Giant profusion of white flowers from late May to June
Size: 7-8’ x 5’ Care: full sun in well-drained soil Native: Caucasus
First collected before 1863. ”This is a stately and noble plant, with large heart shaped leaves. The loose flower-heads, which are often 6 feet in height, and nearly as much through, are composed of myriads of small white flowers, which at a distance may be likened to a giant specimen of Gypsophila; it blooms during June and July.” H.H. Thomas 1915.
Size: 36” x 12” Care: Sun, well-drained soil Native: Southern Europe
Both the Latin and common names are related to flax. Linaria comes from “linum” which is Greek for “flax” and toadflax includes the word “flax.” The leaves of Linaria purpurea resemble flax leaves. According to 17th century English herbalist, John Parkinson, the plant “causes one to make water.” Grown by Tradescant the Elder, 1634. American garden cultivation since 1800’s.
Amsonia hubrichtii Thread leaf amsonia Z 5-8
Blue spring flowers, feathery green summer foliage and golden fall color
Amsonia hubrichtii Thread leaf amsonia Z 5-8
An erect, clump-forming plant that is primarily grown for its blue spring flowers, feathery green summer foliage and golden fall color. Powdery blue, 1/2″ star-like flowers appear in late spring atop stems rising to 3′ tall.
Size: 2-3’ x 2-3’ Care: full sun to part shade in well-drained soil Native: Ouachita Mountains in central Arkansas.
First recorded in the 1770s as A. angustifolia, but later named Hubricht’s Amsonia, after Leslie Hubricht, an American biologist who re-discovered it in the 1940s.
Tanacetum niveum Silver tansy, Snow tansy Z 5-9
Profusion of small classic daisies May-July atop fragrant silver foliage