Herbaceous perennial that forms a low-growing clump. Foliage is kidney-shaped, lobed, toothed, leathery and dark green. Spike-like racemes of bell-shaped blue flowers bloom in spring. Excellent...

Evergreen perennial that forms a low-growing clump. Foliage is round to heart-shaped, dark green above and light green beneath. Bell-shaped short racemes of blue, pink, or white flowers bloom i...

Syringa afghanica is a graceful, large deciduous shrub. Growth habit is spreading and open. Shoots are purplish-brown. Leaves are pinnate, with 3 to 9 slender elliptic, deep green leaflets. Spr...

Corm-producing perennial with basal, oblong leaves to 6 inches long. Hooded flowers in yellowish violet, or bluish lavender to purple with orange marks are borne on unbranched stems in spring....

Sturdy perennial with blueish stems that are hairy when yound. Leaves are palmate, round, hairy, and shaped like umbrellas when young, opening up when mature and fading to grayish green. Insign...

Vigorous, clumping perennial with upright stems and coarse, hairy, dark green leaves up to 10 inches long. Bears forked cymes of violet, pink or yellow flowers. Variegatum is a sterile cultivar...

This is a vigorous, spreading perennial with upright stems and coarse, bristly, dark green, basal leaves, up to 14 inches long. Bears forked cymes of small, bluish-purple flowers, which open fr...

Symplocos paniculata is a large shrub or small tree. The bark on mature specimens has gray ridges and dark fissures. Growth habit is spreading, and low branching. Foliage is dark green, with no...

Goldsmith is a vigorous, rhizomatous, spreading perennial with upright stems and coarse, hairy, dark green leaves with creamy-gold margins, up to 10 inches long. Bears forked cymes of light blu...

Vigorous, rhizomatous, clumping perennial with rosettes of coarse, hairy, grayish-green leaves up to 10 inches long. Bears forked cymes of drooping, rich blue flowers throughout summer. Eminenc...