Perennial zones 6-11. All other zones, bulbs need to be lifted and brought indoors for winter. This 3-4 foot beauty is attractive to bees and butterflies. Blooms june and july. Likes full sun or partial shade. Great in bouquet of cut flowers and has a long vase life. Seeds can be started indoors in winter to be transplanted outdoors in spring or can be sown directly into the ground in spring and summer. Due to the many varying conditions regarding germination (soil, temperature, light, buyer's experience and knowledge).