Colour range
Flowering period
Hardy Zone
Acanthus
Achillea
Aconitum
Agapanthus
Allium
Alstroemeria
Amsonia
Anemone
Aruncus
Aster
Astilbe
Astrantia
Brunnera
Canna
Chelone
Cimicifuga
Clematis
Convallaria
Coreopsis
Cosmos
Crocosmia
Dahlia
Darmera
Delphinium
Dicentra
Dodecatheon
Echinacea
Epimedium
Eryngium
Eupatorium
Euphorbia
Filipendula
Geranium
Geum
Gillenia
Helenium
Helianthus
Heliopsis
Helleborus
Hemerocallis
Heuchera
Heucherella
Hosta
Incarvillea
Iris
Kniphofia
Liatris
Ligularia
Lilium
Meconopsis
Mukdenia
Nepeta
Paeonia
Papaver
Penstemon
Perovskia
Phlox
Polygonatum
Pulmonaria
Rudbeckia
Salvia
Sedum
Sidalcea
Stachys
Thalictrum
Tradescantia
Tricyrtis
Trollius
Uvularia
Veronica
Veronica spicata
Veronicastrum
Zantedeschia / Calla