A species with a large distribution, which sadly is not as abundant as it used to be. Blue star-like, interesting flowers, in late summer/fall makes it a valuable addition in the garden. After all it is a gentiana relative ;)
Prefers a moist location, but it doesn’t really have to be ‘marshy’.
Images: Swertia perennis
Germination: sown in the fall; cold/moist stratification; germination starts early May.