These perennials have a colorful bloom period of 10 weeks or more. Plant them to maintain color in your garden for longer periods of time. (right) My Garden boxes in late Summer 2008.
- 'Monch' Aster (Aster frikartii 'Monch')
- Bellflower (Campanula carpatica, C. portenschlagiana)
- Red Valerian (Centranthus ruber)
- Shasta Daisy (Chrysanthemum maximum)
- Yellow Bleeding Heart (Corydalis lutea)
- Fringed Bleeding Heart (Dicentra exima)
- Purple Coneflower (Echinacea purpurea)
- Blanketflower (Gaillardia)
- Butterfly Flower (Gaura lindheimeri)
- Baby's Breath (Gypsophila)
- Hollyhock (Alcea)
- Bee Balm (Monarda)
- Catmint (Nepeta cataria)
- Russian Sage (Perovskia atriciplifolia)
- Black-eyed Susan (Rudbeckia fulgida)
- Meadow Sage (Salvia nemerosa)
- Showy Stonecrop (Sedum telephium)