Gentian clausa Have you ever heard of a flower that never opens? We’ve got one – Closed Gentian. Flowers appear in late summer and early fall. At first glance, they appear to be tightly held flower buds. But you’ll have a long wait for it to open. They remain beautifully closed in an awesome shade […] The post Species Spotlight: Gentian clausa (Bottle Gentian) appeared first on Edge Of The Woods Native Plant Nursery, LLC.