Achillea filipendulina cloth of gold

Agastache fleur

Agastache rugosa alabaster

Anemone cylindrica

Aster ageratoides asran

Aster ericoides blue star

Aster x frikartii monch

Baptisia australis alba

Buddleja davidii 'ile de france

Calamagrostis x acutiflora waldenbuch

Camassia caerulea

Caryopteris x clandonensis heavenly blue

Cephalaria gigantea

Cosmea

Echinacea purpurea

Eremurus rexona

Eremurus spitting image

Eryngium agavifolium

Eryngium planum blue hobbit

Foeniculum vulgare

Foeniculum vulgare purpureum

Helianthemum lawrenson's pink

Helleborus

Lavendula angustifolia

Liatris scariosa alba

Malva moschata

Pennisetum alopecuroides moudry

Penstemon rich ruby

Perovskia blue spire

Potentilla miss willmot

Salvia flava s. bulleyana

Scabiosa columbaria

Scabiosa columbaria butterfly blue

Selinum carvifolia

Silphium perfoliatum

Sphaeralcea charmeuse

Teucrium lucidrys

Veronicastrum virginicum red arrow

Veronicastrum willemijntje