Culture Guides Must Have Perennials® Culture Guides Achillea millefolium Little Moonshine Achillea millefolium Seduction Series Achillea millefolium Tutti Frutti Series Anemone hupehensis Pretty Lady Series Aster novae-angliae‘Vibrant Dome’ Buddleja davidii Butterfly Gold (‘BUD HUR99’) Campanula poscharskyana Blue Waterfall (‘Camgood’) Centaurea montana Amethyst Series Coreopsis verticillata Creme Brulee (‘Cremebru’) Delosperma ‘Mountain Dew’ ‘Orange Crush’ Delosperma Fire Spinner ® Dendrathema Igloo Series Echinacea purpurea ‘Lovely Lolly’ Eryngium zabellii ‘Big Blue’ Euphorbia polychroma ‘Bonfire’‘Frosted Flame’ Geranium Azure Rush® Geranium x pratense ‘Black n’ White’ Geranium sanguineum ‘Blushing Turtle’ Geranium ‘Eureka Blue’ Geranium x wallichianum ‘Hexham Velvet’ Geranium Rozanne® (‘Gerwat’) Geranium xwallichianum ‘Sylvia’s Surprise’ Geranium x pratense Summer Skies (‘Gernic’) Helenium Mardi Gras (‘Helbro’) Heliopsis ‘Oriole Variegata’ The Rockies Helleborus Heuchera ‘Steel City’ Heuchera Summer Haze Series Hibiscus moscheutos Cordials Series Leucanthemum x superbum FREAK!™ Leucanthemum x superbum ‘Engelina’ Leucanthemum x superbum SUNSHINE FREAK!™ Lithodora diffusa ‘White Star’ Lupinus polyphyllus Westcountry Series Lychnis flos-cuculi Petit Henri (‘IFLYPH’) Lychnis flos-cuculi Petite Jenny (‘Lychjenpet’) Pennisetum alopecuroides‘Water to Wine’ Polemonium yezoense Bressingham Purple Polemonium caeruleum Brise d’Anjou Pulmonaria officinalis Opal (‘Ocupol’) Rosa Blushing Knockout® (‘radyod’) Rudbeckia ‘Viette’s Little Suzy’ Verbena ‘Lollipop‘