Pasque Flower (Pulsatilla vulgaris). Hardy, spring-flowering, herbaceous perennial Description: Bears striking deep royal purple to pale purple or rarely white flowers followed by silvery plumed seed-heads in early summer Habit: Grows to 12 inches high and wide, forming a mound of soft, velvety foliage Culture: Prefers full sun to partial shade and humus-rich, moist but well-drained garden loam Hardiness: USDA Zones 4 through 8 Origin: Europe Attributes: Ornamental seedheads Jefferson Documented This... - Pasque Flower (Pulsatilla vulgaris).
Garden Thyme (Thymus vulgaris). Hardy evergreen, low growing herb Description: Bright purple to white flowers, borne in the leaf axils; cover the plant in late spring; aromatic foliage Habit: Spreading, mat-forming plant grows to 1 foot high and 3 feet or more w... - Garden Thyme (Thymus vulgaris).
Nora Barlow Columbine (Aquilegia vulgaris cv.). Hardy, late spring-flowering perennial Description: Rosy pink and white double flowers; delicate, blue-green foliage forms an attractive mound Habit: Grows 2-3' tall and 1-2' wide Culture: Prefers full sun to part shade and rich, mo... - Nora Barlow Columbine (Aquilegia vulgaris cv.).
Snail Flower (Vigna caracalla). Tender late-summer to fall flowering vineDescription: Clusters of highly fragrant, white and purple flowers flushed with creamy yellow. Buds resemble a corkscrew or snail.Habit: Vines grow to 20 feet in summer or year-round in a greenhouse.Cult... - Snail Flower (Vigna caracalla).
Cardinal Flower (Lobelia cardinalis). Hardy, North American perennial Description: Brilliant scarlet-red flowers in summer to early autumn Habit: Flower spikes grow to 2-4 feet high from evergreen, 12-inch wide basal clumps of dark, glossy green foliage Culture: This sp... - Cardinal Flower (Lobelia cardinalis).
Blanket Flower (Gaillardia aristata). Description: Hardy herbaceous North American perennial - Yellow ray florets are sometimes tinged red at the base; and reddish-orange central disk florets. Blooms summer through autumn Habit: Grows 2 to 3 feet high and wide. Erect but spreading habit ... - Blanket Flower (Gaillardia aristata).
Blue Mist Flower (Conoclinium coelestinum). Late summer flowering, North American perennial Description: Deep blue, mist-like flowers in late summer and autumn; attractive burgundy stems Habit: Plants grow to 3 feet high and 4-5 feet wide; spreads by underground runners Culture: Pr... - Blue Mist Flower (Conoclinium coelestinum).