Blue Marguerite, Blue Felicia Daisy
Blue Oat Grass
Blue or False Sea Holly
Blue Pacific Shore Juniper
Blue Palo Verde
Blue Pfitzer Juniper
Blue Potato Bush
Blue Rug Juniper
Blue Spike Sage
Blue Staccato Bearded Iris
Blue Star Creeper, Isotoma
Blue Thimble Flower, Globe Gilia
Borage
Boston Ivy
Bottle Tree, Kurrajong
Bougainvillea
Bougainvillea, Barbara Karst
Bougainvillea, California Gold
Bougainvillea, Camarillo Fiesta
Bougainvillea, Jamaica White