Martha Stewart Living, June 2006
5- to 6-inch-tall plant yields blue-green heart-shaped leaves 'Hadspen Blue'
Rich, intense silver-blue foliage with a pewter cast Morning Light'
Yellow with green edges on thick, substantial leaves 'Lemon Lime'
Wavy, lancelike; pure-yellow to yellow-green leaves 'Fragrant Bouquet'
Glossy foliage with yellow edges; fragrant flowers 'Blue Mammoth'
Up to 4 feet across; blue-green, puckered foliage 'Sum and Substance'
Long a favorite; up to 5 feet across; brilliant chartreuse
Mounding plant with glossy dark-green leaves
Medium-green leaves; often with large streak