Futureplants - perennial growers and breeders
Perennial Sunflowers: The Best Varieties for Your Garden
10 Types of Perennial Sunflowers to Grow Year After Year
Perennial Plants for Your Garden
Top 10 Spectacular Rudbeckia Perennial Varieties for Your Garden - TheArches
Best Value Perennial Collection
27 Flowering Perennials that Thrive With Neglect
Two Herbaceous Perennial Varieties Earn AAS Honors - Greenhouse Product News
Greenhouse & Floriculture: New Perennial Varieties - Powerpoint presentation at 2011 Great Ideas Summer Conference
14 Perennials With Yellow Flowers to Fill Your Garden With Color
27 Best Perennial Flowers and Plants - Best Perennials to Plant
New perennial varieties - Greenhouse Management
Eight perennial varieties for the sunny border. May contain Heliopsis, Agastache, Coreopsis, Delpinnium, Dianthus, Poppy, Lychnis, Campanula or others
Sunny Perennial Sampler (1 each of 8 varieties)
How to Plant and Grow Coral Bells
Perennial varieties