Scabiosa columbaria

Schefflera taiwaniana

Sedum telephium 'Purpursonne'

Sibbaldiopsis tridentata (Potentilla tridentata)

Sisyrinchium macrocarpum

Sisyrinchium striatum

Smilacina japonica

Smilacina racemosa

Symphytum tuberosum

Thelypteris decursive-pinnata

Thelypteris kunthii

Toona sinensis

Trachycarpus fortunei

Trachycarpus fortunei 'Chaubattia'

Trachycarpus martianus

Trachycarpus martianus ssp. latisectus

Trachycarpus princeps

Trachycarpus takil

Trachycarpus wagnerianus

Trithrinax campestris

Tulbaghia coddii

Tulbaghia galpinii

Tulbaghia natalensis

Tulbaghia violacea

Tupistra jinshanensis

Umbellularia californica

Uvularia grandiflora

Uvularia perfoliata

Verbena rigida

Vinca difformis

Woodwardia fimbriata

Woodwardia orientalis

Woodwardia unigemmata

Xanthorhiza simplicissima

Y. elata x schottii

Y. thompsoniana x pallida