Great Solomon's Seal
Scientific Name: Polygonatum biflorum var. commutatum (J.A. & J.H. Schultes) Morong
Synonym: Convallaria commutata, Polygonatum canaliculatum, Polygonatum commutatum
Family: Convallariaceae
Sunset®: 1-7,15-17
USDA: 3-8
Sun Exposure: Light shade to shade
Origin: Eastern North America, in moist woodlands
Growth Habits: Herbaceous perennial, 2 to 6 feet tall (60-180 cm), 18 to 24 inches spread (45-60 cm)
Flowers: Greenish flowers
Watering Needs: Frequent water, moist air, tolerates wet soils
Propagation: Spreads by rhizomes, division of rhizome in spring, seeds
Polygonatum commutatum flowers, Robert H. Mohlenbrock. USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species.
The rhizomes are edible, starchy.
Polygonatum commutatum, Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 1: 521.
Blooming Habits:
Greenish white, bell-shaped, 0.6 to 1.2 inches long (1.5-3 cm), usually borne in more than 2s below arching stems, in May and June. The fruits are blue-black berries ripening in the fall, up to 0.6 inch (1.5 cm) in diameter. The berries are slightly toxic.
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