- Amsonia (blue star)
- Aster ‘Lady in Black’
- Astilbe ‘Pumila’
- Brunnera ‘Jack Frost’
- Campanula ‘Blue Clips’
- Catmint ‘Walker’s Low’
- Centaurea ‘Amethyst in Snow’
- Coneflower ‘Big Sky’ series
- Coneflower ‘Coconut Lime’
- Coneflower ‘Pink Double Delight’
- Coneflower ‘Tomato Soup’ & ‘Mac n’ Cheese’
- Coralbells ‘Caramel’
- Coralbells ‘Citronelle’
- Coralbells ‘Gypsy Dancer’
- Coreopsis ‘Heaven’s Gate’
- Coreopsis ‘Zagreb’
- Creeping sedum ‘Angelina’
- Dianthus ‘Firewitch’
- Dwarf Goldenrod ‘Golden Fleece’
- Euphorbia ‘Helena’s Blush’
- Foamflower ‘Sugar and Spice’
- Foamybells ‘Alabama Sunrise’
- Foamybells ‘Stoplight’
- Gaillardia ‘Goblin’
- Gaillardia ‘Oranges and Lemons’
- Hardy geranium ‘Biokovo’
- Hardy geranium ‘Rozanne’
- Hosta ‘Krossa Regal’
- Japanese painted fern
- Lamium ‘Pink Chablis’
- Lamium ‘White Nancy’
- Leadwort
- Lenten rose
- Liriope ‘Big Blue’
- Old-fashioned bleeding heart
- Russian sage ‘Little Spire’
- Salvia ‘May Night’
- Sedum ‘Autumn Joy’
- Sedum ‘Neon’ and ‘Brilliant’
- Variegated liriope
- Variegated liriope
- Veronica ‘Waterperry Blue’
