Salvia 'Violet Riot' has fragrant two-lipped flowers in violet-blue with dark purple sepals and aromatic, green foliage.

Salvia 'Ember's Wish' has large, bright coral-red flowers are produced all summer long atop scented foliage. Plant, stand back, and watch the hummingbird madness begin.

Salvia Suncrest 'Fire Dancer' has firey, coral red flowers on this ornamental sage all summer long.

Salvia Suncrest 'Lemon Light' is an ornamental sage producing lemon yellow flowers all summer long.

Salvia 'Love and Wishes' is a bold and beautiful sage with large, purplish magenta flowers emerging from dusky purple sepals.

Salvia 'Madeline' is a hybrid sage with amazing bicolour flowers with a large, hooked, purple hood and a lower white lip.

Salvia 'Wendy's Wish' blooms from spring to summer with large, magenta flowers and scented foliage. A hummingbird magnet.

Salvia Windwalker Royal Red makes clumps 48" tall x 60" wide of light green leaves, topped in the summer by spikes of bright orange-red flowers.

Sambucus canadensis 'Nova' is an elderberry with white clusters of flowers followed by dark, delicious berries.

Sambucus canadensis 'Ranch' produces delicious black berries on more compact plants.

Sambucus canadensis 'York' is a black elderberry with white clusters of flowers followed by dark, edible fruit.

Sambucus nigra Sambuco is one of the most flavourful and tasty of the European black elderberries.

Saponaria x lempergii 'Max Frei' is a hybrid soapwort popular as a front of border perennial for English cottage-style gardens.

Scrophularia macrantha has curious, bird-like, bright red, tubular flowers that bloom from early summer to frost.

Scrophularia macrantha Cardinale Red has curious, bird-like, bright red, tubular flowers that bloom from early summer to frost.

Sedum spurium Spot On 'Deep Rose' offers a spreading mat of olive green foliage topped with rich magenta flowers.

Silene virginica has fiery scarlet red stars that are a natural hummingbird magnet!

Sinningia is a genus related to Gloxinia and African violets. 'Invasion Force' has pink, fragrant, tubular flowers atop felted foliage.

Spigelia marilandica is a striking and beautiful long-blooming eastern North American native.

Spigelia marilandica 'Little Redhead' is an improvement upon the striking, long-blooming eastern North American native.

Spigelia marilandica 'Ragin Cajun' has red tubular flowers and yellow throats. A North American native commonly known as Indian Pink.

Syringa meyeri Flowerfesta Pink is a reblooming, dwarf lilac producing larger-than-average pink, very fragrant, dense panicles.

Syringa meyeri Flowerfesta Purple is a reblooming, dwarf lilac producing larger-than-average purple, very fragrant, dense panicles.

Syringa vulgaris 'Congo' has warm purple buds opening to lavender flowers.

Syringa vulgaris 'Edward J. Gardner' has unusual pink flowers.