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