Perennials

Aquilegia canadensis

Aralia cordata 'Sun King'

Arenaria montana 'Blizzard Compact'

Armeria maritima 'Bloodstone'

Armeria maritima 'Rubrifolia'

Artemisia schmidtiana 'Nana or Silver Mound'

Proven Winners Perennials

Aruncus 'Chantilly Lace'

Aruncus dioicus

Asclepias incarnata

Asclepias incarnata 'Cinderella'

Asclepias incarnata 'Ice Ballet'

Asclepias syriaca

Aster ericoides 'Snow Flurry'

Aster Kickin® 'Carmine Red'

Aster Kickin® 'Lilac Blue'

Aster laevis 'Bluebird'

Aster novae-angeliae 'Grape Crush'

Aster novae-angeliae 'Purple Dome'

Aster novi-belgii 'Alert'

Aster tartaricus 'Jindai'

Astilbe 'Moccachino'

Astilbe arendsii 'Fanal'

Astilbe arendsii 'Weisse Gloria'

Astilbe chinensis 'Black Pearls'