Comfrey. Comfrey’s not just great for honeybees, but it also attracts pollinators like bumblebees. These vigorous plants can also be used to make comfrey feed and comfrey ointment. It really is the organic gardener’s best friend. Its leaves are full of nitrogen, phosphorus and potassium – all nutrients needed by growing plants. Master the use of comfrey and you’ll never need to buy expensive fertilizer again.
Comfrey grows in parts of Europe, Asia, and North America. It can grow up to 5 feet tall. It produces clusters of purple, blue, and white flowers, and it’s famous for its long, slender leaves and black-skinned roots.