Achlys triphylla is a unique ground cover attractive to pollinators and hummingbirds. The dried three-part leaves smell like vanilla.

Actaea (Cimicifuga) 'White Pearl' has dissected green foliage and exceptionally long spires of fragrant white flowers in late summer.

Actaea (syn. Cimicifuga) 'Black Negligee' has lacy black foliage and wands of fragrant, white flowers in late summer.

Among the best of the blue Agastache, 'Black Adder' has blue flowers and deep purple blue bracts for a bicolour effect.

Agastache 'Guava Lava' is a hummingbird mint with coral-orange flowers and mauve-pink calyxes.

Agastache 'Mango Tango' is a compact, long-blooming hummingbird mint with dusky rose and peachy orange flowers.

Agastache 'Morello' is a dramatic hummingbird mint with huge, dense infloresences of deep burgundy rose 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.

Agastache 'Tango' is a dwarf cultivar with big flower power in firey orange for containers or the front of the border.

Agastache cana Sonoran Sunset forms short, full, stocky plants to 16 inches tall and wide boasting masses of fragrant raspberry purple flowers atop fragrant foliage.

Agastache Coronado Red is a long-blooming hummingbird mint with brilliant, fiery, orange-red, tubular flowers from late spring until fall.

Agastache foeniculum is a long-blooming perennial great for summer colour and bees and butterflies.

Agastache rupestris has narrow, grey-green, root beer-scented foliage on bushy mounds topped by apricot-orange tubular flowers in summer.

Asclepias incarnata 'Cinderella' has dense clusters of small rose pink and white vanilla-scented flowers that attract butterflies.

Asclepias speciosa is the western North American sister species to the eastern common milkweed (Asclepias syriaca).

Asclepias tuberosa 'Deep Red' is a North American butterfly milkweed with nectar-rich, dark orange flowers.

Asclepias tuberosa 'Hello Yellow' is an Eastern North American Butterfly milkweed with nectar-rich yellow flowers that feeds Monarch butterflies.

Asclepias tuberosa is a hot orange butterfly milkweed native to the Eastern North America where it feeds monarch butterflies.

Buddleja 'Buzz Hot Raspberry' is a dwarf, sterile butterfly bush that blooms continuously with fragrant, hot-raspberry-pink flowers.

Buddleja 'Buzz Midnight' is a dwarf butterfly bush that blooms continuously with fragrant, dark purple flowers.

Buddleja Monarch 'Prince Charming' is a mid-sized, long-blooming butterfly bush with huge cones of fragrant, raspberry-pink flowers.

Calendula 'Lady Godiva Orange' is an English marigold with double, golden orange flowers and aromatic foliage.

Nothing says impromptu garden party like the white trumpets of Cardiocrinum giganteum, the giant Himalayan lily, blooming at 6-10 feet tall!

Clethra alnifolia 'Hummingbird' is a compact shrub with white bottlebrush flowers that are fragrant and nectar-rich.

Clethra alnifolia 'Ruby Spice' is a compact shrub with pink and white bottlebrush flowers that are fragrant and nectar-rich.

Comptonia peregrina, commonly known as sweet fern for its fragrant, lustrous, fern-like foliage, is a super hardy shrub for terrible, infertile soils.

Convallaria 'Albostriata' is a special form of lily-of-the-valley with green leaves striped with yellow.

Convallaria majalis 'Bordeaux' is an improved version of the old-fashioned lily-of-the-valley with larger and more plentiful flowers.

Convallaria majalis 'Rosea' is a lily-of-the-valley with pale pink, waxy, fragrant, bell-shaped flowers.