Alstroemeria Majestic 'Montsoreau' is an extremely hardy Peruvian lily to zone 5 with dark pink flowers.

Amarcrinum 'Howardii' has pink amaryllis-like flowers for the late summer garden. Exotic, fragrant and gorgeous.

Naked ladies (Amaryllis belladonna) emerge in late summer with bare stems topped with fragrant, pink, trumpet-shaped flowers.

Naked ladies (Amaryllis belladonna) has late summer fragrant, trumpet-shaped flowers. 'Beacon' is glowing pink.

Naked ladies (Amaryllis belladonna) has late summer fragrant, trumpet-shaped flowers. 'White Queen' is pure white.

Amelanchier alnifolia or Saskatoon berry offers tasty blueberry-like fruit and is also in important pollinator plant.

Ammocharis coranica is a rare amaryllis relative from South African to Kenya with amazing umbels of fragrant pink flowers.

Ammocharis coranica Dark Maroon Form hails from the Kalahari with amazing umbels of fragrant deep red flowers.

Ammocharis nerinoides is a rare amaryllis relative endemic to Namibia with extremely fragrant white and pink flowers.

Amorphophallus bulbifer is an unusual member of the arum family with intriguing pink and cream spathes and beautiful stems and foliage.

Amorphophallus bulbifer is an unusual member of the arum family with intriguing pink and cream spathes and beautiful stems and foliage.

This form of Amorphophallus bulbifer has intense stem markings and more pink in the spathes than the species.

Amorphophallus 'Konjac' forms an incredible red inflorescence with unmistakable "aroma" followed by gorgeous stems and foliage.

Amorphophallus nepalense has amazing yellow-green spathes, mottled stems and cool foliage.

Snowdrop anemone (Anemone sylvestris) has pure white, fragrant flowers in early spring.

Spring Beauty White has pure white, fragrant anemone flowers in early spring.

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

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

Aquilegia canadensis has wonderful nodding bright red flowers with prominent nectar-filled spurs and yellow centres.

Aquilegia canadensis ‘Little Lanterns’ is short in stature but free-flowering with red and yellow flowers popular with hummingbirds.

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

Arbutus menziesii is an attractive evergreen tree with peeling red/brown bark, clusters of fragrant white or pink flowers and edible scarlet fruit.