Most cover crops are a fall affair. Planting seed like crimson clover or rye can be depressing because it means winter will soon sequester the barren land for three months. Still, not all cover crops need the fall fixture for optimum growth. Buckwheat, also known as the "phosphorous pump", is a beautiful and beneficial addition to a summer garden. Buckwheat is unique in its ability to mine phosphorous from the soil into its roots. … [Read more...] about Buckwheat: The Phosphorous Philanthropist