Best Perennials and Biennials for the Plains and Rocky Mountains
Acanthus spinosus var. spinosissimus (spiny
bear's breeches)
Achillea filipendulina (fern-leaf yarrow)
Achillea millefolium (common yarrow)
Achillea tomentosa (woolly milfoil)
Achillea x 'Moonshine' (moonshine yarrow)
Ajuga reptans (bugleweed, carpet bugle)
Alchemilla mollis (lady's mantle)
Anaphalis cinnamomea (pearly everlasting)
Anemone x hybrida (Japanese anemone)
Anthemis tinctoria (golden marguerite)
Aquilegia caerulea (Rocky Mountain columbine)
Aquilegia chrysantha (golden columbine)
Arabis caucasica (wall rock cress)
Armeria maritima (sea pink, thrift)
Artemisia schmidtiana 'Silver Mound' (silvermound mugwort)
Asclepias tuberosa (butterfly weed)
Asphodeline lutea (Jacob's-rod, king's-spear)
Aster novi-belgii x novae-angliae (Michaelmas daisy, fall aster)
Aubrieta deltoidea (rock cress)
Aurinia saxatilis (basket-of-gold)
Baptisia australis (blue wild indigo)
Belamcanda chinensis (blackberry lily)
Brunnera macrophylla (Siberian bugloss)
Campanula carpatica (Carpathian bellflower)
Campanula poscharskyana (Serbian bellflower)
Centaurea macrocephala (Armenian basket flower)
Centranthus ruber (red valerian, Jupiter's beard)
Cerastium tomentosum (snow-in-summer)
Chrysanthemum coccineum (painted daisy)
Chrysanthemum nipponicum (nippon daisy, Montauk daisy)
Chrysanthemum weyrichii (miyabe)
Chrysanthemum x morifolium (chrysanthemum, garden mum)
Chrysanthemum x superbum (shasta daisy)
Coreopsis grandiflora (coreopsis, tickseed)
Coreopsis verticillata (threadleaf coreopsis)
Delphinium x elatum (delphinium)
Dianthus deltoides (maiden pink)
Dianthus gratianopolitanus (cheddar pink)
Dianthus plumarium (cottage pink)
Dicentra spectabilis (common bleeding heart)
Dictamnus albus (gas plant)
Digitalis grandiflora (yellow foxglove)
Echinacea pallida (pale coneflower)
Echinacea purpurea (purple coneflower)
Echinops ritro (globe-thistle)
Erigeron x hybridus (fleabane)
Eupatorium coelestinum (mist flower, hardy ageratum)
Geranium sanguineum (bloody cranesbill)
Geum quellyon (geum, Chilean avens)
Gypsophila paniculata (baby's breath)
Gypsophila reptens (creeping baby's breath)
Heliopsis helianthoides scabra (false sunflower)
Hemerocallis hybrids (daylilies)
Heuchera sanguinea (coralbells)
Iberis sempervirens (edging candytuft)
Iris hybrida (bearded iris)
Iris siberica (Siberian iris)
Kniphofia uvaria (red-hot poker, torchlily)
Lavandula angustifolia (lavender, English lavender)
Leontopodium alpinum (edelweiss)
Liatris spicata (spike gayfeather, blazine star)
Limonium latifolium (sea lavender, statice)
Linum perenne (blue flax)
Lupinus hybrids (lupine)
Lysimachia punctata (yellow loosestrife, circle flower)
Lythrum salicaria (purple loosestrife)
Monarda didyma (bee-balm, oswego tea)
Monarda fistulosa (wild bergamot)
Myosotis scorpioides (forget-me-not)
Nepeta x faassenii (catmint)
Oenothera missouriensis (Ozark sundrops)
Oenothera speciosa (showy evening primrose, Mexican evening primrose)
Oenothera tetragona (common sundrops)
Paeonia lactiflora (Chinese peony, garden peony)
Penstemon barbatus (common beardtongue)
Perovskia atriplicifolia (Russian sage)
Petrorhagia saxifraga (tunic flower, coat flower)
Phlox maculata (wild sweet William, spotted phlox)
Phlox paniculata (garden phlox, summer phlox)
Phlox subulata (moss pink)
Physostegia virginiana (obedient plant, false dragonhead)
Platycodon grandiflorus (balloon flower)
Polygonum bistorta (snakeweed, knotweed)
Potentilla tabernaemontani (spring cinquefoil)
Pulmonaria spp. (lungworts)
Rudbeckia fulgida (orange coneflower)
Salvia argentea (silver sage)
Salvia officinalis (garden sage)
Salvia x superba (hybrid blue salvia, hybrid sage)
Saponaria ocymoides (rock soapwort)
Sedum spp. (stonecrops)
Sempervivum tectorum (hens-and-chicks, houseleek)
Solidago hybrids (goldenrods)
Stachys byzantina (lamb's-ears)
Thalictrum aquilegifolium (columbine meadow-rue)
Thymuss spp. (thymes)
Veronica spp. (speedwells)
Viola labradorica var. purpurea (Labrador violet)
Yucca filamentosa (Adam's needle, needle palm)
