Acanthus mollis

Achillea millefolium terracotta

Agastache rugosa alabaster

Alcea rosea nigra

Aster ericoides blue star

Baptisia decadence vanilla creme

Baptisia twilite prairieblues

Buddleja davidii black knight

Calamagrostis brachytricha

Calamagrostis x acutiflora waldenbuch

Camassia caerulea

Caryopteris divaricata pink form

Centaurea macrocephala

Centaurea montana alba

Cephalaria gigantea

Chrysanthemum coccineum robinson's rubra

Coreopsis tripteris

Cosmea

Eremurus rexona

Eremurus spitting image

Eucalyptus gunni azura

Eupatorium purpureum

Foeniculum vulgare

Foeniculum vulgare purpureum

Kalimeris incisa nana blue

Knautia macedonica mars midget

Leucanthemum vulgare

Malva moschata

Miscanthus ferner osten

Miscanthus sinensis strictus

Molopospermum peloponnesiacum

Pennisetum alopecuroides moudry

Persicaria amplexicaulus blackfield

Persicaria darjeeling red

Rudbeckia triloba prairie glow

Salvia royal bumble

Salvia nemorosa rose queen

Scabiosa columbaria

Stipa gigantea

Stipa tenuissima

Succisa pratensis

Thalictrum sphaeostachym