Native to eastern North America. Bushy, leafy clumps grow 2 to 4 ft. high with an initial width of about 1 1/2 ft.; after that, they spread rapidly at edges but are not really invasive. Dark green, 4- to 6-in.-long leaves have a strong, pleasant odor like a blend of mint and basil. In summer, upright stems are topped by tight clusters of long-tubed flowers much visited by hummingbirds. Divide every 3 or 4 years. Not long lived in areas with warm winters and long, hot summers.
Basic species has scarlet flowers surrounded by reddish bracts. All bloom over long period of 2 months or more when spent flowers are removed. Don’t let soil dry out.
All squills have bell-shaped or starlike flowers that come on leafless stems that rise from modest clu...
To 4–10 in. high, 8 in. wide. Leaves similar to those of polyanthus primrose. Evergreen in milder clim...
Smaller than the species, this deciduous shrub grows 6–10 ft. high and a not quite as wide.&ndash