Type: Strawberry Tree 'Compacta'
Arbutus unedo 'Compacta'
Type: Pink Seathrift
Armeria maritima 'Splendens'
Type: Black Chokeberry
Aronia melanocarpa 'Lowberry Little Helpers'
Type: Wormwood 'Powis Castle'
Artemisia 'Powis Castle'
Type: Hart's Tongue Fern
Asplenium scolopendrium
Type: Narrow-Leaved Hart's Tongue Fern
Asplenium scolopendrium 'Angustatum'
Type: Michaelmas Daisy
Aster alpha 'Dark Purple Launch'
Type: White Flowered Alpine Daisy
Aster alpha 'White'
Type: Aster 'Little Carlow'
Aster cord. 'Little Carlow'
Type: New England Aster
Aster novae-angliae 'Barr's Blue'
Type: Michaelmas Daisy 'Patricia Ballard'
Aster novi-belgii 'Patricia Ballard'
Type: Monch Aster
Aster x frikartii 'Monch'
Type: False Goat's Beard 'Europa'
Astilbe 'Europa'
Type: False Goat's Beard 'Irrlicht'
