Perennial

A vigorous hardy perennial, growing to 1 m (3 ft.) in height. It has branched stems, lance late, finely toothed...

A mat-forming hardy succulent, it has blue-green, rounded leaves with pointed spiny tips, arranged in rosettes. Erect, hairy stems, to...

A strong-smelling perennial on a stout, knotted rhizome, 40-80 cm (16-32 in) n height, it has ovate to lance late...

A clump-forming, hardy perennial, to 38 cm (15 in) tall, it is semi-evergreen (does not keep all its leaves in...

A spreading, hardy perennial, on a creeping rhizomatous rootstock, 60-90 cm (2-3 ft.) tall, it has bright-green, fleshy, ovate to...

A small highly aromatic shrub, growing to about 60 cm (2 ft.), it has silvery-grey, finely divided, woolly foliage and...

A hardy perennial, growing up to 1.2 m (4 ft.), with large, pale-green, oblong to lance late leaves, and large...

A large hardy perennial, to 2 m (6 fat), on a thick rhizome, with a basal clump of palmate lobed...

A large, monoecism, deciduous tree, growing up to 25 m (82 ft.) in height. It has wide spreading branches, rugged...

A hardy perennial, growing to 30 cm (12 in), it has hairy stems and dark green leaves, blotched with creamy-white...