Blue Star Creeper
Blue Wildrye
Blue-Eyed Grass
Blue-Green Coast Redwood
Borage
Border or Garden Penstemon
Boston Ivy
Bottlebrush Little John
Bower Vine
Bowles Golden Sedge
Bowles Mauve Wallflower
Box Elder
Bradford Callery Pear
Bridal Wreath
Bridal Wreath and Shoe Button Spira
Bright Bead Cotoneaster
Brilliant Showy Stonecrop
Brittlebush, Desert Encelia
Brittlebush, Incienso
Bronze Loquat