These clump-forming perennials have square stems and paired leaves. Long, tubular flowers flare out into two lips, the upper one narrow and hooded, the lower one broad. Blossoms are clustered in roundish or elongated inflorescences. Easy to grow with good drainage.Scutellaria baicalensis
Native to Siberia, China, and Japan. Stems first spread, then grow upright, forming a clump 1 1/2 ft. tall and wide. Narrowly ovate, medium green leaves. Dense, one-sided clusters of blue-purple, inch-long flowers in summer and fall.
Chartreuse foliage is centrally blushed with red when young; with age, leaves turn mostly red, with a ...
Leaves emerge peachy orange and age through red tones to rosy purple; dark veins and a silvery sheen.
Cornflower blue flowers in dense clusters to 2 in. across on 1–2-ft.-tall stems. Late spring blo...