Rose gentian
Sabatia angularis
Zones 6-
9
9
USDA Hardiness Zone 9
20 to 30°F • Very warm winter climates
Includes sub-zones: 9a, 9b | Ideal for: tropical plants, palms, citrus trees | 3047 total plants
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Rose glory bower
Clerodendrum bungei
Zones 7-
10
Rose mallow
Hibiscus laevis
Zones 4-
9
Rose mallow
Hibiscus lasiocarpos
Zones 5-
9
Rose moss
Portulaca grandiflora
Zones 2-
11
Rose verbena
Glandularia canadensis
Zones 5-
9
Rosemary
Salvia rosmarinus
Zones 8-
10
Rosemary
Salvia rosmarinus 'Spice Islands'
Zones 8-
10
Rosemary
Salvia rosmarinus 'Madeline Hill'
Zones 6-
10
Rosemary
Salvia rosmarinus 'Arp'
Zones 7-
10
Rosemary
Salvia rosmarinus 'Well-Sweep Golden'
Zones 7-
10
Rosemary
Salvia rosmarinus 'Blue Rain'
Zones 8-
10
Rosemary
Salvia rosmarinus 'Roman Beauty' CHEF'S CHOICE
Zones 8-
10
Rosemary
Salvia rosmarinus 'Salem'
Zones 8-
10
Rosemary
Salvia rosmarinus 'Barbeque'
Zones 8-
10
Rosemary
Salvia rosmarinus 'Tuscan Blue'
Zones 8-
10
Rosemary
Salvia rosmarinus 'Renzels' IRENE
Zones 7-
10
Rosemary
Salvia rosmarinus 'Gorizia'
Zones 8-
10
Rosinweed sunflower
Helianthus silphioides
Zones 5-
9
Rosularia
Rosularia platyphylla
Zones 5-
10
Rough maidenhair fern
Adiantum hispidulum
Zones 8-
10
Rough-leaved hydrangea
Hydrangea aspera 'Burgundy Bliss'
Zones 7-
9
Roundleaf chastetree
Vitex rotundifolia
Zones 7-
10
Royal fern
Osmunda regalis
Zones 3-
9
Royal fern
Osmunda regalis var. Spectabilis
Zones 3-
9
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Rubber rabbitbrush
Ericameria nauseosa
Zones 4-
9
Rubus
Rubus henryi var. Bambusarum
Zones 6-
9
Ruby grass
Melinis nerviglumis 'Pink Crystals'
Zones 8-
10
Ruby grass
Melinis nerviglumis 'Savannah'
Zones 8-
10
Rupture-wort
Herniaria hirsuta
Zones 2-
9
Rush
Juncus decipiens 'Curly-wurly'
Zones 5-
9
Rush
Juncus tenuis
Zones 2-
9
Rush
Juncus inflexus BLUE MOHAWK
Zones 5-
9
Rush
Juncus 'Blue Dart'
Zones 2-
9
Rush
Juncus inflexus
Zones 4-
9
Russian sage
Perovskia atriplicifolia 'Little Spire'
Zones 5-
9
Russian sage
Perovskia 'Filigran'
Zones 5-
9
Russian sage
Perovskia 'Longin'
Zones 5-
9
Russian sage
Perovskia atriplicifolia
Zones 5-
9
Russian sage
Perovskia atriplicifolia 'Lisslitt' LACEY BLUE
Zones 5-
9
Russian sage
Perovskia atriplicifolia 'WALPPB' PEEK-A-BLUE
Zones 5-
9
Russian sage
Perovskia atriplicifolia 'Rocketman'
Zones 5-
9
Russian sage
Perovskia atriplicifolia 'CrazyBlue'
Zones 5-
9
Rusty blackhaw viburnum
Viburnum 'Royal Guard'
Zones 5-
9
Rusty blackhaw viburnum
Viburnum rufidulum
Zones 5-
9
Sacred lotus
Nelumbo nucifera 'Perry's Giant Sunburst'
Zones 4-
10
Sacred lotus
Nelumbo 'Momo Botan'
Zones 4-
10
Sacred lotus
Nelumbo nucifera
Zones 4-
10
Sage
Salvia RASPBERRY DELIGHT
Zones 6-
9
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Sage
Salvia 'Balsalmisp' MYSTIC SPIRES BLUE
Zones 7-
10
Sage
Salvia 'Ultra Violet'
Zones 6-
9
Sage
Salvia 'Wendy's Wish'
Zones 9-
11
Sage
Salvia koyamae
Zones 5-
9
Sage
Salvia 'Novasalfuc' ARCTIC BLAZE FUCHSIA
Zones 7-
11
Sage
Salvia holwayi
Zones 9-
11
Sage-leaf mullein
Phlomis tuberosa
Zones 6-
9
Sago palm
Cycas revoluta
Zones 9-
10
Saharan cypress
Cupressus dupreziana
Zones 7-
10
Sakaki
Cleyera japonica
Zones 6-
9
Sandankwa viburnum
Viburnum suspensum
Zones 8-
10
Sassafras
Sassafras albidum
Zones 4-
9
Saucer magnolia
Magnolia × soulangeana
Zones 4-
9
Saucer magnolia
Magnolia × soulangeana 'Lennei'
Zones 4-
9
Saucer magnolia
Magnolia × soulangeana 'Picture'
Zones 4-
9
Sawtooth oak
Quercus acutissima
Zones 6-
9
Scallion
Allium fistulosum
Zones 6-
9
Scallion
Allium fistulosum 'Evergreen'
Zones 3-
9
Scarlet bush
Hamelia patens
Zones 9-
10
Scarlet bush
Hamelia patens 'Grelmsiz' LIME SIZZLER
Zones 9-
10
Scarlet cinquefoil
Potentilla thurberi 'Monarch's Velvet'
Zones 5-
9
Scarlet firethorn
Pyracantha coccinea 'Lalandei Monrovia'
Zones 6-
9
Scarlet firethorn
Pyracantha coccinea
Zones 6-
9
Scarlet monkey flower
Mimulus cardinalis
Zones 7-
10
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Scarlet oak
Quercus coccinea
Zones 4-
9
Scarlet rose mallow
Hibiscus coccineus
Zones 6-
9
Scarlet strawberry
Fragaria virginiana
Zones 5-
9
Schisandra
Schisandra rubriflora
Zones 7-
9
Scouringrush horsetail
Equisetum hyemale
Zones 4-
9
Sea holly
Eryngium 'Sapphire Blue'
Zones 5-
9
Sea holly
Eryngium planum
Zones 5-
9
Sea kale
Crambe maritima
Zones 5-
9
Sea lavender
Goniolimon incanum 'Blue Diamond'
Zones 3-
9
Sea lavender
Limonium platyphyllum
Zones 3-
9
Sedge
Carex dolichostachya 'Kaga-nishiki' GOLD FOUNTAINS
Zones 5-
9
Sedge
Carex 'Ice Dance'
Zones 5-
9
Sedge
Carex oshimensis 'Evergold'
Zones 5-
9
Sedge
Carex phyllocephala 'Sparkler'
Zones 7-
10
Sedge
Carex 'Silver Sceptre'
Zones 5-
9
Sedge
Carex conica 'Snowline'
Zones 5-
9
Sedge
Carex siderosticha 'Banana Boat'
Zones 5-
9
Sedge
Carex laxiculmis 'Hobb' BUNNY BLUE
Zones 5-
9
Sedge
Carex comans 'Frosted Curls'
Zones 7-
10
Sedge
Carex 'Phoenix Green'
Zones 6-
10
Sedge
Carex cherokeensis
Zones 6-
9
Sedge
Carex oshimensis 'CarFit01' EVERCOLOR EVEREST
Zones 5-
9
Sedge
Carex oshimensis 'Everillo'
Zones 5-
9
Sedge
Carex oshimensis 'Everoro'
Zones 5-
9
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Semi-dwarf apple
Malus 'Jonafree'
Zones 5-
9
Sensitive brier
Mimosa quadrivalvis
Zones 6-
12
Serviceberry
Amelanchier arborea
Zones 4-
9
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View all 3047 plants for Zone 9 with advanced filtering options. Search by plant type, sun exposure, water needs, and more.
See All PlantsBest Plants for Zone 9
USDA Hardiness Zone 9 experiences winter minimum temperatures between 20 to 30°F. This collection includes 3047 plants specifically suited for Zone 9 conditions, including tropical plants, palms, citrus trees.
Understanding Your Hardiness Zone
The USDA hardiness zone is based on average annual minimum winter temperature. While it's an excellent starting point, also consider your local microclimate, soil conditions, rainfall patterns, and summer heat when selecting plants.