Salvia sylvestris ‘May Night’ (May Night Sage) blooms prolifically with deep purple-blue flowers. It is an outstanding perennial with excellent cold hardiness, vigor, and toleran...

Nepeta 'Select Blue' (Select Blue Catmint) is a fantastic xeric perennial with dramatic lavender-blue flowers and handsome gray-green foliage. A recurrent bloomer, the first flush of...

Agastache Kudos Mandarin (Hummingbird Mint or Hyssop) has showy, bright-orange flowers on short flower spikes which are highly attractive to hummingbirds. Its compact size and bushy ...

Penstemon Red Rocks (Beardtongue) is a superb hybrid variety that blooms most of the summer with large rose-pink flowers. The plants are vigorous and have attractive glossy green fol...

Pikes Peak Purple is a superb hybrid variety that blooms most of the summer with large concord grape-purple flowers. The plants are vigorous and have attractive glossy green foliage....

Achillea New Vintage™Violet (New Vintage™Violet Yarrow) is a compact, long-blooming yarrow cultivar with long lasting, eye-popping violet-magenta flowers....

Agastache Kudos Ambrosia (Hummingbird Mint Hyssop) is a compact-growing Agastache hybrid, with long-blooming flower spikes in a delightful changing color mix of creamy coconut, pale ...

Golden Fleece is a small growing goldenrod with sprays of arching golden-yellow flower spikes in late summer. A strong but compact plant, it is a great companion planted in front of ...

New Vintage™ Red Yarrow (Achillea millefolium) adds bright jewel-tone reds to the garden palette from late spring through summer. This ruby red Yarrow is a compact, drought toleran...

15-18" tall x 12-18" wide. Geranium 'Johnson's Blue' is a beautiful, durable, perennial geranium with large, true blue flowers blooming from late spring into mid-summer. Drought re...

Walker's Deep Blue Catmint (Nepeta) is just like 'Walker's Low'--long blooming and easily grown--but with noticeably darker blue flowers....

Rotkugel is one of the very best ornamental oreganos that blooms in mid-to late summer with a profusion of flower heads filled with small bright pink flowers. A fantastic perennial...

Blue Cushion English Lavender (Lavandula angustifolia 'Blue Cushion' or Lavandula angustifolia Schola) is a profuse bloomer from late spring to late summer. Blue Cushion forms a comp...

Hidcote Blue Lavender (Lavandula angustifolia Hidcote Blue) is an improved strain of Hidcote English Lavender with darkly colored lavender-blue flower spikes in late spring. Compact ...

A showy display of bright yellow flower clusters in late summer to early fall distinguishes Giant Sulphur Buckwheat (Eriogonum umbellatum) from all others. This durable, drought tole...

Huge, flat-topped flower clusters create a dome of bright yellow color over the large attractive gray-green leaves of 'Little Rascal' Buckwheat (Eriogonum allenii). Blooming througho...

An improved form of Penstemon, Pristine™ Pink (Penstemon barbatus) blooms for a long time in mid-summer, with glossy foliage that offers lasting texture. Medium-tall spikes of brig...

‘Korean Zest’ Agastache (Agastache rugosa), with its refreshing mint scented flowers and foliage, blooms all season and attracts an amazing number of bees and butterflies to its ...

Whiskers Deep Rose Appleblossom Grass (Gaura lindheimeri Whiskers Deep Rose PP26,399) is a compact variety selected for its deep pink flowers and attractive burgundy foliage. Long bl...

Arrowleaf Buckwheat (Eriogonum compositum) is a lovely Sulphur Buckwheat with large, showy clusters of creamy white or light yellow flowers and low-growing rosette of large heart-sha...

Prairie Blazing Star is the most drought tolerant of the genus and blooms in late summer with showy lavender-pink flower spikes. The roots have been documented to grow to depths of 1...