Soft Boronia 'Soft Touch' Japanese Holly
'Softly Softly' Rose Solander's Banksia
Soldierwood 'Somerset' Burkwood Daphne
'Sommerflu' Cinquefoil 'Song of India' Reflexed Dracaena
'Song of Jamaica' Reflexed Dracaena 'Sonia' Rose
'Sonic Bloom® Pearl' Old Fashioned Weigela 'Sonic Bloom® Pink' Old Fashioned Weigela
'Sonic Bloom™ Red' Old Fashioned Weigela 'Sonnet Spring' Azalea
Sonoma Manzanita (spp.) Sonoma Manzanita 'Howard McMinn'
Sonoran Desert Ruellia Sonoran tree Beargrass
Sophora Sophora, Hairy
Sorrel Sorrel, Jamaica
Sorrel, Red Sotol
South African Sage Wood 'South Beach™ Purple Sky' Lantana
Southern Arrowwood (spp.) Southern Arrowwood 'Blue Muffin®'
Southern Bayberry Southern Beech
Southern Blackhaw (spp.) Southern Blackhaw 'Emerald Charm™'
Southern Bush Honeysuckle 'Butterfly' Southern White Cedar 'Andelyensis'
Southern White Cedar 'Conica' Southern White Cedar 'Ericoides'
Southern White Cedar 'Heatherbun' Southern Yew 'Maki'
'Souvenir de Bonn' Flowering Maple: Abutilon 'Souvenir de President Doumer' Bigleaf Hydrangea
'Spaethii' White Dogwood Spanish Broom
Spanish Broom: junceum Spanish Dagger (spp.)
Spanish Dagger Variegated Spanish Lavender (spp.)
Spanish Lavender 'Divine Wine' Spanish Lavender 'Otto Quast'
Spanish Lavender 'Silver Anouk' Spanish Lavender: stoechas pedunculata
Spanish Stopper 'Sparkle' Japanese Barberry
Sparkleberry 'Sparkleberry' Holly
Spatulate Gardenia Spearvine
'Spectabilis' Border Forsythia: intermediahybrid 'Spellbinder' Rose
Spice Bush Spice Bush, Greyblue
Spice Bush, Oriental Spice Bush: megaphylla
Spice Bush: salicifolia 'Spice Island' Rosemary
Spice, Bush Spice, Bush Northern
Spiceberry Spicebush 'Aphrodite'
Spicebush 'Venus' Spicebush, Western
Spicewood Spider Aralia
Spider Flower 'Aromas' Spider Flower 'Caloundra Gem'
Spider Flower 'Canberra Gem' Spider Flower 'Mason's Hybrid'
Spider Flower 'Noellii' Spider Flower 'Oleoides x Shiressii'
Spider Flower 'Pink Lady' Spider Flower 'Pink Pearl'
Spider Flower 'Poorinda Golden Lyre' Spider Flower 'Red Hooks'
Spider Flower 'Ruby Clusters' Spider Net Grevillea
Spike Winter Hazel 'Spilled Wine®' Old Fashioned Weigela
Spindle Tree (spp.) Spindle Tree 'Matanzaki'
Spindle Tree 'Microphyllus' Spindle Tree 'Silver King'
Spindleberry, Climbing Spindletree (spp.)
Spindletree 'Matanzaki' Spindletree 'Microphyllus'
Spindletree 'Silver King' Spindly Grevillea
Spiny Saltbush