Plant WitchPlants for zone 3
1072 plants hardy in USDA zone 3.
- Prostrate Speedwell Veronica prostrata Creeping perennial
- Purple Angelica Angelica gigas Wildflower
- Purple Bergamot Monarda media Wildflower
- Purple Coneflower Echinacea purpurea Wildflower
- Purple Giant Hyssop Agastache scrophulariifolia Wildflower
- Purple Milkweed Asclepias purpurascens Wildflower
- Purple Needlegrass Nassella pulchra Grass
- Purple Prairie Clover Dalea purpurea Wildflower
- Purple Toadflax Linaria purpurea Wildflower
- Purple-Flowering Raspberry Rubus odoratus Flowering shrub
- Purpleosier Willow Salix purpurea
- Purplestem Angelica Angelica atropurpurea Wildflower
- Purplestem Aster Symphyotrichum puniceum Wildflower
- Pussy Willow Salix discolor Flowering shrub
- Quaking Aspen Populus tremuloides Wildflower
- Queen of the Prairie Filipendula rubra Garden perennial
- Radicchio Cichorium intybus Leafy
- Radish Raphanus sativus Root
- Ragged Robin Lychnis flos-cuculi Wildflower
- Rainbow Carrot Daucus carota subsp. sativus Root
- Rainier Cherry Prunus avium Tree fruit
- Ramps Allium tricoccum Allium
- Raspberry Rubus idaeus Berry
- Rattlesnake Master Eryngium yuccifolium Wildflower
- Red Barrenwort Epimedium × rubrum Creeping perennial
- Red Clover Trifolium pratense Legume
- Red Columbine Aquilegia canadensis Wildflower
- Red Currant Ribes rubrum Berry
- Red Elderberry Sambucus racemosa Flowering shrub
- Red Fescue Festuca rubra Grass
- Red Larkspur Delphinium nudicaule Wildflower
- Red Maple Acer rubrum
- Red Osier Dogwood Cornus sericea Flowering shrub
- Red Turtlehead Chelone obliqua Wildflower
- Red Valerian Centranthus ruber Garden perennial
- Red-Flowering Currant Ribes sanguineum Flowering shrub
- Redleaf Rose Rosa glauca Flowering shrub
- Redtop Agrostis gigantea Creeping perennial
- Redvein Enkianthus Enkianthus campanulatus Flowering shrub
- Reticulated Iris Iris reticulata Bulb
- Rhubarb Rheum rhabarbarum Leafy
- Riddell's Goldenrod Oligoneuron riddellii Wildflower
- Riverbank Lupine Lupinus rivularis Wildflower
- Robb's Spurge Euphorbia amygdaloides var. robbiae Creeping perennial
- Rock Cotoneaster Cotoneaster horizontalis Creeping perennial
- Rock Cress Aubrieta deltoidea Creeping perennial
- Rock Penstemon Penstemon rupicola Wildflower
- Rock Soapwort Saponaria ocymoides Creeping perennial
- Rocket Larkspur Consolida ajacis Garden annual
- Rocky Mountain Columbine Aquilegia coerulea Wildflower
- Rocky Mountain Iris Iris missouriensis Wildflower
- Rocky Mountain Penstemon Penstemon strictus Wildflower
- Rose Clover Trifolium hirtum Legume
- Rose Hip Rosa rugosa Fruiting
- Rose Mallow Hibiscus moscheutos Wildflower
- Rose Spirea Spiraea douglasii Flowering shrub
- Rosinweed Silphium integrifolium Wildflower
- Rosy Pussytoes Antennaria rosea Creeping perennial
- Rosy Sedge Carex rosea Grass sedge
- Rough Blazing Star Liatris aspera Wildflower
- Roughleaf Dogwood Cornus drummondii Flowering tree
- Roundhead Bushclover Lespedeza capitata
- Roundhead Prairie Clover Dalea multiflora
- Roundleaf Ragwort Packera obovata Creeping perennial
- Royal Azalea Rhododendron schlippenbachii Flowering shrub
- Royal Penstemon Penstemon speciosus Wildflower
- Rubber Rabbitbrush Ericameria nauseosa Flowering shrub
- Rue Ruta graveolens Flowering shrub
- Rue Anemone Thalictrum thalictroides Wildflower
- Rupturewort Herniaria glabra Creeping perennial
- Russet Buffaloberry Shepherdia canadensis Berry
- Russian Sage Perovskia atriplicifolia Garden perennial
- Rusty Blackhaw Viburnum rufidulum Flowering shrub
- Rutabaga Brassica napus Root
- Rydberg's Penstemon Penstemon rydbergii Wildflower
- Rye Secale cereale Grain
- Sacred Lily Rohdea japonica Creeping perennial
- Saffron Crocus Crocus sativus Garden perennial
- Salsify Tragopogon porrifolius Root
- Sand Phlox Phlox bifida Creeping perennial
- Saucer Magnolia Magnolia × soulangeana Flowering tree
- Savanna Blazing Star Liatris scariosa
- Savin Juniper Juniperus sabina Creeping perennial
- Sawsepal Penstemon Penstemon glaber Wildflower
- Sawtooth Sunflower Helianthus grosseserratus Wildflower
- Scabland Penstemon Penstemon deustus Wildflower
- Scallion Allium fistulosum Allium
- Scaly Blazing Star Liatris squarrosa Wildflower
- Scotch Rose Rosa spinosissima Flowering shrub
- Scouler's Willow Salix scouleriana Flowering shrub
- Sea Buckthorn Hippophae rhamnoides Berry
- Sea Lavender Limonium platyphyllum Garden perennial
- Sea Thrift Armeria maritima Garden perennial
- Searls' Prairie Clover Dalea searlsiae
- Sego Lily Calochortus nuttallii Wildflower
- Serbian Bellflower Campanula poscharskyana Creeping perennial
- Serviceberry Amelanchier alnifolia Berry
- Shadblow Serviceberry Amelanchier canadensis Flowering tree
- Shagbark Hickory Carya ovata Nut
- Shallot Allium cepa var. aggregatum Allium
- Sharp-Lobed Hepatica Hepatica nobilis var. acuta Wildflower
- Sharpleaf Penstemon Penstemon acuminatus Wildflower
- Shasta Daisy Leucanthemum × superbum Garden perennial
- Sheep Fescue Festuca ovina Creeping perennial
- Sheep Laurel Kalmia angustifolia Flowering shrub
- Shining Willow Salix lucida Flowering shrub
- Shirley Poppy Papaver rhoeas Garden annual
- Shooting Star Dodecatheon meadia Wildflower
- Shore Juniper Juniperus conferta Creeping perennial
- Short's Aster Symphyotrichum shortii Wildflower
- Showy Colchicum Colchicum speciosum Garden perennial
- Showy Fleabane Erigeron speciosus Wildflower
- Showy Goldenrod Solidago speciosa Wildflower
- Showy Lady's Slipper Cypripedium reginae Wildflower
- Showy Milkweed Asclepias speciosa Wildflower
- Showy Stonecrop Hylotelephium spectabile Succulent
- Showy Ticktrefoil Desmodium canadense Legume
- Shrubby Cinquefoil Dasiphora fruticosa Flowering shrub
- Siberian Barren Strawberry Geum ternatum Creeping perennial
- Siberian Bugloss Brunnera macrophylla Creeping perennial