Clematis heracleifolia
Clinopodium
Coreopsis grandiflora
Coreopsis verticillata
Cota tinctoria
Crocosmia
Delphinium
Dianthus
Dictamnus albus
Digitalis
Echinacea purpurea
Echinops ritro
Epimedium
Euphorbia
epithymoides
Eutrochium macula-
tum ‘Gateway’Ferns
Filipendula
Foeniculum vulgare
‘Purpureum’
Fragaria ‘Pink Panda’
Gaillardia
×grandiflora
Gaura lindheimeri
Gentiana andrewsii
Geranium
macrorrhizum
Geum hybrids
Gypsophila
paniculata
Helenium autumnale
Helianthemum
nummularium
Helianthus
salicifolius
Helleborus ×hybridus
Hemerocallis
Hesperis matronalis
Heterotheca villosa
Heuchera
Hibiscus moscheutos
Hypericum
calycinum
Iberis sempervirens
Iris domestica
Iris sibirica
Kalimeris mongolica
Kirengeshoma
palmata
Knautia macedonica
Kniphofia hybrids
Lamium maculatum
Lavandula
Leucanthemum
×superbumLiatris
Limonium
platyphyllum
Linaria purpurea
Linum
Liriope spicata
Lobelia
Lupinus hybrids
Lysimachia nummu-
laria ‘Aurea’
Macleaya cordata
Malva alcea
‘Fastigiata’
Monarda didyma
Oenothera speciosa
Origanum
Ornamental grasses,
most
Patrinia scabiosifolia
Penstemon barbatus
Perovskia
atriplicifolia
Phlox
Physostegia
virginiana
Polemonium
caeruleum
Primula denticulata
Pulmonaria
Rudbeckia
Ruta graveolens
Salvia coerulea
Salvia greggii
Salvia uliginosa
Santolina
chamaecyparissus
Saponaria ocymoides
Saxifraga stoloniferaKniphofia