Clump-forming plants to about1 1/2 ft. high (in bloom) and 1 1/2–2 ft. wide; spread by rhizomes(and by aboveground runners, inthe case of T. cordifolia). Leavesarise directly from rhizomes; they are evergreen but maychange color in autumn. Selectionswith year-round colorfulfoliage are becoming popular;look for new introductions inaddition to those describedbelow. Narrow, erect flowerstems carry many small whiteor pink flowers. Useful in shadyrock gardens; make prettygroundcovers but will not bearfoot traffic.
Many of the choicest foamflowersare of uncertain origin.‘Cygnet’ has star-shaped leaveswith purple markings along theveins; its white flowers openfrom pink buds. In ‘Mint Chocolate’,deeply lobed leaves havea central zone of deep brownishpurple; flowers are pinkishwhite. ‘Neon Lights’ has large,deeply cut leaves with wide,black centers and bright greenedges. ‘Pink Skyrocket’ haslarge, fragrant, light pink flowersand deeply cut leaves with asmall black center; leaves turnalmost black in winter.Tiarella trifoliata unifoliata
Native fromAlaska to Northern California,east to the Rocky Mountains.Dark green leaves divided intothree tooth-edged leaflets. Tinywhite flowers on 1 1/2-ft. stalksare followed by little fruits thatlook like sugar scoops.
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