Polygonatum (Salomon's Seal)
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Salomon's Seal have a perennial, rhizomatous root system from which arise annual flower stalk in spring. Most are excellent ground covering plants for cool, moist, and (partially) shaded spots in any leafy soil. Most species have white (few species rose and violet) pendulous flowers which are followed by decorative bluish-green to black berries in late summer. Sow seed preferably in autumn in any rich, well drained soil. Keep pots in a sheltered and shaded spot outside for winter. The first leaves sometimes do not show before spring of the second year. Transplant fleshy rhizomes in autumn or as soon as plants go dormant. All are USDA Climate Zone 6. 10 seeds per package. |
Articles
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Polygonatum canaliculatum (Giant Salomon's Seal)100 (150)cm, Giant Salomon's Seal is an impressively tall North American species with elongated ovoid, bright green leaves on long arching stems with whitish green flowers followed by decorative blackish blue fruits in late summer. For any humus rich, well drained soil in a sunny to partially shaded spot. IV-V. |
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Polygonatum cyrtonema (Chinese Giant Salomon's Seal)60 (120)cm, Chinese Giant Salomon's Seal is a rarely cultivated, most ornamental herbaceous, rhizomatous perennial with glossy, elliptic to oblong-lanceolate, rarely falcate leaves on very tall stems and small pendulous yellowish green flowers followed by black berries in late summer and autumn. Native of woods and shaded slopes in China. For any rich, well drained soil in a sunny to partially shaded spot. VI-VII. |
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Polygonatum multiflorum60 (80)cm, larger Polygonatum from moist, open woods across Central Europe. Plenty of nice bluish green berries in late summer and autumn. III-IV. |
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Polygonatum polyanthemum (Asian Salomon's Seal)35 (50)cm, Asian Salomon's Seal is an ornamental herbaceous Asian species with arching stems, greenish-white pendulous flowers and broad oval, slightly glossy leaves. For any humus rich, well drained soil in a sunny spot to partial shade. V-VI. |
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Polygonatum verticillatum (Whorl Leafed Salomon's Seal)40 (60)cm, Whorl Leafed Salomon's Seal is native of mountain woods across Europe (Alps and Pyrenees). Makes whorls (=arranged in a circle, name !) of very narrow leaves, and little clusters of small, greenish white flowers followed by ornamental red berries. V-VI. |
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Polygonatum verticillatum cv. "Rubrum" (Rose Red Salomon's Seal)50 (100)cm, Rose Red Salomon's Seal differs from the species in its unusual pale rosy-red flowers. A showy herbaceous perennial with leaf whorls on upright stems and ornamental red berries in late summer and autumn. Easily grown in any rich, well drained soil in a sunny to partially shaded spot. V-VI. |
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