Glaucous blue leaves and a strong upright form create a formal appearance that's softened only by its delicate seed heads. Tolerates a wide range of soil.  Tray Size: 72 plants  Common Name: Switch grass  USDA Hardiness...

1992 Perennial Plant of the Year. One of the brightest performers of the summer garden. The dark-green foliage and creamy-yellow flowers intensify any perennial border.  Tray Size: 72 plants  Common Name: Tickseed  USDA...

1993 Perennial Plant of the Year. This clumping perennial is known for outstanding rich green foliage and long bloom time - early summer to late fall. Great in borders and rock gardens and prefers not to be kept too wet. The tubular, violet blue flowers...

1995 Perennial Plant of the Year. Talc-white stems and pewter-blue foliage are adorned with branched sprays of lavender flowers.  Tray Size: 72 plants  Common Name: Russian sage  USDA Hardiness Zone: 4 - 9  Mature...

1996 Perennial Plant of the Year. Small, white, trumpet-shaped flowers with red stamens top garnet-red foliage.  Tray Size: 72 plants  Common Name: Beard tongue  USDA Hardiness Zone: 4 - 9  Mature Height: 30...

2000 Perennial Plant of the Year. 'Butterfly Blue' got its name for a reason - gorgeous 2 inch lavender blue flowers bring the butterflies to gardens and containers. Reaches 12 to 18 inches at maturity. Mounds of foliage are blanketed with long-blooming...

2001 Perennial Plant of the Year. Versatile, attractive and care-free ornamental grass. Deep-green, lustrous foliage in early spring, lasts all the way to winter. Upright clump with feathery plumes. Moist, well-draining soil.  Tray Size: 38...

2007 Perennial Plant of the Year. Soft mounds of gray-green foliage support loose spikes of lavender-blue flowers from late spring to summer.  Tray Size: 72 plants  Common Name: Catmint  USDA Hardiness Zone: 3 -...