Parry Manzanita Parry's Agave
Passionflower, Yellow 'Patio Parade' Daylily
'Patrician' Rose Patridgeberry
'Paul Bosley' Mountain Laurel 'Paul's Scarlet' English Hawthorn
Pawpaw Pea, Blue
Pea, Butterfly 'Peace' Butterflybush
'Peace' Rose Peach, Common (spp.)
Peach, Common 'Corinthian Mauve' Peach, Common 'Corinthian Pink'
Peach, Common 'Corinthian Rose' Peach, Common 'Corinthian White'
Peach, Flowering (spp.) Peach, Flowering 'Corinthian Mauve'
Peach, Flowering 'Corinthian Pink' Peach, Flowering 'Corinthian Rose'
Peach, Flowering 'Corinthian White' Peach, Ornamental (spp.)
Peach, Ornamental 'Corinthian Mauve' Peach, Ornamental 'Corinthian Pink'
Peach, Ornamental 'Corinthian Rose' Peach, Ornamental 'Corinthian White'
Pear, Apple Pear, Asian
Pear, Callery 'Aristocrat™' Pear, Callery 'Autumn Blaze'
Pear, Callery 'Bradford' Pear, Callery 'Capital'
Pear, Callery 'Chanticleer' Pear, Callery 'Cleprizam'
Pear, Callery 'Pizzaz' Pear, Callery 'Redspire'
Pear, Callery 'Stonehill' Pear, Callery 'Whitehouse'
Pear, Chinese Pear, Nashi
Pear, Oriental Pear, Sand
'Pearl Meidiland®' Rose 'Peaudeuce' Rose
Pecan, Bitter 'Peer Gynt' Rose
Pelon Mescal 'Pemme Osage' Daylily
'Penda (Bloomerang® Purple)' Lilac 'Penn Lawn' Red Fescue
'Pennant' Dwarf Delphinium 'Pensioner's Voice' Rose
Penstemon, Bunchleaf 'Margarita BOP' Penstemon, Eaton's
Penstemon, Firecracker Penstemon, Foothill 'Margarita BOP'
Penstemon, Guadalupe Mountain Penstemon, Southern Woodland
Penstemon: mexicalihybrid 'Pike's Peak Purple' Pepper Tree, Brazilian
Pepper Tree, California 'Peppermint' Mountain Laurel
Pepperwood Peregrina
Perennial Phlox (spp.) Perennial Phlox 'Australia'
Perennial Phlox 'Blue Paradise' Perennial Phlox 'Bright Eyes'
Perennial Phlox 'Creme de Menthe' Perennial Phlox 'David'
Perennial Phlox 'Dodo Hanbury Forbes' Perennial Phlox 'Eva Cullum'
Perennial Phlox 'Fairest One' Perennial Phlox 'Flamingo'
Perennial Phlox 'Franz Schubert' Perennial Phlox 'Lizzy'
Perennial Phlox 'Mt. Fuji' Perennial Phlox 'Nora Leigh'
Perennial Phlox 'Prime Minister' Perennial Phlox 'Sandra'
Perennial Phlox 'Starfire' Perennial Phlox 'Tenor'
Perennial Phlox 'Windsor' Perennial Salvia 'Purple Rain'
Perennial Sunflower (spp.) 'Perfect Moment' Rose
Perfume Acacia Perry Manzanita
Persea Persian Silk Tree (spp.)
Persian Walnut (spp.) Persian Walnut 'Ambassador'
Persimmon Persimmon, American
Persimmon, Mexican Persimmon, Texas