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Gentianella ottonis
Family:Gentianaceae
Native
Some ornamental value (B)
Height: 30 cm.
USDA Hardiness Zone 7, even 6b. The plant tolerates low temperatures (-15° C even -20° C), it can be covered by snow for months (1 - 8 months). Humid areas, with almost constant rainfall. Short dry periods are possible (generally not longer than 1 month). The plant grows in water or it has its roots within a permanent water course. This corresponds to marshes, bogs, water courses, lake and river shores. Fully exposed to the sun. Level areas or slopes facing north. Some shadow. Some protection against direct sunlight, some shadow from vegetation, filtering about 20 - 40 % of light.
Perennial White, 5 petals Blue, 5 petals
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Seeds packet:



packetUS$ 4This item/quantity is temporarily out of stock.
One packet contains at least 60 seeds.