Erysimum linifolium ( Erysimum )

This low-growing, evergreen perennial is mat-forming and woody. Midspring to early fall flowers are lavender blue. Branches are slender. Best grown in U.S.D.A. zones 7 to 9, as this plant is susceptible to cold. Tolerant of poor, alkaline soils and […]

Erysimum kewense ( Variegatum Wallflower )

‘Variegatum’ is an evergreen perennial with an upright form developed by woody branches. The leaves are irregularly cream variegated. Early spring to early summer flowers are fragrant and orange, turning a light purple with age. Hardy in Zones 5 to […]

Erysimum kewense ( Erysimum )

This evergreen perennial has an upright form developed by woody branches. Early spring to early summer flowers are fragrant and orange, turning a light purple with age. Hardy in Zones 5 to 8, this perennial thrives in full sun where […]

Erysimum ( Bowles Mauve Wallflower )

This is a vigorous, shrubby, evergreen perennial. Leaves are gray-green, narrow and lance-shaped. Flowers are mauve and continuous (which seems to literally work the plant to death!) Be prepared to replace plants every few years. A winner in the cottage […]

Eryngium planum ( Silverstone Flat Sea Holly )

From midsummer to early autumn, Eryngium planum bears many rounded umbels, 1/2 to 3/4 inch long, of light blue flowers with spiky, blue-green bracts, to 1 inch long. The basal leaves on this clump-forming, evergreen perennial are toothed, egg-shaped, dark […]

Eryngium planum ( Blue Ribbon Flat Sea Holly )

From midsummer to early autumn, Eryngium planum bears many rounded umbels, 1/2 to 3/4 inch long, of light blue flowers with spiky, blue-green bracts, to 1 inch long. The basal leaves on this clump-forming, evergreen perennial are toothed, egg-shaped, dark […]

Eryngium planum ( Blue Diamond Flat Sea Holly )

From midsummer to early autumn, Eryngium planum bears many rounded umbels, 1/2 to 3/4 inch long, of light blue flowers with spiky, blue-green bracts, to 1 inch long. The basal leaves on this clump-forming, evergreen perennial are toothed, egg-shaped, dark […]