Sedum spurium 'Tricolor'

Sempervivum 'Othello'

Sempervivum arachnoideum

Sesleria autumnalis

Sesleria caerulea

Silene maritima

Silene schafta

Solidago 'Goldkind'

Stachys byzantina 'Big Ears'

Stachys byzantina 'Big Ears'

Stachys byzantina 'Silver Carpet'

Stipa tenuissima 'Ponytails'

Stokesia laevis

Stokesia laevis 'Alba'

Symphytum grandiflorum

Tanacetum 'Robinson's Red'

Tanacetum 'Robinson's Red'

Tanacetum 'Robinson's Rose'

Tanacetum 'Robinson's Rose'

Tellima grandiflora

Tellima grandiflora

Thymus 'Doone Valley'

Thymus 'Rasta'

Thymus praecox 'Albiflorus'