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