Semi-evergreen perennial that forms clumps. Leaves are narrow and linear reaching 5 inches. Erect stems bear star-shaped, violet-blue flowers with yellow throats. Blooms in summer. Will self-seed freely. Ideal in rock garden or gravel planting.
Sisyrinchium idahoense ( May Snow California Blue-Eyed Grass )
Semi-evergreen perennial that forms clumps. Leaves are narrow and linear reaching 5 inches. Erect stems bear star-shaped, white flowers with yellow throats. Blooms in summer. Will self-seed freely. Ideal in rock garden or gravel planting.
Sisyrinchium idahoense ( Album California Blue-Eyed Grass )
Semi-evergreen perennial that forms clumps. Leaves are narrow and linear reaching 5 inches. Erect stems bear star-shaped, white flowers with yellow throats. Blooms in summer. Will self-seed freely. Ideal in rock garden or gravel planting.
Sisyrinchium californicum ( Golden-Eyed Grass )
(Plant width:6 inches) (Plant height:24 inches) Semi-evergreen perennial that is short-lived. Leaves are sword-shaped and grayish green. Winged stems bear star-shaped, bright yellow flowers with dark veins. Blooms in summer. Will self-seed freely.
Sisyrinchium boreale ( Golden-Eyed Grass )
(Plant width:6 inches) (Plant height:24 inches) Semi-evergreen perennial that is short-lived. Leaves are sword-shaped and grayish green. Winged stems bear star-shaped, bright yellow flowers with dark veins. Blooms in summer. Will self-seed freely.
Sisyrinchium bermudiana ( Blue-Eyed Grass )
Rhizomatous, clump-forming, semi-evergreen perennial grass ideal for rock or desert gardens. Leaves are linear. Upright stems bear iris-like, blue flowers with yellow throats. Blooms in summer.
Sisyrinchium angustifolium ( Blue-Eyed Grass )
Rhizomatous, clump-forming, semi-evergreen perennial grass ideal for rock or desert gardens. Leaves are linear. Upright stems bear iris-like, blue flowers with yellow throats. Blooms in summer.
Sisyrinchium ( North Star Sisyrinchium )
Semi-evergreen perennial that forms clumps. Leaves are narrow and linear reaching 16 inches. Erect stems bear continual star-shaped, white flowers with yellow throats through summer. Ideal in rock garden or gravel planting.
Sinowilsonia henryi ( Sinowilsonia )
(Plant height:25 feet) Small tree or spreading shrub ideal in a shrub border or woodland garden. Leaves are oval to elliptic, toothed, and bristly. Catkin-like racemes of green flowers bloom in spring followed by woody fruit.
Sinojackia rehderiana ( Sinojackia )
(Plant width:15 feet) (Plant height:15 feet) Bushy shrub or spreading tree ideal in a woodland garden amongst other shrubs and trees. Leaves are dark green, elliptic to oval, and shiny. Star-shaped, pendent white flowers with yellow stamens bloom in late […]