Siberian iris
Iris 'Orville Fay'
Zones 3-
8
8
USDA Hardiness Zone 8
10 to 20°F • Warm winter climates
Includes sub-zones: 8a, 8b | Ideal for: perennials, shrubs, ornamental trees | 5586 total plants
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Siberian iris
Iris 'Sally Kerlin'
Zones 3-
8
Siberian squill
Scilla siberica 'Spring Beauty'
Zones 2-
8
Siberian squill
Scilla siberica
Zones 2-
8
Siberian yarrow
Achillea sibirica 'Stephanie Cohen'
Zones 5-
8
Sideoats grass
Bouteloua curtipendula
Zones 4-
9
Sieber's crocus
Crocus sieberi subsp. Atticus 'Firefly'
Zones 3-
8
Silk tree
Albizia julibrissin
Zones 6-
9
Silky lady's mantle
Alchemilla sericata 'Gold Strike'
Zones 3-
8
Silky wisteria
Wisteria brachybotrys 'Shiro-kapitan'
Zones 5-
8
Silver buffaloberry
Shepherdia argentea
Zones 3-
9
Silver hairgrass
Koeleria argentea
Zones 6-
9
Silver lace vine
Fallopia baldschuanica 'Lemon Lace'
Zones 5-
9
Silver maple
Acer saccharinum
Zones 3-
9
Silver ragwort
Jacobaea maritima
Zones 7-
10
Silver sage
Salvia argentea 'Artemis'
Zones 5-
8
Silver sage
Salvia argentea
Zones 5-
8
Silver speedwell
Veronica spicata subsp. Incana
Zones 3-
8
Silver speedwell
Veronica spicata subsp. Incana 'Pure Silver'
Zones 4-
8
Silver willow
Salix alba var. Sericea
Zones 2-
8
Silver-dollar gum
Eucalyptus perriniana
Zones 8-
10
Silverbell tree
Halesia diptera (Magniflora Group)
Zones 5-
8
Silverbell tree
Halesia diptera
Zones 5-
8
Silverbell tree
Halesia monticola
Zones 5-
8
Silverbush
Convolvulus cneorum
Zones 8-
10
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Silvermound artemisia
Artemisia schmidtiana 'Nana'
Zones 4-
8
Single late tulip
Tulipa 'Queen of Night'
Zones 3-
8
Singleseed juniper
Juniperus squamata 'Blue Star'
Zones 4-
8
Sinofranchetia
Sinofranchetia chinensis
Zones 7-
10
Sinowilsonia
Sinowilsonia henryi
Zones 7-
10
Sisymbrium
Sisymbrium luteum
Zones 4-
8
Sisyrinchium
Sisyrinchium 'E. K. Balls'
Zones 4-
8
Sisyrinchium
Sisyrinchium 'Quaint and Queer'
Zones 6-
9
Skunk plant
Phuopsis stylosa 'Purpurea'
Zones 5-
8
Skyblue aster
Symphyotrichum oolentangiense
Zones 3-
8
Slender deutzia
Deutzia gracilis 'Nikko'
Zones 5-
8
Slender deutzia
Deutzia gracilis 'Duncan' CHARDONNAY PEARLS
Zones 5-
8
Slender deutzia
Deutzia gracilis
Zones 5-
8
Slender false brome
Brachypodium sylvaticum
Zones 5-
9
Slender mountain mint
Pycnanthemum tenuifolium
Zones 4-
8
Slender mountain mint
Pycnanthemum tenuifolium 'Cat Springs'
Zones 4-
8
Slender rosinweed
Silphium gracile
Zones 5-
9
Slenderleaf false foxglove
Agalinis tenuifolia
Zones 2-
11
Small anise tree
Illicium parviflorum
Zones 7-
10
Small globe thistle
Echinops ritro 'Veitch's Blue'
Zones 3-
8
Small globe thistle
Echinops ritro subsp. Ruthenicus
Zones 4-
8
Small globe thistle
Echinops ritro
Zones 3-
8
Small-cupped daffodil
Narcissus 'After All'
Zones 3-
8
Small-cupped daffodil
Narcissus 'Copper Coin'
Zones 3-
8
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Small-cupped daffodil
Narcissus 'Green Pearl'
Zones 3-
8
Small-leaved rhododendron
Rhododendron 'Ginny Gee'
Zones 6-
8
Small-leaved rhododendron
Rhododendron 'Bubblegum'
Zones 4-
8
Smallhead blazing star
Liatris microcephala
Zones 6-
9
Smoketree
Cotinus coggygria 'Royal Purple'
Zones 4-
8
Smoketree
Cotinus coggygria 'Velvet Cloak'
Zones 5-
8
Smoketree
Cotinus coggygria 'Ancot' GOLDEN SPIRIT
Zones 5-
8
Smoketree
Cotinus coggygria 'Young Lady'
Zones 4-
8
Smoketree
Cotinus coggygria 'Kolcot' GREEN FOUNTAIN
Zones 4-
8
Smoketree
Cotinus coggygria
Zones 5-
8
Smooth aster
Symphyotrichum laeve 'Bluebird'
Zones 4-
8
Smooth aster
Symphyotrichum laeve
Zones 3-
8
Smooth hydrangea
Hydrangea arborescens 'Grandiflora'
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'Annabelle'
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'Dardom' WHITE DOME
Zones 4-
9
Smooth hydrangea
Hydrangea arborescens 'Ryan Gainey'
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'NCHA1' INVINCIBELLE SPIRIT
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'Abetwo' INCREDIBALL
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'Piiha-I' ENDLESS SUMMER BELLA ANNA
Zones 4-
9
Smooth hydrangea
Hydrangea arborescens
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'Hayes Starburst'
Zones 4-
8
Smooth hydrangea
Hydrangea arborescens 'NCHA2' INVINCIBELLE SPIRIT II
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'NCHA4' INCREDIBALL BLUSH
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'NCHA5' INVINCIBELLE WEE WHITE
Zones 3-
9
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Smooth hydrangea
Hydrangea arborescens 'SMHAMWM' SEASIDE SERENADE BAR HARBOR
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens LIL ANNIE
Zones 3-
9
Smooth hydrangea
Hydrangea arborescens 'Ncha7' INVINCIBELLE MINI MAUVETTE
Zones 3-
9
Smooth phlox
Phlox glaberrima
Zones 3-
8
Smooth sumac
Rhus glabra
Zones 3-
9
Smooth witherod
Viburnum nudum 'Count Pulaski'
Zones 5-
9
Smooth witherod
Viburnum nudum 'Winterthur'
Zones 5-
9
Smooth witherod
Viburnum nudum
Zones 5-
9
Snake's head fritillary
Fritillaria meleagris
Zones 3-
8
Snap bean
Phaseolus coccineus
Zones 7-
11
Snapdragon
Antirrhinum majus
Zones 7-
10
Snapdragon
Antirrhinum majus SNAPTASTIC ORANGE FLAME
Zones 8-
11
Sneeze weed
Eupatorium capillifolium 'Elegant Feather'
Zones 6-
9
Sneezeweed
Helenium 'Bruno'
Zones 3-
8
Sneezeweed
Helenium 'Moerheim Beauty'
Zones 3-
8
Sneezeweed
Helenium 'Zimbelstern'
Zones 3-
8
Sneezeweed
Helenium 'Goldlackzwerg' GILDED DWARF
Zones 4-
8
Sneezeweed
Helenium 'Helbro' MARDI GRAS
Zones 4-
8
Sneezeweed
Helenium amarum
Zones 3-
10
Sneezeweed
Helenium autumnale
Zones 3-
8
Sneezeweed
Helenium virginicum
Zones 5-
8
Sneezeweed
Helenium 'Ruby Charm'
Zones 4-
8
Sneezeweed
Helenium 'Sombrero'
Zones 3-
9
Sneezeweed
Helenium 'Balsalulow' SALUD YELLOW
Zones 4-
9
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Sneezeweed
Helenium autumnale 'Balsaluemb' SALUD EMBERS
Zones 4-
9
Sneezewort
Achillea ptarmica (The Pearl Group)
Zones 3-
9
Sneezewort
Achillea ptarmica 'Gipi Whit' GYPSY WHITE
Zones 3-
9
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See All PlantsBest Plants for Zone 8
USDA Hardiness Zone 8 experiences winter minimum temperatures between 10 to 20°F. This collection includes 5586 plants specifically suited for Zone 8 conditions, including perennials, shrubs, ornamental 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.