Silver Wormwood
Sky Flower. Golden Dew-Drop
Skyrocket Juniper
Slender Sedge
Small Cape Rush
Smokey Australian Rosemary
Smooth-edged Agave
Snapdragon
Snow Ball Viburnum
Snow White Flowering Tea Tree
Snow-In-Summer
Soaptree Yucca
Society Garlic
Sonoma Sage, Creeping Sage
Sour Grapes Penstemon
Southern Magnolia, Bull Bay
Southern Pink Flowering Currant
Spanish Bayonet
Spanish Lavender
Sparaxis, Harlequin Flower