Sesleria autumnalis

Sesleria caerulea

Sidalcea 'Partygirl'

Sidalcea candida

Silene maritima

Silene schafta

Solidago 'Goldkind'

Solidago 'Goldkind'

Stachys byzantina

Stachys byzantina

Stachys byzantina 'Big Ears'

Stachys byzantina 'Big Ears'

Stachys byzantina 'Silver Carpet'

Stachys officinalis

Stachys officinalis 'Ukkie'

Stipa tenuissima 'Ponytails'

Stokesia MIX

Stokesia laevis

Stokesia laevis 'Alba'

Stokesia laevis 'Blue Star'

Symphytum grandiflorum

Symphytum grandiflorum 'Wisley Blue'

Tanacetum 'Robinson's Red'

Tanacetum 'Robinson's Red'