Pincushion Cactus
Pine-Leaf Penstemon
Pineapple Guava, Feijoa
Pink Dwarf Ruellia
Pink Fairy Duster
Pink Gaura
Pink Muhly
Pink Muhly Regal Mist
Pink Trumpet Vine
Pinon Pine, Pinyon or Nut Pine
Pomegranate
Pomegranate Wonderful
Poppy Mallow, Wine Cups
Porcupine Grass
Pork And Beans
Powis Castle Artemisia
Prairie Buffalo Grass
Prairie or Sand Penstemon
Prairie Sky Switch Grass
Prairie Verbena, Sandpaper V.