115 Flowers that Start with “S”

Here is our expansive gallery and directory featuring flowers that start with "S". Each s-flower in this list includes key growing info such as sun needs, water preferences and more. Great list.

Snowball Cactus (Parodia Scopa)

• Common Name: Snowball Cactus
• Scientific Name: Parodia Scopa
• Type: Cactus/Succulent
• Water: Dry to Medium
• Soil PH: 6.1 to 78
• Flower Color: Yellow
• Special Characteristics: Container, Tolerates Drought
• Hardiness Zone(s): 9 to 11
• Height At Maturity: 6″ to 24″
• Sun: Full Sun to Part Shade

Snowdrop windflower (Anemone sylvestris)

• Common Name: Snowdrop windflower
• Scientific Name: Anemone sylvestris
• Type: Perennial
• Water: Needs moderate moisture
• Soil PH: 5.5-6.8
• Flower Color: White with yellow stamens
• Special Characteristics: Deer-resistant, showy flowers, cut flowers, fragrant, easy to grow
• Hardiness Zone(s): 4 to 8
• Height At Maturity: 12-18”
• Sun: Part shade
• Sub Type: Groundcover

Soapwort (Saponaria × lempergii “Max Frei”)

• Common Name: Soapwort
• Scientific Name: Saponaria × lempergii “Max Frei”
• Type: Perennial
• Water: Dry
• Soil PH: 6.6 to 7.5
• Flower Color: Pink
• Special Characteristics: Deer-resistant, showy flowers
• Hardiness Zone(s): 3 to 7
• Height At Maturity: 9-15″
• Sun: Full sun
• Sub Type: Groundcover

Soapwort (Saponaria officinalis “Flore Pleno”)

• Common Name: Soapwort
• Scientific Name: Saponaria officinalis “Flore Pleno”
• Type: Perennial
• Water: Dry to medium
• Soil PH: 5.5-7.0
• Flower Color: Pink
• Special Characteristics: Attracts butterflies, deer-resistant, showy flowers, easy-to-grow, fragrant
• Hardiness Zone(s): 3 to 8
• Height At Maturity: 12-24′
• Sun: Full sun
• Sub Type: Groundcover

Society garlic (Tulbaghia violacea)

• Common Name: Society garlic
• Scientific Name: Tulbaghia violacea
• Type: Perennial
• Water: Medium
• Soil PH: 5.6 – 7.5
• Flower Color: Lilac-pink
• Special Characteristics: Fragrant, showy flowers, easy-to-grow
• Hardiness Zone(s): 7 to 10
• Height At Maturity: 6-12″
• Sun: Full sun
• Sub Type: Herb

Solanum (Solanum)

• Common Name: Solanum
• Scientific Name: Solanum
• Type: Shrub
• Water: Moderate
• Soil PH: 6.5 to 7.5
• Flower Color: Violet, White, Lavander
• Special Characteristics: Showy flowers, Attracts birds and butterflies
• Hardiness Zone(s): 8 to 10
• Height At Maturity: 60″ to 96″
• Sun: Full Sun
• Sub Type: Deciduous

Solitary clematis (Clematis integrifolia)

• Common Name: Solitary clematis
• Scientific Name: Clematis integrifolia
• Type: Perennial
• Water: Medium
• Soil PH: 6-8
• Flower Color: Blue
• Special Characteristics: Deer-resistant, showy flowers
• Hardiness Zone(s): 3 to 7
• Height At Maturity: 18-36″
• Sun: Full sun to part shade
• Sub Type: Groundcover

Solomon’s seal (Polygonatum biflorum)

• Common Name: Solomon’s seal
• Scientific Name: Polygonatum biflorum
• Type: Perennial
• Water: Medium to wet
• Soil PH: 6-7
• Flower Color: Greenish white
• Special Characteristics: Cut flowers, Container, Fragrant, Easy-to-grow
• Hardiness Zone(s): 3 to 8
• Height At Maturity: 12″-36″
• Sun: Full Shade
• Sub Type: Groundcover

Solomon’s seal (Polygonatum odoratum)

• • Common Name: Solomon’s seal
  • Scientific Name: Polygonatum odoratum
  • Type: Perennial
  • Water: Medium to wet
  • Soil PH: 5.8-6.5
  • Flower Color: White
  • Special Characteristics: Fragrant, showy flowers
  • Hardiness Zone(s): 3 to 8
  • Height At Maturity: 18-24”
  • Sun: Part shade to full shade
  • Sub Type: Groundcover

Sorrel (Oxalis articulata subsp. rubra)

• Common Name: Sorrel
• Scientific Name: Oxalis articulata subsp. rubra
• Type: Perennial
• Water: Medium
• Soil PH: 6.6 to 9.0
• Flower Color: Mauve pink
• Special Characteristics: Showy flowers
• Hardiness Zone(s): 7 to 10
• Height At Maturity: 3-9″
• Sun: Full sun to part shade
• Sub Type: Groundcover

Sorrel (Rumex acetosa)

• Common Name: Sorrel
• Scientific Name: Rumex acetosa
• Type: Perennial
• Water: Medium
• Soil PH: 3.5-8.5
• Flower Color: Green turning reddish with age
• Special Characteristics: Showy flowers, easy-to-grow, container
• Hardiness Zone(s): 3 to 7
• Height At Maturity: 4-6″
• Sun: Full sun
• Sub Type: Herb

Sotol Plant (Dasylirion)

• Common Name: Sotol Plant
• Scientific Name: Dasylirion
• Type: Cactus/Succulent
• Water: Dry to Medium
• Soil PH: 6.1 to 7.8
• Special Characteristics: Tolerates Drought, Edible
• Hardiness Zone(s): 7 to 10
• Height At Maturity: 36″ to 96″
• Sun: Full Sun
• Sub Type: Evergreen

Southern blue flag (Iris virginica)

• Common Name: Southern blue flag
• Scientific Name: Iris virginica
• Type: Perennial
• Water: Medium to wet
• Soil PH: 5.5 to 7.5
• Flower Color: Violet blue with yellow and white crested falls
• Special Characteristics: Deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 5 to 9
• Height At Maturity: 12-36′
• Sun: Full sun
• Sub Type: Groundcover

Southernwood (Artemisia abrotanum)

• Common Name: Southernwood
• Scientific Name: Artemisia abrotanum
• Type: Perennial
• Water: Dry to medium
• Soil PH: 5.5-7.5
• Flower Color: Yellowish-white
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers, easy-to-grow, fragrant
• Hardiness Zone(s): 4 to 8
• Height At Maturity: 36-48″
• Sun: Full sun
• Sub Type: Herb

Species iris (Iris spuria)

• Common Name: Species iris
• Scientific Name: Iris spuria
• Type: Perennial
• Water: Medium
• Soil PH: 5.0 to 6.5
• Flower Color: Blue, white, purple, wine or brown
• Special Characteristics: Attracts butterflies, showy flowers
• Hardiness Zone(s): 5 to 9
• Height At Maturity: 24-60″
• Sun: Full sun
• Sub Type: Groundcover

Speedwell (Veronica liwanensis)

• Common Name: Speedwell
• Scientific Name: Veronica liwanensis
• Type: Perennial
• Water: Dry to medium
• Soil PH: 6.2 – 7.6
• Flower Color: Blue
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 4 to 9
• Height At Maturity: 1-3′
• Sun: Full sun
• Sub Type: Groundcover

Speedwell (Veronica peduncularis)

• Common Name: Speedwell
• Scientific Name: Veronica peduncularis
• Type: Perennial
• Water: Medium
• Soil PH: 6-8
• Flower Color: White with pink veins cultivars dark blue
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 6 to 9
• Height At Maturity: 4-6”
• Sun: Full sun
• Sub Type: Groundcover

Spider flower (Cleome hassleriana)

• Common Name: Spider flower
• Scientific Name: Cleome hassleriana
• Type: Annual
• Water: Moderate moisture can tolerate slight drought
• Soil PH: 6.0 to 7.0
• Flower Color: Pink and White (also bicolor)
• Special Characteristics: Attracts birds and butterflies / Fall color
• Hardiness Zone(s): 2 through 11
• Sun: Plenty of Sun

Spider lily (Tradescantia pallida “Purpurea”)

• Common Name: Spider lily
• Scientific Name: Tradescantia pallida “Purpurea”
• Type: Perennial
• Water: Medium
• Soil PH: 5.6-6.0
• Flower Color: Pink
• Special Characteristics: Showy flowers, easy-to-grow
• Hardiness Zone(s): 10 to 11
• Height At Maturity: 3-9′
• Sun: Full sun to part shade
• Sub Type: Groundcover

Spider lily (Tradescantia virginiana)

• Common Name: Spider lily
• Scientific Name: Tradescantia virginiana
• Type: Perennial
• Water: Medium
• Soil PH: 5.8 – 6.8
• Flower Color: Blue to violet-blue, rarely rose or white
• Special Characteristics: Showy flowers
• Hardiness Zone(s): 4 to 9
• Height At Maturity: 18-36′
• Sun: Part shade to full shade
• Sub Type: Groundcover

Spiderwort (Tradescantia longipes)

• Common Name: Spiderwort
• Scientific Name: Tradescantia longipes
• Type: Perennial
• Water: Medium
• Soil PH: 5.6 to 6.0
• Flower Color: Purple, bluish-purple
• Special Characteristics: Showy flowers
• Hardiness Zone(s): 4 to 9
• Height At Maturity: 6-9′
• Sun: Part shade
• Sub Type: Groundcover

Spiked speedwell (Veronica spicata)

• Common Name: Spiked speedwell
• Scientific Name: Veronica spicata
• Type: Perennial
• Water: Medium
• Soil PH: 5.5-6.2
• Flower Color: Blue
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers, easy-to-grow, cut flowers
• Hardiness Zone(s): 3 to 8
• Height At Maturity: 24-30”
• Sun: Full sun
• Sub Type: Groundcover

Spinach (Spinacia oleracea)

• Common Name: Spinach
• Scientific Name: Spinacia oleracea
• Type: Annual
• Water: Needs Moderate Moisture
• Soil PH: 6.5 to 6.8
• Flower Color: Non-flowering
• Special Characteristics: Easy-to-grow
• Hardiness Zone(s): 2-11
• Height At Maturity: 6″ to 12″
• Sun: Full sun to part shade
• Sub Type: Vegetable

Spineless jade agave (Agave desmetiana)

• Common Name: Spineless jade agave
• Scientific Name: Agave desmetiana
• Type: Perennial
• Water: Medium
• Soil PH: 6-8
• Flower Color: Yellow
• Special Characteristics: Showy flowers
• Hardiness Zone(s): 8 to 10
• Height At Maturity: 12-36″
• Sun: Full sun to part shade
• Sub Type: Groundcover

Spiny lilac flower cactus (Acanthocalycium klimpelianum)

• Common Name: Spiny lilac flower cactus
• Scientific Name: Acanthocalycium klimpelianum
• Type: Cactus/Succulent
• Water: Dry
• Soil PH: 6.1-7.8
• Flower Color: Purple, white
• Special Characteristics: Container, showy flowers
• Hardiness Zone(s): 10-11
• Height At Maturity: 1-6″
• Sun: Full Sun, Partial Sun
• Sub Type: Houseplant

Spotted bellflower (Campanula punctata)

• Common Name: Spotted bellflower
• Scientific Name: Campanula punctata
• Type: Perennial
• Water: Medium
• Soil PH: 6-8
• Flower Color: White to pale pink with purple inside spotting
• Special Characteristics: Deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 5 to 7
• Height At Maturity: 6-12″
• Sun: Full sun to part shade
• Sub Type: Groundcover

Spotted deadnettle (Lamium maculatum “Red Nancy”)

• Common Name: Spotted deadnettle
• Scientific Name: Lamium maculatum “Red Nancy”
• Type: Perennial
• Water: Medium
• Soil PH: 7.4-7.6
• Flower Color: Rose red to red-purple
• Special Characteristics: Deer-resistant
• Hardiness Zone(s): 4 to 8
• Height At Maturity: 5-8”
• Sun: Part shade to full shade
• Sub Type: Groundcover

Spotted deadnettle (Lamium maculatum “White Nancy”)

• Common Name: Spotted deadnettle
• Scientific Name: Lamium maculatum “White Nancy”
• Type: Perennial
• Water: Medium
• Soil PH: 6-8
• Flower Color: White
• Special Characteristics: Deer-resistant
• Hardiness Zone(s): 3 to 8
• Height At Maturity: 5-8”
• Sun: Part shade to full shade
• Sub Type: Groundcover

Spotted deadnettle (Lamium maculatum)

• Common Name: Spotted deadnettle
• Scientific Name: Lamium maculatum
• Type: Perennial
• Water: Medium
• Soil PH: 6-7.8
• Flower Color: White
• Special Characteristics: Deer-resistant
• Hardiness Zone(s): 4 to 8
• Height At Maturity: 5-8”
• Sun: Part shade to full shade
• Sub Type: Groundcover

Spring vetch (Lathyrus vernus)

• Common Name: Spring vetch
• Scientific Name: Lathyrus vernus
• Type: Perennial
• Water: Medium
• Soil PH: 6.6 to 7.5
• Flower Color: Blue/violet
• Special Characteristics: Showy flowers
• Hardiness Zone(s): 5 to 9
• Height At Maturity: 6-12′
• Sun: Part shade to full shade
• Sub Type: Groundcover

Spruce Tree (Picea)

• Common Name: Spruce Tree
• Scientific Name: Picea
• Type: Tree, Shrub
• Water: Moderate
• Soil PH: 6 to 7.5
• Hardiness Zone(s): 3 to 8
• Height At Maturity: 5′ to 60′
• Sun: Full Sun to Part Shade
• Sub Type: Evergreen

Spurge (Euphorbia amygdaloides)

• Common Name: Spurge
• Scientific Name: Euphorbia amygdaloides
• Type: Perennial
• Water: Dry to medium
• Soil PH: 5-8
• Flower Color: Yellow
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 6 to 8
• Height At Maturity: 12-20”
• Sun: Full sun to part shade
• Sub Type: Groundcover

Spurge (Euphorbia characias subsp. wulfenii)

• Common Name: Spurge
• Scientific Name: Euphorbia characias subsp. wulfenii
• Type: Perennial
• Water: Dry to medium
• Soil PH: 6-8
• Flower Color: Greenish-yellow
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers
• Hardiness Zone(s): 6 to 8
• Height At Maturity: 24-36′
• Sun: Full sun to part shade
• Sub Type: Groundcover

Spurge (Euphorbia rigida)

• Common Name: Spurge
• Scientific Name: Euphorbia rigida
• Type: Perennial
• Water: Dry to medium
• Soil PH: 6-8
• Flower Color: Green with showy yellow bracts
• Special Characteristics: Showy flowers, container
• Hardiness Zone(s): 7 to 10
• Height At Maturity: 12-24′
• Sun: Full sun
• Sub Type: Groundcover

St. John’s Wort Plant (Hypericum)

• Common Name: St. John’s Wort Plant
• Scientific Name: Hypericum
• Type: Shrub
• Water: Moderate
• Soil PH: 5.5 to 7.0
• Flower Color: Yellow
• Special Characteristics: Attracts birds and butterflies, Showy Flowers
• Hardiness Zone(s): 5 to 8
• Height At Maturity: 36″ to 48″
• Sun: Full Sun
• Sub Type: Deciduous

Star Plant (Astrophytum Ornatum)

• Common Name: Star Plant
• Scientific Name: Astrophytum Ornatum
• Type: Cactus Succulent
• Water: Dry to Medium
• Soil PH: 5.1 to 6
• Flower Color: Yellow
• Special Characteristics: Container, Tolerates Drought
• Hardiness Zone(s): 9 to 10
• Height At Maturity: 12″ to 18″
• Sun: Full Sun to Part Shade

Star Rock (Ariocarpus kotschoubeyanus)

• Common Name: Star Rock
• Scientific Name: Ariocarpus kotschoubeyanus
• Type: Cactus/Succulent
• Water: Dry
• Soil PH: 6.1-7.8
• Flower Color: Pink, purple
• Special Characteristics: Container, showy flowers
• Hardiness Zone(s): 8-11
• Height At Maturity: 1-6″
• Sun: Full Sun, Partial Sun
• Sub Type: Houseplant

Stinking hellebore (Helleborus foetidus)

• Common Name: Stinking hellebore
• Scientific Name: Helleborus foetidus
• Type: Perennial
• Water: Needs moderate moisture
• Soil PH: 6.5 – 7.5
• Flower Color: Greenish-white
• Special Characteristics: Deer-resistant, showy flowers, fragrant, easy to grow
• Hardiness Zone(s): 5 to 9
• Height At Maturity: 12-24″
• Sun: Part shade to full shade
• Sub Type: Groundcover

Stinking iris (Iris foetidissima)

• Common Name: Stinking iris
• Scientific Name: Iris foetidissima
• Type: Perennial
• Water: Medium
• Soil PH: 7
• Flower Color: Pale lilac
• Special Characteristics: Deer-resistant, showy flowers
• Hardiness Zone(s): 6 to 9
• Height At Maturity: 6-12″
• Sun: Full sun to part shade
• Sub Type: Groundcover

Stokes aster (Stokesia laevis)

• Common Name: Stokes aster
• Scientific Name: Stokesia laevis
• Type: Perennial
• Water: Medium
• Soil PH: 4-6
• Flower Color: Blue
• Special Characteristics: Tolerates rabbit, showy flowers, easy-to-grow
• Hardiness Zone(s): 5 to 9
• Height At Maturity: 12-24′
• Sun: Full sun
• Sub Type: Groundcover

Stonecrop (Sedum aizoon)

• Common Name: Stonecrop
• Scientific Name: Sedum aizoon
• Type: Perennial
• Water: Dry to medium
• Soil PH: 6.5-7.5
• Flower Color: Bright yellow
• Special Characteristics: Attracts butterflies, tolerates rabbit, showy flowers, easy-to-grow
• Hardiness Zone(s): 5 to 8
• Height At Maturity: 12-20”
• Sun: Full sun
• Sub Type: Groundcover

Stonecrop (Sedum lineare)

• Common Name: Stonecrop
• Scientific Name: Sedum lineare
• Type: Perennial
• Water: Dry to medium
• Soil PH: 6-8
• Flower Color: Yellow
• Special Characteristics: Showy flowers, easy-to-grow
• Hardiness Zone(s): 6 to 9
• Height At Maturity: 4-6″
• Sun: Full sun
• Sub Type: Groundcover

Stonecrop (Sedum makinoi “Ogon”)

• Common Name: Stonecrop
• Scientific Name: Sedum makinoi “Ogon”
• Type: Perennial
• Water: Dry to medium
• Soil PH: 6.5-7.5
• Flower Color: Yellow-green
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 6 to 9
• Height At Maturity: 3″
• Sun: Full sun to part shade
• Sub Type: Groundcover

Stonecrop (Sedum rupestre)

• Common Name: Stonecrop
• Scientific Name: Sedum rupestre
• Type: Perennial
• Water: Dry to medium
• Soil PH: 7
• Flower Color: Yellow
• Special Characteristics: Tolerates rabbit, deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 5 to 8
• Height At Maturity: 3-6′
• Sun: Full sun
• Sub Type: Groundcover

Stonecrop (Sedum)

• Common Name: Stonecrop
• Scientific Name: Sedum
• Type: Perennial
• Water: moderate to dry
• Soil PH: 6.8 to 7.5
• Flower Color: Rosy pink buds turning to red
• Special Characteristics: attracts birds and butterflies, container
• Hardiness Zone(s): 3 to 9
• Height At Maturity: 12″ to 24″
• Sun: Full Sun
• Sub Type: Groundcover

Strawberry foxglove (Digitalis × mertonensis)

• Common Name: Strawberry foxglove
• Scientific Name: Digitalis × mertonensis
• Type: Perennial
• Water: Medium
• Soil PH: 6.6 to 7.5
• Flower Color: Coppery rose
• Special Characteristics: Attracts hummingbirds, deer-resistant, showy flowers, easy-to-grow
• Hardiness Zone(s): 4 to 8
• Height At Maturity: 36-48″
• Sun: Full sun to part shade
• Sub Type: Groundcover

Strawberry Hedgehog Cactus (Echinocereus Stramineus)

• Common Name: Strawberry Hedgehog Cactus
• Scientific Name: Echinocereus Stramineus
• Type: Cactus/Succulent
• Water: Dry
• Soil PH: 6.1 to 7.8
• Flower Color: Red, Pink, Purple
• Special Characteristics: Attracts Birds and Butterflies, Container, Showy Flowers, Tolerates Drought
• Hardiness Zone(s): 9 to 11
• Height At Maturity: 1″ to 12″
• Sun: Full Sun

Sumac Plant (Rhus)

• Common Name: Sumac Plant
• Scientific Name: Rhus
• Type: Shrub
• Water: Moderate
• Soil PH: 6.8 to 7.2
• Flower Color: Green, Yellow
• Special Characteristics: Tolerates Rabbit, Tolerates Drought
• Hardiness Zone(s): 3 to 8
• Height At Maturity: 15′ to 25′
• Sun: Full Sun to Part Shade
• Sub Type: Evergreen

Sunflower (Helianthus Annuus)

• Common Name: Sunflower
• Scientific Name: Helianthus Annuus
• Type: Annual
• Water: Moderate moisture to tolerate drought
• Soil PH: 6.0 to 7.5
• Flower Color: Yellow, red, mahogany, bicolor rays with brown to purple center disk
• Special Characteristics: Attracts birds and butterflies, container and deer-resistant
• Hardiness Zone(s): 2 to 11
• Height At Maturity: 3′ to 20′
• Sun: Full sun
• Sub Type: groundcover

Sunflower (Helianthus divaricatus)

• Common Name: Sunflower
• Scientific Name: Helianthus divaricatus
• Type: Perennial
• Water: Dry to medium
• Soil PH: 4-7
• Flower Color: Yellow rays with darker yellow center disk
• Special Characteristics: Attracts birds and butterflies
• Hardiness Zone(s): 3 to 8
• Height At Maturity: 24-72′
• Sun: Part shade
• Sub Type: Groundcover