this, it s very hard to know exactly what plants will thrive with coffee grounds and which ones won t. The last piece of the puzzle is knowing how exactly Read more
It also makes a great foliar feed you can spray directly on the leaves and stems of your plants. You can scratch it into the top couple inches of soil, or just sprinkle the grounds on top and leave it alone. Worms love coffee grounds.