Plant WitchPlants for zone 4
1181 plants hardy in USDA zone 4.
- Parsnipflower Buckwheat Eriogonum heracleoides Wildflower
- Partridge Pea Chamaecrista fasciculata Wildflower
- Partridgeberry Mitchella repens Creeping perennial
- Pasque Flower Pulsatilla vulgaris Wildflower
- Path Rush Juncus tenuis Creeping perennial
- Pawpaw Asimina triloba Tree fruit
- Peach-Leaved Bellflower Campanula persicifolia Garden perennial
- Pear Pyrus communis Tree fruit
- Pearlbush Exochorda racemosa Flowering shrub
- Pearly Everlasting Anaphalis margaritacea Wildflower
- Peas Pisum sativum Legume
- Pennsylvania Sedge Carex pensylvanica Grass sedge
- Peony Paeonia lactiflora Garden perennial
- Peppermint Mentha × piperita Herb
- Perennial Cornflower Centaurea montana Garden perennial
- Perennial Pea Lathyrus latifolius Garden perennial
- Persian Barrenwort Epimedium pinnatum Creeping perennial
- Persian Catmint Nepeta racemosa Creeping perennial
- Persian Onion Allium aflatunense Bulb
- Pfitzer Juniper Juniperus × pfitzeriana Creeping perennial
- Philadelphia Fleabane Erigeron philadelphicus Wildflower
- Pickerelweed Pontederia cordata
- Piggyback Plant Tolmiea menziesii Creeping perennial
- Pin Cherry Prunus pensylvanica Tree fruit
- Pinemat Manzanita Arctostaphylos nevadensis Creeping perennial
- Pink Muhly Muhlenbergia capillaris Grass
- Pink Popcorn Blueberry Vaccinium corymbosum Berry
- Pink Tickseed Coreopsis rosea
- Pink Turtlehead Chelone lyonii Garden perennial
- Pinkscale Blazing Star Liatris elegans Wildflower
- Pinkshell Azalea Rhododendron vaseyi Flowering shrub
- Pinxterbloom Azalea Rhododendron periclymenoides Flowering shrub
- Plains Coreopsis Coreopsis tinctoria Garden annual
- Plains Pricklypear Opuntia polyacantha Fruiting
- Plantain Pussytoes Antennaria plantaginifolia Creeping perennial
- Plantainleaf Sedge Carex plantaginea Grass sedge
- Plum Prunus domestica Tree fruit
- Plume Poppy Macleaya cordata Garden perennial
- Plumleaf Azalea Rhododendron prunifolium Flowering shrub
- Poet's Daffodil Narcissus poeticus Garden perennial
- Poke Milkweed Asclepias exaltata
- Polyanthus Primrose Primula × polyantha Garden perennial
- Possumhaw Ilex decidua Flowering shrub
- Possumhaw Viburnum Viburnum nudum Flowering shrub
- Potato Solanum tuberosum Root
- Praestans Tulip Tulipa praestans Bulb
- Prairie Blazing Star Liatris pycnostachya Wildflower
- Prairie Coreopsis Coreopsis palmata Wildflower
- Prairie Crabapple Malus ioensis Flowering tree
- Prairie Dock Silphium terebinthinaceum Wildflower
- Prairie Dropseed Sporobolus heterolepis Grass sedge
- Prairie Ironweed Vernonia fasciculata Wildflower
- Prairie Junegrass Koeleria macrantha Grass sedge
- Prairie Milkweed Asclepias sullivantii Wildflower
- Prairie Onion Allium stellatum Wildflower
- Prairie Parsley Polytaenia nuttallii Wildflower
- Prairie Phlox Phlox pilosa Wildflower
- Prairie Rose Rosa setigera Flowering shrub
- Prairie Smoke Geum triflorum Garden perennial
- Prairie Sunflower Helianthus petiolaris Wildflower
- Prairie Wild Rose Rosa arkansana Flowering shrub
- Prairie Willow Salix humilis Wildflower
- Preston Lilac Syringa × prestoniae Flowering shrub
- Prince's Plume Stanleya pinnata Wildflower
- 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 Mullein Verbascum phoeniceum 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
- Purpletop Tridens flavus Grass sedge
- 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 Buckeye Aesculus pavia Flowering tree
- 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 Hot Poker Kniphofia uvaria Garden perennial
- Red Larkspur Delphinium nudicaule Wildflower
- Red Maple Acer rubrum
- Red Osier Dogwood Cornus sericea Flowering shrub
- Red Trillium Trillium erectum Wildflower
- 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
- River Birch Betula nigra
- 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