Highly recommended as a companion plant for orchards. We scythe and gather up the leaves for mulch, or to add to compost piles or compost teas—it is rich in silica, nitrogen, magnesium, calcium, potassium and iron. Clusters of bell-like magenta-purple flowers dangle above the deep green bristled foliage. Russian comfrey is thought to have a higher pyrrolizidine alkaloid content than the species. S. officinale is preferred for making herbal medicines.
Easy-to-grow vigorous plant demands space and if the roots are disturbed can be very invasive; be careful where you plant it and control with regular harvest. Plant 24" apart in well-drained soil, sun or shade. Z3. Maine Grown. (bare-root crowns)
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