Echinacea purpurea ‘Ruby Star’

Echinacea purpurea ‘White Swan’

Echinacea purpurea Cone-Fections™ ‘Butterfly Kisses’ PP24458

Echinacea purpurea PowWow® White

Echinacea purpurea PowWow® Wild Berry

Eupatorium dubium ‘Baby Joe’ PP20320

Eupatorium fortunei ‘Pink Frost’

Centranthus ruber ‘Coccineus’

Ceratostigma plumbaginoides

Chelone glabra ‘Black Ace’

Chelone lyonii ‘Hot Lips’

Coreopsis UpTick™ Cream & Red (‘Balupteamed’ PP28866)

Coreopsis UpTick™ Gold & Bronze (‘Baluptgonz’ PP28882)

Coreopsis UpTick™ Yellow & Red (‘Baluptowed’ PP28865)

Coreopsis verticillata Mayo Clinic Flower of Hope™ (‘Electric Avenue’ PP24688)

Dianthus gratianopolitanus ‘Bath’s Pink’

Dianthus gratianopolitanus ‘Firewitch’

Dianthus Vivid™ Bright Light (‘Uribest52’ PP28239)

Bergenia cordifolia ‘Rotblum’

Calamagrostis ‘Cheju-Do’

Calamagrostis brachytricha

Calamagrostis x acutiflora ‘Karl Foerster’

Calamintha nepeta ‘Blue Cloud’

Calamintha nepeta ‘Montrose White’

Calamintha nepeta ssp. nepeta

Callirhoe involucrata

Campanula carpatica ‘Rapido Blue’

Campanula carpatica ‘Rapido White’

Campanula glomerata ‘Freya’ PP22738

Carex flacca ‘Blue Zinger’

Carex morrowii ‘Ice Dance’

Carex pensylvanica

Caryopteris x clandonensis ‘Dark Knight’

Amsonia ‘Blue Ice’

Amsonia tabernaemontana var. salicifolia

Anemone ‘Honorine Jobert’

Anemone hupehensis Fantasy™ ‘Pocahontas’ PP25352

Anemone sylvestris

Antirrhinum hispancium ‘Roseum’

Asclepias tuberosa

Aster ‘Wood’s Light Blue’

Aster cordifolius ‘Avondale’

Aster divaricatus

Aster laevis ‘Bluebird’

Aster novae-angliae ‘Purple Dome’

Acanthus mollis

Acanthus spinosus

Agastache ‘Black Adder’

Agastache ‘Blue Fortune’

Agastache ‘Purple Haze’

Agastache ‘Rosie Posie’ PP25857

Agastache aurantiaca ‘Tango’

Ajuga reptans ‘Black Scallop’ PP15815

Ajuga reptans ‘Chocolate Chip’

Alchemilla mollis ‘Thriller’

Allium ‘Millenium’

Allium ‘Pink Planet’

Allium ‘Summer Beauty’

Allium cernuum

Allium schoenoprasum ‘Forescate’

Allium schoenoprasum ‘Rising Star’

Allium schoenoprasum ‘Snowcap’

Allium senescens ‘Blue Eddy’

Allium Summer Peek-a-Boo® (‘MGsmmpkb13’)

Leontopodium alpinum Blossom of Snow (‘Berghman’ PP29106)