Coffee Grounds in the Garden
...ng coffee grounds in the garden: Coffee grounds should be composted before used as a soil amendment but can be used fresh as a mulch. Fresh grounds are phytotoxic, so keep them away from direct contact with roots. Coffee grounds will not necessarily make your soil more acidic. Don’t use coffee grounds where you are starting seeds. Despite rumors, coffee grounds do not repel pests. Let coffee grounds cool before adding to compost bin so you don’t k...