Hardiness zone 9b
Plants for zone 9b.
103 plants in this guide grow in USDA hardiness zone 9b, where the coldest winter nights reach about 25 °F (-4 °C). Each one survives a zone 9b winter outdoors.
Annual
Bulb
Climber
- BougainvilleaBougainvillea glabra, zones 9b–11b
- ClematisClematis × jackmanii, zones 4a–9b
- Climbing roseRosa 'New Dawn', zones 5a–9b
- Star jasmineTrachelospermum jasminoides, zones 8a–10b
- Trumpet honeysuckleLonicera sempervirens, zones 4a–9b
- Virginia creeperParthenocissus quinquefolia, zones 3a–9b
- WisteriaWisteria sinensis, zones 5a–9b
Fern
Groundcover
Ornamental grass
- Fountain grassCenchrus alopecuroides, zones 5a–9b
- Japanese forest grassHakonechloa macra, zones 5a–9b
- Karl Foerster feather reed grassCalamagrostis × acutiflora, zones 4a–9b
- Little bluestemSchizachyrium scoparium, zones 3a–9b
- Maiden grassMiscanthus sinensis, zones 5a–9b
- Mexican feather grassNassella tenuissima, zones 7a–10b
- Pink muhly grassMuhlenbergia capillaris, zones 6a–9b
- Prairie dropseedSporobolus heterolepis, zones 3a–9b
- SwitchgrassPanicum virgatum, zones 4a–9b
Perennial
- AgapanthusAgapanthus praecox, zones 8a–11b
- Autumn Joy stonecropHylotelephium spectabile, zones 3a–9b
- Bearded irisIris germanica, zones 3a–9b
- Bee balmMonarda didyma, zones 4a–9b
- Black-eyed SusanRudbeckia fulgida, zones 3a–9b
- Blanket flowerGaillardia × grandiflora, zones 3a–10b
- Blazing starLiatris spicata, zones 3a–9b
- Bleeding heartLamprocapnos spectabilis, zones 3a–9b
- Butterfly weedAsclepias tuberosa, zones 3a–9b
- California poppyEschscholzia californica, zones 8a–10b
- Canna lilyCanna indica, zones 8a–11b
- ChivesAllium schoenoprasum, zones 3a–9b
- Coral bellsHeuchera americana, zones 4a–9b
- DahliaDahlia pinnata, zones 9a–11b
- DaylilyHemerocallis fulva, zones 3a–9b
- Elephant earsColocasia esculenta, zones 8a–11b
- FoxgloveDigitalis purpurea, zones 4a–9b
- HollyhockAlcea rosea, zones 3a–9b
- HostaHosta plantaginea, zones 3a–9b
- Joe Pye weedEutrochium purpureum, zones 4a–9b
- Kangaroo pawAnigozanthos flavidus, zones 9a–11b
- Lamb's earStachys byzantina, zones 4a–9b
- Lenten roseHelleborus × hybridus, zones 4a–9b
- LiriopeLiriope muscari, zones 5a–10b
- LomandraLomandra longifolia, zones 8a–11b
- Mexican sageSalvia leucantha, zones 8a–10b
- MintMentha spicata, zones 5a–9b
- New Zealand flaxPhormium tenax, zones 8a–11b
- Russian sageSalvia yangii, zones 5a–9b
- Santa Barbara daisyErigeron karvinskianus, zones 6a–9b
- Shasta daisyLeucanthemum × superbum, zones 5a–9b
- SnapdragonAntirrhinum majus, zones 7a–10b
- Solomon's sealPolygonatum biflorum, zones 3a–9b
- StrawberryFragaria × ananassa, zones 5a–9b
- Swamp milkweedAsclepias incarnata, zones 3a–9b
- Threadleaf coreopsisCoreopsis verticillata, zones 3a–9b
- YarrowAchillea millefolium, zones 3a–9b
Shrub
- AzaleaRhododendron indicum, zones 7a–9b
- Bigleaf hydrangeaHydrangea macrophylla, zones 6a–9b
- BottlebrushCallistemon citrinus, zones 9a–11b
- Butterfly bushBuddleja davidii, zones 5a–9b
- California lilacCeanothus thyrsiflorus, zones 8a–10b
- CamelliaCamellia japonica, zones 7a–9b
- Common boxwoodBuxus sempervirens, zones 5a–9b
- English lavenderLavandula angustifolia, zones 5a–9b
- GardeniaGardenia jasminoides, zones 8a–11b
- ManzanitaArctostaphylos densiflora, zones 8a–10b
- Mountain laurelKalmia latifolia, zones 4a–9b
- Oakleaf hydrangeaHydrangea quercifolia, zones 5a–9b
- Rose of SharonHibiscus syriacus, zones 5a–9b
- RosemarySalvia rosmarinus, zones 8a–10b
- Rosemary grevilleaGrevillea rosmarinifolia, zones 8b–10b
- Sage (culinary)Salvia officinalis, zones 5a–9b
- SmokebushCotinus coggygria, zones 5a–9b
- Smooth hydrangeaHydrangea arborescens, zones 3a–9b
- WinterberryIlex verticillata, zones 3a–9b
Succulent
Tree
- American hollyIlex opaca, zones 5a–9b
- Crape myrtleLagerstroemia indica, zones 7a–9b
- Eastern redbudCercis canadensis, zones 4a–9b
- FigFicus carica, zones 7a–10b
- Flowering dogwoodCornus florida, zones 5a–9b
- LemonCitrus × limon, zones 9b–11b
- Leyland cypressCupressus × leylandii, zones 6a–9b
- OliveOlea europaea, zones 8a–11b
- Red mapleAcer rubrum, zones 3a–9b
- River birchBetula nigra, zones 4a–9b
- Southern magnoliaMagnolia grandiflora, zones 7a–10b