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.

Syringa vulgaris 'Krasavitsa Moskvy' has lavender-pink buds opening to pure white flowers.

Syringa vulgaris 'Mme Lemoine' is the classic white lilac with icy white blooms.

Syringa vulgaris New Age Lavender grows to just 5 feet with pink buds opening to fragrant lavender flowers.

Syringa vulgaris New Age White grows to just 5 feet high with cream buds opening to white fragrant flowers.

Syringa vulgaris 'Primose' has creamy white almost yellowish blooms.

Syringa vulgaris 'Sensation' has warm purple flowers with white edges.

Syringa Bloomerang Dark Purple is a reblooming lilac producing large, deep-purple, very fragrant, dense panicles.

Syringa Bloomerang 'Dwarf Pink' is a dwarf, reblooming lilac with large, densely packed panicles of fragrant, rich pink tubular flowers.

Syringa Bloomerang 'Dwarf Purple' is a dwarf, reblooming lilac with large, densely packed panicles of fragrant, purple, tubular flowers.

Syringa 'Josee' is a reblooming, dwarf lilac producing sweetly-scented pink flowers

Trollius 'Alabaster' has semi double, spherical, soft butter yellow flowers. Globe flowers are very hardy and easy to grow.