Any coffee drinker will likely throw away a filter full of coffee grounds each day. But, to gardeners these old grounds are very useful in the vegetable plot, flower bed or landscape. Some may remember family members throwing coffee grounds around roses or azaleas. Besides improving acidity for plants like these, coffee grounds are useful against pests and as soil amendments. If you don't drink coffee or need more grounds than your family can produce, many Starbucks coffee shops will give away used coffee grounds to gardeners. Check your local franchise for details.

This article was written by Catherine Mezensky, the Baltimore Gardening Examiner, for To read the full article, please visit Four uses for coffee grounds in the home garden.