From North America. All are grown for clusters of five-petaled flowers like little hollyhocks (Alcea). The plants described here range from erect to sprawling; leaves are typically dark green, roundish to kidney-shaped, about 3 in. across. Basal leaves are shallowly lobed, stem leaves more deeply cut.Sidalcea hybrids
Most gardensidalceas are hybrids betweenS. candida and S. malviflora.They form clumps to about 2 ft.wide and bear 1 1/2–2-in. flowers;bloom all summer if deadheaded.Choices include 2–3-ft.‘Brilliant’, with carmine-red flowers;3-ft. ‘Elsie Heugh’, withfringed pale pink flowers; 2–3-ft.‘Party Girl’ (deep pink); and2–3-ft. ‘Rosanna’, with rose-coloredflowers.
Native to Europe. Coarse,rather weedy garden plant to3 ft. high and 2 ft. wide, withfinely divided, br...
From Europe and NorthAfrica. Upright to 75–100 ft.tall, 50–100 ft. wide. Yellowishbrown bark. Narrow, ...
Native to Japan. Slowlyforms a mound 4–6 in. high, 1–1 1/2 ft. wide. Blue-gray, slightlytoothed leaves...