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