Description
Comfrey (Symphytum officinale) is a perennial herb that forms a broad clump of large leaves up to 10 inches long. Deep roots support vigorous regrowth, and the foliage is commonly cut for garden mulch. Plants spread by rhizomes. Flowers attract pollinators.
Cold Hardiness Zone: 3
Stratification Required: 1 to 2 months cold
Mature Size: 2 to 3 ft tall
