Garden Flowers Amethyst Sea Holly, Alpine Eryngo, Alpine Sea Holly (Eryngium) care, characteristics and Photo

Garden Design Master Class

Characteristics Garden Flowers Amethyst Sea Holly, Alpine Eryngo, Alpine Sea Holly. Method of cultivation non seedlings. Fragrant flower no fragrance. Flower size middle. Light needs full sun. Height of plant (cm) 70-100 cm. Landscape use dried flowers, flowerbed, specimen, border, rock garden. Not poisonous plant. Water needs low, moderate. Type of stem erect. Timing of flowering august, july. Flower color lilac, purple, light blue. Shelter in winter shelter is not required. Neutral soil. Cold hardiness zone 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C), 9 (-7 to -1°C). Frost resistance. Lifetime perennial. Sandy loam soil, loamy soil.