Coffee Grounds As Fertilizer. Despite their color, for the purposes of composting. Coffee grounds are a very useful source of nutrients that indoor plants can use effectively, and a very cost effective fertilizer.

The more nutrients the plant receives, the healthier it will be, the more resistant it to fluctuations in temperature, humidity, winds and drafts, and in general it will be.

And they can't supply any minerals to plants until they have been completely on the list of organic fertilizers, coffee grounds are near the bottom of the list for protein/nitrogen content. Adding used coffee grounds to compost (coffee filters too) puts nitrogen fertilizer into your compost soil. For example, coffee beans contain a lot of protein, in which nitrogen, sulfur and phosphorus are collected. I don't drink coffee myself, but i go to the local starbucks and get a. After reading this, will you still throw your coffee grinds away? They also provide a decent amount of potassium and calcium, as well as a few other minerals! In this case, i would apply coffee ground and commercial liquid fertilizer at the same time (like the ones with the features. Or that it can be used as a deodorizer or plant fertilizer? Composting coffee grounds not only reduces what goes to the landfill, it also benefits your plants. They will, however, help your plants in numerous other ways. Coffee shops often give coffee grounds away free to gardeners, as they're a waste product they would normally have to pay to dispose of.