General Bloom Times for Perennials
| Spring - March, April, May | |||
| Ajuga | Dicentra | Nepeta | Tiarella |
| Aquilegia | Doronicum | Pachysandra | Tradescantia |
| Arabis | Epimedium | Paeonia | Trollius |
| Armeria | Galium | Phlox subulata | Verbena |
| Astilbe | Helleborus | Polemonium | Veronica |
| Aubrieta | Heuchera | Pulmonaria | Vinca |
| Aurinia | Iberis | Pulsatilla | Viola |
| Bergenia | Iris sibirica | Sagina | Waldsteinia |
| Brunnera | Leptinella | Saponaria | |
| Cyclamen | Myosotis | Tanacetum | |
| Dianthus | Nasella | Tellima | |
| Summer - June, July, August | |||
| Achillea | Delosperma | Knautia | Rumex |
| Agastache | Delphinium | Lavandula | Salvia |
| Alcea | Dianthus | Leptinella | Scabiosa |
| Amsonia | Diascia | Leucanthemum | Scutellaria |
| Anthemis | Dicentra | Liatris | Sedum |
| Aquilegia | Digitalis | Ligularia | Sempervivum |
| Aruncus | Dracocephalum | Lilium | Sidalcea |
| Asclepias | Echinacea | Lobelia | Silene |
| Astilbe | Echinops | Lychnis | Sisyrinchium |
| Baptisia | Eryngium | Lysimachia | Stokesia |
| Buddleia | Gaillardia | Monarda | Tanacetum |
| Calamintha | Geranium | Oenothera | Tradescantia |
| Callirhoe | Geum | Paeonia | Trollius |
| Campanula | Gypsophila | Papaver | Verbascum |
| Campsis | Helenium | Penstemon | Verbena |
| Centaurea | Heliopsis | Perovskia | Veronica |
| Centranthus | Hemerocallis | Persicaria | Waldsteineia |
| Ceratostigma | Heuchera | Phlox | |
| Clematis | Hosta | Platycodon | |
| Coreopsis | Iris | Potentilla | |
| Crocosmia | Kalimeris | Rudbeckia | |
| Fall - August, September, October | |||
| Anemone, Japanese | Cimicifuga | Grasses | Phlox |
| Artemisia | Clematis | Helenium | Physostegia |
| Aster | Echinops | Hemerocallis | Salvia |
| Astilbe 'Pumila' | Dendranthema | Hibiscus | Scabiosa |
| Boltonia | Eupatorium | Hosta | Sedum |
| Campanula | Gaillardia | Leucanthemum | Tricyrtis |
| Ceratostigma | Gentiana | Perovskia | Veronica |