Stachys byzantina Little Lamb (‘Balstaclamb’ PPAF)

Eupatorium fistulosum ‘JoJo’ PP34665 (Syn: Eutrochium)

Pulmonaria ‘Trevi Fountain’

Pulmonaria ‘Raspberry Splash’

Pulmonaria ‘Lisa Marie’ PP31226

Lysimachia lanceolata ‘Burgundy Mist’

Eupatorium purpureum Euphoria™ Ruby (‘FLOREUPRE1’ PP31668)

Vernonia ‘Summer’s Surrender’ PP28475

Iris virginica var. shrevei

Vernonia ‘Summer’s Swan Song’ PP28556

Polemonium yezoense ‘Purple Rain’

Eupatorium purpureum

Lavandula angustifolia ‘SuperBlue’ PP24929

Vernonia angustifolia ‘Plum Peachy’

Vernonia lettermannii ‘Iron Butterfly’

Stachys byzantina ‘Helene von Stein’

Schizachyrium scoparium

Polemonium reptans ‘Touch of Class’ PP19768

Polemonium reptans ‘Stairway to Heaven’ PP15187

Lavandula x intermedia Phenomenal® (‘Niko’ PP24193)

Lavandula x intermedia ‘Grosso’

Lavandula angustifolia ‘Munstead’

Iris cristata

Eupatorium purpureum ssp. maculatum ‘Gateway’

Eupatorium fortunei ‘Pink Frost’

Eupatorium dubium ‘Baby Joe’ PP20320

Alchemilla mollis ‘Thriller’