Sorghastrum nutans ( Wood Grass )

Perennial grass that slowly spreads and forms loose clumps. Stems are upright with arching, linear, glaucus leaves. Slim, terminal panicles of golden brown spikelets bloom from summer to fall. Good mixed border plant.

Sorghastrum avenaceum ( Wood Grass )

Perennial grass that slowly spreads and forms loose clumps. Stems are upright with arching, linear, glaucus leaves. Slim, terminal panicles of golden brown spikelets bloom from summer to fall. Good mixed border plant.

Sorbus x thuringiaca ( Fastigiata Sorbus )

Compact and upright tree maturing to a broadly conical shape. Leaves are oval to elliptic, dark green, shiny, lobed, and have separate leaflets at the bases. Corymbs of white flowers bloom in late spring followed by red berries.

Sorbus vilmorinii ( Ash )

Spreading shrub or small tree with arching habit. Leaves are pinnate and made up of shiny, dark green leaflets. Corymbs of white flowers bloom in late spring and early summer followed by red berries.

Sorbus thuringiaca ( Turin Mountain Ash )

Habit is broad, conical, compact, to 50 feet tall and 25 feet wide. Leaves are elliptic to ovate, shiny, deep green, deeply lobed, to 6 inches long. White flowers are borne in corymbs to 5 inches wide, followed by brilliant […]

Sorbus thibetica ( John Mitchell Ash )

Broad and conical tree with dark green leaves. Leaves broad and round, white and hairy on top when young, hairy beneath when mature. Corymbs of white flowers bloom in late spring and early summer followed by green berries that turn […]

Sorbus scopulina of gardens ( Rowan )

Broad and conical, dense and upright tree that matures to a conical habit. Dark green leaves turn red or yellow in the fall. Leaves are lance-shaped to elliptic and made up of toothed leaflets. Corymbs of white flowers bloom in […]

Sorbus scalaris ( Sorbus )

Tree with a spreading habit. Leaves are pinnate and made up of narrow and oblong, dark green leaflets that turn red and purple in late fall. Corymbs of white flowers bloom in late spring and early summer followed by red […]