These varieties of 275 Plugs have proven flowering results when planted in Gallon pots for Summer Sales, when growing with a warm forcing program.
| Varieties | Weeks to Bloom |
| Agastche 'Arizona' series | 12 |
| Asclepias tuberosa | 10 |
| Coreopsis Sunfire | 12 |
| Coreopsis Rising Sun | 12 |
| Coreopsis Sun Up | 12 |
| Delphinium Guardian series | 10 |
| Delphinium Summer series | 10 |
| Dianthus Sweet Black Cherry | 10 |
| Dianthus Barbarini series | 10 |
| Echinacea Pow Wow | 14 |
| Gaillardia 'Arizona' or 'Mesa' series | 12 |
| Leucanthemum Snow Lady | 12 |
| Lavender-several varieties | 12 |
| Rudbeckia hirta-many varieties | 10-13 |
| Penstemon Electric Blue | 14 |