Abelmoschus manihot 'Auntie Lilli's' is an edible salad bele tree with beautiful tri-coloured foliage and hibiscus-like flowers.

Abelmoschus manihot 'Chief Kubo's Prize' has deeply cut palmate leaves and hibiscus-like, light yellow flowers. Both are edible.

Achillea 'Apricot Delight' has large, flat-topped flower clusters in various shades of pink on strong stems up to 24 inches with fragrant, fern-like foliage.

Achillea millefolium 'New Vintage Red' has large, flat-topped flower clusters of bright red with white centres.

Achillea millefolium 'New Vintage Violet' has large, flat-topped flower clusters of bright lavender pink with white centres.

Actaea japonica 'Silver Blush' has has wands of creamy-white bottle brush flowers and serrated silver foliage maturing to green.

Actaea japonica 'Silver Dance' is has wands of creamy-white bottle brush flowers and silver foliage maturing to green.

Adiantum raddianum 'Fragrantissimum' is an evergreen maidenhair fern with arching black stems and light green aromatic fronds.

Andromischus subdistichus is a cute little succulent with short branching stems tightly packed with circular leaves.

Agastache 'Blue Bayou' is a long-blooming hummingbird mint with blue tubular flowers and aromatic foliage.

'Crazy Fortune' is a sport of Agastache 'Blue Fortune' with lavender blue flowers and variegated foliage.

Agastache 'Danish Delight' is an anise hyssop with vibrant hot pink to reddish-purple blooms and fragrant green foliage.

Agastache 'Pink Pearl' is a stunning hummingbird mint with dense spikes of mid pink buds opening to glowing light pink flowers.

Agastache Meant to Bee 'Queen Nectarine' has soft peach flowers with mauve calyxes on tall three foot stems.

Agastache 'Royal Raspberry' is a long-blooming hummingbird mint with fragrant purple tubular flowers and aromatic foliage.

Ajuga reptans 'Princess Elsa' is an evergreen bugleweed with shiny, silver foliage and blue-purple flowers.

Ajuga reptans 'Princess Leia' is a tricolour variegated, evergreen bugleweed with silver-green, creamy white and dark green foliage.

Alocasia macrorrhizos 'Borneo Giant' is an upright elephant ear with huge, thick, sculpted, glossy blue-green leaves.

Alocasia macrorrhizos 'Variegata' has thick, sculpted and glossy green leaves with cream variegation.

Alstroemeria Inca 'Amsterdam' is a Peruvian lily with blooms of deep red with dark speckling from early summer to fall.

Alstroemeria Inca 'Holland' is a Peruvian lily blooms of orange with yellow centres and dark speckling from early summer to fall.

Alstroemeria Majestic 'Lire' is an extremely hardy Peruvian lily with bold, cherry red flowers with yellow and black markings on tall stems.

Alstroemeria Majestic 'Serrant' is a hardy Peruvian lily with bright yellow flowers with red-pink markings on tall stems.

Amsonia 'String Theory' is a hybrid blue star displaying star-like baby blue flowers above dark green threadleaf foliage.

Andropogon gerardii 'Holy Smoke' is a big bluestem with green to purple, pink and red foliage with golden brown flowers.

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.

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