Anemone Spring Beauty Pink has fragrant, bubble gum-pink flowers in early spring.

Anigozanthos 'Joe Joe Orange' has tubular orange and yellow flowers for months that look like kangaroo's paws.

Anigozanthos 'Kanga Pink' has tubular pink flowers with creamy-white undertones for months that look like kangaroo's paws.

Anigozanthos 'Kanga Red' has tubular red flowers that look like kangaroo's paws blooming for months.

Antennaria dioica 'Rubra',pink pussytoes, is small, cold hardy ground cover with silver leaves and fuzzy, pink flowers.

Aquilegia vulgaris 'Winky Double Mix' is a columbine mix of double blooming flowers in red, blue, purple, rose, and white.

Aquilegia vulgaris 'Winky Double Mix' is a columbine mix of single flowers in red, blue, purple, rose, and white.

Arachniodes simplicior 'Variegata' is an Indian Holly fern with a yellow streak running down its gorgeous waxy, dark green, evergreen fonds.

Armeria pseudarmeria Dreameria 'Dream Clouds' is a long-blooming sea thrift with spheres of white flowers.

Armeria pseudarmeria Dreameria 'Dreamland' is a sea thrift with spherical heads of bright pink flowers.

Artemisia 'Garden Ghost' is a mounding wormwood with beautiful recurved silver-grey foliage and yellow flowers.

Asclepias curassavica 'Monarch's Banquet' is a tender variegated milkweed with nectar-rich blooms in bright orange-reds all summer long.

Asclepias curassavica 'Monarch's Promise' is a variegated milkweed with blooms in scarlet red and orange all summer and fall.

Asclepias tuberosa 'Blonde Bombshell' is a golden yellow form of this eastern North American butterfly milkweed.

Asclepias verticillata is a rare eastern North American native known as the whorled milkweed.

Asimina 'KSU-Chappell' is said to grow up to twice as fast as other cultivars and produces delicious fruit.

These paw paw (Asimina triloba) plants come from seeds produced by top cultivars.

Asparagus officinalis 'Equinox' is a delicious, all male cultivar bred for its vigour, high yield and uniformity of size. Harvested from year two and onward.

Aster ericoides 'Snow Flurry' is a cold hardy heather aster with masses of late season nectar-rich white flowers.

'Dark Side of the Moon' is a unique Astilbe with dark foliage and purple flowers that bloom in late summer.

Astrantia major 'Ruby Cloud' has large clusters of tiny ruby-red flowers in a dome-shaped flowerhead with colourful bracts.

Astrantia major 'Sparkling Stars Red' forms clumps of palmate foliage topped with intriguing red-maroon and white flowers.

Astrantia major 'Sparkling Stars White' offers palmate foliage topped with intriguing white flowers with hints of green.

Astrantia 'Star of Magic' is a double duty masterwort with variegated foliage and months of deep red-pink flowers.

Astrantia major 'Vanilla Gorilla' is a great masterwort for foliage and flowers with ivory white variegated bluish leaves and contrasting pink umbels.