Deep blue flowers in late summer, grow in sun or some lite shade. Grows 12 inches tall. A beautiful rock garden and border plant that also produces excellent cutflowers with a long vaselife. They are not as demanding to grow as some of other Gentians, as long as it is well-drained and not alkaline.
Zones 4-8. Sow into a pot and put in a large clear ziplock bag and keep outdoors in late summer in sheltered location out of direct afternoon sun exposure, germination in the spring and early summer or use 2-4 weeks at 68ºF, 4-6 months at 21ºF, move to 53ºF for germination. Surface sow seeds, bright light needed for best results. Or soak seeds in GA3 (0,2%) for 48 hours, 3 weeks at 68° F.
100 seeds.
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