Plants for zone 9
2009 plants hardy in USDA zone 9.
- Poinsettia Euphorbia pulcherrima
- Point Reyes Ceanothus Ceanothus gloriosus Low shrub
- Pointleaf Manzanita Arctostaphylos pungens Flowering shrub
- Poke Milkweed Asclepias exaltata
- Pomegranate Punica granatum Tree fruit
- Pomelo Citrus maxima Tree fruit
- Poppy Anemone Anemone coronaria Garden perennial
- Possumhaw Ilex decidua Flowering shrub
- Possumhaw Viburnum Viburnum nudum Flowering shrub
- Potato Solanum tuberosum Root
- Potato Vine Solanum jasminoides Vine
- Powderpuff Mimosa strigillosa Creeping perennial
- Powderpuff Tree Calliandra haematocephala Flowering shrub
- Powdery Thalia Thalia dealbata Garden perennial
- 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 Nymph Herbertia lahue Bulb
- Prairie Onion Allium stellatum Wildflower
- Prairie Parsley Polytaenia nuttallii Wildflower
- Prairie Phlox Phlox pilosa Wildflower
- Prairie Rose Rosa setigera Flowering shrub
- Prairie Sunflower Helianthus petiolaris Wildflower
- Prairie Verbena Glandularia bipinnatifida Creeping perennial
- Prairie Wild Rose Rosa arkansana Flowering shrub
- Prairie Willow Salix humilis Wildflower
- Prairie Zinnia Zinnia grandiflora Wildflower
- Preston Lilac Syringa × prestoniae Flowering shrub
- Prettyface Triteleia ixioides Wildflower
- Pride of Barbados Caesalpinia pulcherrima Flowering shrub
- Pride of Madeira Echium candicans Flowering shrub
- Primrose Jasmine Jasminum mesnyi Flowering shrub
- Prince's Plume Stanleya pinnata Wildflower
- Princess Flower Tibouchina urvilleana Flowering shrub
- Prostrate Acacia Acacia redolens Creeping perennial
- Prostrate Speedwell Veronica prostrata Creeping perennial
- Puget Sound Gumweed Grindelia integrifolia
- Pumpkin Cucurbita maxima Fruiting
- Purple Angelica Angelica gigas Wildflower
- Purple Bell Vine Rhodochiton atrosanguineus Vine
- Purple Bergamot Monarda media Wildflower
- Purple Coneflower Echinacea purpurea Wildflower
- Purple Heart Tradescantia pallida Creeping perennial
- Purple Lovegrass Eragrostis spectabilis Grass
- Purple Milkweed Asclepias purpurascens Wildflower
- Purple Needlegrass Nassella pulchra Grass
- Purple Owl's Clover Castilleja exserta Wildflower
- Purple Passion Asparagus Asparagus officinalis Fruiting
- Purple Prairie Clover Dalea purpurea Wildflower
- Purple Rockrose Cistus × purpureus Flowering shrub
- Purple Sage Salvia dorrii Flowering shrub
- Purple Toadflax Linaria purpurea Wildflower
- Purple-Flowering Raspberry Rubus odoratus Flowering shrub
- Purplehead Sneezeweed Helenium flexuosum Wildflower
- Purpleosier Willow Salix purpurea
- Purplestem Angelica Angelica atropurpurea Wildflower
- Purplestem Aster Symphyotrichum puniceum Wildflower
- Purpletop Tridens flavus Grass sedge
- Purpletop Vervain Verbena bonariensis Garden perennial
- Purslane Portulaca oleracea Leafy
- Pussy Willow Salix discolor Flowering shrub
- Queen of the Prairie Filipendula rubra Garden perennial
- Queen's Crape Myrtle Lagerstroemia speciosa Flowering tree
- Queen's Wreath Petrea volubilis Vine
- Quince Cydonia oblonga Tree fruit
- Quinoa Chenopodium quinoa Grain
- Rabbiteye Blueberry Vaccinium virgatum Berry
- Radicchio Cichorium intybus Leafy
- Radish Raphanus sativus Root
- Ragged Robin Lychnis flos-cuculi Wildflower
- Railroad Vine Ipomoea pes-caprae Creeping perennial
- Rainbow Carrot Daucus carota subsp. sativus Root
- Rainier Cherry Prunus avium Tree fruit
- Rangoon Creeper Quisqualis indica Vine
- Raspberry Rubus idaeus Berry
- Rattlesnake Master Eryngium yuccifolium Wildflower
- Red Barrenwort Epimedium × rubrum Creeping perennial
- Red Buckeye Aesculus pavia Flowering tree
- Red Buckwheat Eriogonum grande var. rubescens Wildflower
- Red Clover Trifolium pratense Legume
- Red Elderberry Sambucus racemosa Flowering shrub
- Red Fescue Festuca rubra Grass
- Red Flag Bush Mussaenda erythrophylla Flowering shrub
- Red Ginger Alpinia purpurata Garden perennial
- Red Hot Poker Kniphofia uvaria Garden perennial
- Red Larkspur Delphinium nudicaule Wildflower
- Red Maple Acer rubrum
- Red Mulberry Morus rubra Tree fruit
- Red Osier Dogwood Cornus sericea Flowering shrub
- Red Passionflower Passiflora coccinea Fruiting
- Red Ribbons Clarkia concinna Wildflower
- Red Spider Lily Lycoris radiata Bulb
- Red Trillium Trillium erectum Wildflower
- Red Turtlehead Chelone obliqua Wildflower
- Red Valerian Centranthus ruber Garden perennial
- Red Yucca Hesperaloe parviflora Succulent
- Red-Flowering Currant Ribes sanguineum Flowering shrub
- Redbay Persea borbonia
- Redleaf Rose Rosa glauca Flowering shrub
- Redstem Ceanothus Ceanothus sanguineus Flowering shrub
- Redtop Agrostis gigantea Creeping perennial
- Redvein Enkianthus Enkianthus campanulatus Flowering shrub
- Redwood Ivy Vancouveria planipetala Creeping perennial
- Redwood Sorrel Oxalis oregana Creeping perennial
- Regal Geranium Pelargonium × domesticum Garden perennial
- Regal Lily Lilium regale Bulb
- Resinous Skullcap Scutellaria resinosa Garden perennial
- Reticulata Camellia Camellia reticulata Flowering shrub
- Rhubarb Rheum rhabarbarum Leafy
- Rice Oryza sativa Grain
- Riddell's Goldenrod Oligoneuron riddellii Wildflower
- River Birch Betula nigra
- Riverbank Lupine Lupinus rivularis Wildflower
- Robb's Spurge Euphorbia amygdaloides var. robbiae Creeping perennial