Fully double, dark blue blooms. Spray-type habit with thick, strong stems capable of supporting the heavy double flowers. Lisianthus has long been used as a cut flower for its exceptional beauty and incredible vase life. Commonly known as a fussy plant, requiring loads of skill, we found that with a little patience and care, you can grow lovely lisianthus of your own. Lisianthus is also known as prairie gentian, Texas bluebell, and showy prairie gentian. Echo Blue is a group 1, best suited for spring harvest. Pelleted Seeds. Ht. 28-34". Avg. 37,100 seeds/oz. Packet: 50 seeds.