Zone 7: Perennials
Angel's trumpet (Brugmansia)
Aster or Hardy Aster (Aster sp.)
Astilbe (Astilbe sp.)
Baby's breath (Gypsophila paniculata)
Balloon flower or Chinese bellflower (Platycodon grandiflorus)
Banana, hardy (Musa basjoo)
Barrenwort (Epimedium)
Basket-of-gold (Aurinia saxatilis)
Beardtongue, penstemon (Penstemon)
Bear's breeches (Acanthus sp.)
Bee balm, Oswego tea (Monarda sp.)
Begonia, hardy (Begonia grandis)
Bellflower (Campanula sp.)
Bergenia (Bergenia sp.)
Black-eyed Susan (Rudbeckia sp.)
Blanket flower (Gaillardia x grandiflora)
Bleeding heart (Dicentra)
Blue fescue (Festuca glauca)
Bluestar, or amsonia (Amsonia tabernaemontana)
Boltonia (Boltonia asteroides)
Brunnera (Brunnera macrophylla)
Bugbane (Cimicifuga)
Bugleweed (Ajuga sp.)
Bugloss (Anchusa)
Calamint, lesser (Calamintha nepetoides)
Campion, catchfly (Lychnis)
Candytuft (Iberis)
Canna (Canna sp.)
Cardinal flower (Lobelia)
Chamomile (Anthemis)
Chrysanthemum, Mum (Chrysanthemum)
Cinquefoil, Nepal (Potentilla nepalensis)
Colewort (Crambe cordifolia)
Columbine (Aquilegia)
Coneflower (Echinacea sp.)
Coral bells, alumroot (Heuchera)
Coreopsis, common (Coreopsis grandiflora)
Coreopsis, threadleaf, tickseed (Coreopsis verticillata)
Cranesbill (Geranium)
Crocosmia (Crocosmia crocosmiiflora) hybrids
Daylily (Hemerocallis sp.)
Delphinium (Delphinium)
Dianthus, pink, carnation (Dianthus)
Elephant's ear (Colocasia)
Feather reed grass (Calamagrostis sp.)
Flax, New Zealand (Phormium), with winter protection
Fleabane (Erigeron)
Foamflower (Tiarella cordifolia)
Foxglove (Digitalis)
Gas plant (Dictamnus)
Gayfeather (Liatris)
Globeflower (Trollius)
Goatsbeard (Aruncus sp.)
Golden-ray (Ligularia)
Hakone grass, variegated Japanese reed grass (Hakonechloa macra)
Hedgenettle, scarlet or Texas betony (Stachys coccinea)
Hellebore (Helleborus)
Hibiscus, rose mallow (Hibiscus moscheutos)
Hibiscus, swamp (Hibiscus coccineus)
Hosta (Hosta sp.)
Inula, swordleaf (Inula ensifolia)
Iris, bearded (Iris hybrids)
Iris, crested (Iris cristata)
Iris, Dutch (Iris xiphium)
Iris, Japanese (Iris ensata)
Iris, Louisiana
Iris, reticulated (Iris reticulata)
Iris, Siberian (Iris sibirica)
Lady's mantle (Alchemilla)
Lamb's ear, betony (Stachys)
Lavender, common or English (Lavandula angustifolia)
Lavender cotton (Santolina chamaecyparissus)
Leopard's-bane (Doronicum)
Lily (Lilium)
Lily, Canada (Lilium canadense)
Lily, gold band (Lilium auratum)
Liriope, lilyturf (Liriope muscari)
Maiden grass, Eulalia (Miscanthus sp.)
Meadow rue (Thalictrum)
Meadowsweet (Filipendula)
Onion, flowering (Allium)
Pearly everlasting (Anaphalis)
Peony (Paenoia)
Phlox, garden (Phlox paniculata)
Pincushion flower (Scabiosa)
Plumbago, leadwort (Ceratostigma)
Poppy (Papaver)
Primrose (Primula)
Purple heart (Tradescantia pallida 'Purpurea', syn. Setcreasea pallida), marginally hardy in Zone 7
Rain lily (Zephyranthes sp.)
Red-hot poker (Kniphofia uvaria)
Sage, bog (Salvia uliginosa)
Sage, Brazilian (Salvia guaranitica)
Sage, common (Salvia officinalis)
Sage, forsythia (Salvia madrensis)
Sage, Gregg, autumn sage (Salvia greggii)
Salvia, perennial (Salvia x superba)
Sage, Russian (Perovskia atriplicifolia)
Sandwort (Arenaria)
Sea holly (Eryngium)
Sea lavender (Limonium)
Solomon's seal (Polygonatum)
Speedwell (Veronica)
Sunflower (Helianthus)
Sunflower, false (Heliopsis helianthoides)
Sunflower, swamp or narrow-leaf sunflower (Helianthus angustifolius )
Thrift, moss pink (Phlox subulata)
Thrift, sea pink (Armeria)
Thyme (Thymus sp.)
Valerian, red (Centranthus)
Verbena (Verbena)
Violet (Viola)
Windflower (Anemone)
Wormwood (Artemisia)
Yarrow (Achillea)
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