Blue Palo Verde
Blue Pfitzer Juniper
Blue Point Juniper
Blue Potato Bush
Blue Rug Juniper
Blue Sage
Blue Sea Holly
Blue Staccato Bearded Iris
Blue Star Creeper, Isotoma
Blue Wildrye
Blue-blade
Borage
Border Penstemon
Border Pine
Boston Ivy
Bottle Tree, Kurrajong
Bougainvillea
Bougainvillea, Barbara Karst