Sneezeweed
Snow Queen Bee Balm, Oswego Tea
Snow-In-Summer
Snowdrift Crabapple
Snowdrop Tree, Carolina Silverbell
Snowhill or Smooth Hydrangea
Snowmound Nippon Spiraea
Soft-Stem Bulrush
Soquel Coast Redwood
Sour Gum, Tupelo, Pepperidge
Southern Live Oak
Southern Magnolia, Bull Bay
Southern Pink Flowering Currant
Spanish Bayonet
Spanish Fir
Spanish Lavender
Spartan Columnar Juniper
Spathe Leaved Sedum
Species Hydrangea
Speed Limit Summer Phlox