Perennial salvias typically bloom for 4 to 6 weeks in late spring to early summer. If the plants are cut back after flowering, they will often bloom again in late summer. May Night' has a stiff, upright growth habit. Purple Rain' is a Dutch introduction with coarse, arrow-shaped leaves and purple flowers. Snow Hill' produces white flower spikes on plants 16 to 20 inches tall.
Perennial salvias perform best in moist, well-drained soils and full sun.
They have few serious insect or disease problems. They can be propagated by division in the spring. Iowa State University , Ames, Iowa. This information subject to a usage policy .