GENTIAN SPEEDWELL 'BLUE STREAK'
An elegant blue perennial with upright spikes of blue veined flowers that can become dense enough to almost be mat forming. Perfect for full sun to partially shady spots in the garden, and also works well as a cut flower. This variety has an RHS Award of Garden Merit.
Type: Hardy perennial
Hardiness zones: 3-7
Location: Sun or part shade
Seeds per pack: 15
Germination: Tightly press the small seeds onto the surface of a sterile seed-start mix. Do not bury the seeds as they require light for germination. Keep the seed in constant moisture (not wet) with temperatures of about 20°C (68°F).