Acorus calamus ‘Variegatus’
Achillea millefolium ‘Fire King’
Allium schoenoprasum
Salvia  × superba
Ribes sanguineum 'White Icicle'
Illicium parviflorum
Teucrium chamaedrys
Teucrium chamaedrys var. compactum
Artemisia absinthium
Allium senescens var. glaucum
Gaultheria procumbens
Pelargonium sidoides
Pelargonium crispum
Agastache cana
Salvia officinalis 'Minimus'
Thymus pseudolanuginosus
Eucalyptus neglecta
Salvia 'Maraschino'
Plectranthus purpuratus
Salvia nemorosa
Geranium macrorrhizum 'Bevan's Variety'
Chamaemelum nobile and cvs.
Salvia officinalis 'Icterina'
Dennstaedtia punctilobula
Clerodendrum trichotomum
Illicium mexicanum
Nepeta  × faassenii ‘Dropmore’
Aster oblongifolius 'October Skies'
Salvia  × sylvestris 'Blue Hill'
Pelargonium ‘Pungent Peppermint’
Calocedrus decurrens
Ocimum  × citriodorum 'Pesto Perpetuo'
Rosa rugosa 'Polar Ice'
Pelargonium ‘Lady Scarborough’
Tulbaghia violacea
Pelargonium ‘Roger’s Delight’
Agastache rupestris
Nepeta  × faassenii 'Walker's Low'
Caryopteris incana 'Jason'
Thymophylla tenuiloba
Salvia officinalis
Allium thunbergii
Thymus serphyllum 'Annie Hall'
Ocimum basilicum
Artemisia ludoviciana
Salvia officinalis 'Berggarten'
Tanacetum parthenium
Pelargonium tomentosum
Myrrhis odorata
Pelargonium ‘Attar of Roses’
Agastache 'Desert Sunrise'
Agastache foeniculum 'Golden Jubilee'
Origanum vulgare 'Aureum’
Agastache rugosa
Lavandula  × intermedia 'Grosso'
Salvia reptans
Thymus  × citriodorus 'Argenteus'
Lavandula stoechas
Dianthus × allwoodii
Caryopteris × clandonensis 'Longwood Blue'
Salvia officinalis 'Tricolor'
Correa 'Dusky Bells'
Symphytum 'Hidcote Blue'
Calamintha nepeta
Salvia dorrii
Allium moly and cvs.
Parthenium integrifolium
Thymus polytrichus subsp. britannicus
Plectranthus amboinicus
Salvia pratensis
Salvia officinalis 'Purpurascens'
Salvia nemorosa 'Caradonna'
Symphytum  × uplandicum 'Axminster Gold'
Santolina chamaecyparissus
Salvia hians