Anemonella thalictroides 'Shoaf's Double Pink' is a spring jewel that bloom for months.

Anemone 'Lucky Charm' has bright pink flowers with a pale halo of white and young foliage in purple shades.

Anemone Puff 'Pink' is a compact Japanese anemone with amazing rosy-pink pompon flowers.

Anemone Satin Doll 'Blush' is an earlier bloomer, dwarf cultivar with large single light pink flowers and yellow centres.

Anemone Satin Doll 'Glow' is a long-blooming, dwarf Japanese anemone with large, mauve-pink flowers.

Anemone Wild Swan is a profilic plant with continuous bloom from June until frost with large, white flowers backed with light purple.

Anemonopsis macrophylla has intriguing lilac and purple flowers that float above mounds of divided, ferny foliage.

Angelica gigas produces giant, crimson-purple, umbrella-shaped flowers on dark stalks nearly two metres high!

Angelica sylvestris 'Vicar's Mead' is an 8 foot tall wild angelica with large, red-purple umbrella-shaped flowers, stalks and foliage.

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

Antennaria plantaginifolia is a cold hardy, ground covering pussytoes with silver-green leaves and fuzzy, white and pink flowers.

Anthemis marschalliana is a low growing prostrate marguerite with stunning, finely-dissected, silver foliage topped with cheery yellow daisies.

Anthemis tinctoria 'Charme' is as cute as a button with yellow flowers over feathery foliage.

Anthirrhimum sempervirens 'Drew's Folly' is a hardy perennial snapdragon with dusty pink flowers and fuzzy dark green foliage.

Aquilegia chrysantha 'Denver Gold' is a N. American columbine with large, golden-yellow flowers and long, elegant curved spurs.

Aquilegia coerulea 'Rocky Mountain Blue' produces large, showy mid blue and white flowers on stems.

Aquilegia formosa has delicate lantern-like flowers that attract pollinators including hummingbirds.

Aralia 'Sun King' has bold, golden foliage offering a tropical look from an extremely hardy plant.

Arctostaphylos uva-ursi, known as kinnikinnick or bear berry, is a slow-growing evergreen native ground cover.

Armeria maritima, sea thrift or sea pink, forms compact mounds of grass-like foliage topped with clusters of pink flowers.

Artemisia 'Silver Brocade' forms mounds or carpets of drought tolerant silvery-white, textured foliage.

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

Aruncus 'Chantilly Lace' produces lacy, branched, horizontal spikes of creamy white flowers atop Astilbe-like foliage.

Aruncus 'Fairy Hair' is a goat's beard that produces sprays of creamy-white flowers above Astilbe-like, highly dissected foliage.