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Common and Latin names |
Plant Type, Hardiness |
Blooming Time |
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Pacaya
Chamaedorea sartorii |
Tropical palm, zone 10-11 |
Summer |
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Palo Blanco, Willard's acacia
Piscidia mollis |
Desert plant, zone 10-11 |
Summer-Fall |
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Pansy
Viola × wittrockiana |
Perenial, zone 4-9
More pansy pictures
What is pansy? |
Early Spring and late Fall |
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Pasque flower
Anemone pulsatilla |
Perennial herb, zone 5-8
More information |
Spring |
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Passion flower
Passiflora spp. |
Vine, zone 6-9
More information |
Late Summer to Fall |
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Patrinia
Patrina scabiosifolia |
Perennial, zone? |
Summer |
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Peach, Flowering peach
Prunus persica |
Small tree, zone 5-9
Flowering peach in Vietnam
More information |
Spring |
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Pear, Bradford Pear, Callery Pear
Pyrus calleryana |
Tree, zone 5-8
More information |
Spring |
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Peegee hydrangea
Hydrangea paniculata |
Shrub, zone 3-9 |
Summer |
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Peony
Paeonia lactiflora |
Perennial, zone 4-8
More peony pictures
Heartland Peony Society |
Spring |
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Peregrina
Jatropha integerrima |
Shrub, zone 10-11 |
Summer |
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Petunia
Petunia sp. |
Annual
More information |
Spring to Fall |
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Philadelphia Flaebane
Erigeron philadelphicus |
Wild flower, weed, zone 2-8
More information |
Spring |
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Phlox, creeping
Phlox stolonifera |
Perennial, ground cover, zone 5-8
More information |
Spring |
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Phlox, garden
Phlox paniculata |
Perennial, zone 4-8
More information |
Spring |
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Pickerel weed
Pontederia cordata |
Water plant, zone 3-11
More information |
Late Summer |
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Pincushion flower
Scabiosa columbaria |
Perennial, zone 4-9
More information |
Summer |
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Pincushion protea
Leucospermum cordifolium |
Sub-tropical shrub, zone 9-11
More pictures and info. |
Spring |
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Pine flower
Pinus sp. |
Tree, hardiness varies with species |
Spring |
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Pineapple lily
Eucomis sp. |
Bulb, zone 7-10
More infomation |
Spring |
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Plum flowers
Prunus americana |
Fruit tree, zone 3-8
More information |
Spring |
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Plumbago, Leadwort
Ceratostigma plumbaginoides |
Perennial, zone 4-9 |
Spring |
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Plumeria
Plumeria rubra |
Shrub/tree, zone 10-11
Link to plumeria page |
Summer to fall |
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Plumeria, Singapore
Plumeria obtusa |
Shrub/tree, zone 10-11
Plumeria Society |
Summer to Fall |
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Poinsettia
Euphorbia pulcherrima |
Shrub, zone 9-11
More information |
Winter |
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Poison Bulb
Crium asiaticum |
Bulb, zone 9-11
More information |
All season |
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Pomelo flowers
Citrus grandis |
Tropical fruit tree, zone 10-11
More information |
Spring |
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Poppy flowers
Papaver spp. |
Annual
Can you grow poppy? |
Spring |
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Portulaca, moss rose
Portulaca grandiflora |
Annual
More information |
Summer |
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Pot Marigold
Calendula officinalis |
Annual
More information |
Summer to early Fall |
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Prairie onion
Allium stellatum |
Bulb, zone 4-8 |
Summer |
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Prairie smoke
Geum triflorum |
Perennial, zone 2-8
More information |
Spring to early Summer |
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Prairie rose
Rosa setigera |
Shrub, zone 4-9
More information |
Spring |
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Prickly pear cactus
Opuntia sp. |
Desert cactus, zone 5
More information |
Late Spring-early Summer |
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Pride of Madeira
Echium candicans |
Tropical shrub, zone 8-10
More information |
Spring |
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Pride of India, Banaba, Queen's crape myrtle
Lagerstroemia speciosa |
Tropical tree, zone 10-11
More information |
Spring |
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Princess tree
Paulownia tomentosa |
Tree, zone 5-9
More information |
Spring |
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Protea
Protea spp. |
Sub-tropical shrub, zone 8-10
Protea from Maui
More infromation |
Spring |
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Purple coneflowers
Echinacea purpurea |
Perennial, zone 4-9
Production of Purple coneflowers as cut flower |
Summer |
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Purple iceplant
Lampranthus productus |
Ground cover, zone 7 |
Summer |
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Purple smoke indigo
Baptisia hybrid |
Perennial, zone 4-9 |
Spring |
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Purslane
Portulaca oleracea |
Annual
More information |
Spring-Summer |
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Pussy willow
Salix discolor |
Shrub, zone 2-7
More information |
Spring |
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