Vernonia lettermannii ‘Iron Butterfly’

Stachys monieri ‘Hummelo’

Sporobolus heterolepis

Solidago sphacelata ‘Golden Fleece’

Sesleria autumnalis

Salvia nemorosa ‘Caradonna’

Salvia nemorosa ‘Blue Hill’

Salvia nemorosa ‘East Friesland’

Salvia nemorosa ‘Wesuwe’

Phlox paniculata ‘Blue Paradise’

Perovskia atriplicifolia ‘Little Spire’

Perovskia atriplicifolia

Penstemon digitalis ‘Husker Red’

Panicum virgatum ‘Northwind’

Nepeta ‘Early Bird’

Monarda bradburiana

Limonium latifolium

Heuchera villosa ‘Autumn Bride’

Geranium sanguineum var. striatum

Geranium sanguineum ‘Max Frei’

Geranium macrorrhizum ‘Bevan’s Variety’

Eupatorium dubium ‘Baby Joe’ PP20320

Dianthus carthusianorum

Carex pensylvanica

Carex flacca ‘Blue Zinger’

Calamintha nepeta ssp. nepeta

Calamagrostis x acutiflora ‘Karl Foerster’

Aster divaricatus

Amsonia tabernaemontana var. salicifolia

Amsonia ‘Blue Ice’

Agastache ‘Blue Fortune’

Allium schoenoprasum ‘Forescate’

Allium ‘Summer Beauty’