PLATYCODON grandiflorus 'Shell Pink'
(plat-ee-KO-don) (gran-di-FLOOR-us) | PLATSP3 |
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| Common Name: Balloon Flower |
| Description: Delicate pink flowers. |
| Zone: 4 |
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PLECTRANTHUS argentatus
(plek-TRAN-thus) (ar-jen-TAY-tus) | PLECAR3 |
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| Common Name: Silver Dollar Plant |
| Description: 1999 Plant Select®. RHS Award of Garden Merit. Attractive, silvery coleus relative. Use as an annual for texture and contrast. |
| Zone: 8 |
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PLECTRANTHUS madagascariensis 'Variegatus'
(plek-TRAN-thus) (mad-a-gas-KAR-ee-en-sis) | PLECMV3 |
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| Common Name: Variegated Mintleaf |
| Description: Attractive, fragrant, trailing foliage for baskets or as container skirt plant. |
| Zone: 10 |
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PLECTRANTHUS 'Zulu Wonder'
(plek-TRAN-thus) | PLECZW3 |
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| Common Name: |
| Description: Highly textured leaves with reddish-purple reverse. Flowers dark lilac in late summer and fall. For baskets and combos. |
| Zone: 9 |
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PLUMBAGO auriculata
(plum-BAY-go) (or-ik-yew-LAY-tah) | PLUMAU3 |
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| Common Name: Leadwort |
| Description: RHS Award of Garden Merit. Semi-woody, South African, ornamental shrub with graceful, arching branches producing large, rounded clusters of pale sky blue flowers all season. To 3'+ but may be trimmed and pruned to keep compact. |
| Zone: 9 |
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PODOPHYLLUM peltatum
(poe-doe-FIL-lum) (pel-TAY-tum) | PODOPE5 |
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| Common Name: Mayapple |
| Description: One, great lobed leaf; creamy, nodding flowers; yellow fruit, occassionly red. Native; goes dormant early. Spring only. |
| Zone: 4 |
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POLEMONIUM caeruleum 'Blue Pearl'
(pole-MONE-ee-um) (sir-EW-lee-um) | POLEBP3 |
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| Common Name: Jacob's Ladder, Greek Valerian |
| Description: Bright blue flowers. Kieft Seed variety from Holland. |
| Zone: 3 |
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POLEMONIUM reptans
(pole-MONE-ee-um) (REP-tanz) | POLERE3 |
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| Common Name: Jacob's Ladder, Greek Valerian |
| Description: China-blue bells; native. |
| Zone: 3 |
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POLEMONIUM yezoense 'Purple Rain Strain'
(pole-MONE-ee-um)(yez-oh-ENSE) | POLEPR5 |
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| Common Name: Jacob's Ladder, Greek Valerian |
| Description: Large, violet flowers on upright stems. Foliage during winter through early summer is reddish-purple, mostly with dark stems. In shady site or in summer, leaves are green. Reblooms after deadheading. |
| Zone: 4 |
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POLEMONIUM yezoense 'Purple Rain Strain'
(pole-MONE-ee-um) (yez-oh-ENSE) | POLEPR3 |
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| Common Name: Jacob's Ladder, Greek Valerian |
| Description: Large, violet flowers on upright stems; foliage during winter through early summer is reddish-purple, mostly with dark stems. In shady site or in summer, leaves are green. Reblooms after deadheading. |
| Zone: 4 |
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PONTEDERIA cordata
(pon-te-DER-ee-a) (kor-DAH-ta) | PONTCO5 |
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| Common Name: Blue Pickerel Plant |
| Description: RHS Award of Garden Merit. Important pond plant with shiny, dark green, cordate leaves topped with large spikes of bright blue flowers in summer. H to 2' at water's edge. Available after 5/1. |
| Zone: 4 |
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PORTULACARIA afra decumbent
(por-tew-LAH-kar-ee-a) (AF-ra) | PORTAF3 |
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| Common Name: |
| Description: Low, mounding form of miniature jade. Excellent in containers and the landscape. |
| Zone: 10 |
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PORTULACARIA afra 'Red Stem'
(por-tew-LAH-kar-ee-a) (AF-ra) | PORTRS4 |
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| Common Name: |
| Description: Attractive, dark red stems on miniature jade plant. Excellent as indoor bonsai. |
| Zone: 10 |
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PORTULACARIA afra 'Variegata'
(por-tew-LAH-kar-ee-a) (AF-ra) | PORTAV3 |
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| Common Name: Variegated Elephant Bush, Miniature Jade |
| Description: Almost foolproof and beautiful, 'to scale', indoor bonsai. Easily trained, succulent shrub can be kept happy for years in a sunny window. |
| Zone: 10 |
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POTENTILLA nepalensis 'Ron McBeath'
(poe-ten-TIL-lah) | POTERM5 |
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| Common Name: Cinquefoil, Five Finger |
| Description: Bright carmine-red flowers over long season on clean, neat, disease-free foliage. Big improvement over 'Miss Willmott'. |
| Zone: 5 |
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POTENTILLA nepalensis 'Ron McBeath'
(poe-ten-TIL-lah) (nap-ahl-EN-sis) | POTERM3 |
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| Common Name: Cinquefoil, Five Finger |
| Description: Bright carmine-red flowers over long season on clean, neat, disease-free foliage. Big improvement over 'Miss Willmott'. |
| Zone: 5 |
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POTENTILLA neumanniana
(poe-ten-TIL-lah) (NEW-man-ee-ah-na) | POTENE3 |
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| Common Name: Cinquefoil, Five Finger |
| Description: Mat-forming ground cover with bright yellow flowers. |
| Zone: 4 |
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POTENTILLA thurberi 'Monarch's Velvet'
(poe-ten-TIL-lah) (THUR-ber-eye) | POTEMV3 |
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| Common Name: Cinquefoil, Five Finger |
| Description: Raspberry-red flowers with velvet-red centers June-August. |
| Zone: 4 |
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POTENTILLA x tonguei
(poe-ten-TIL-lah) | POTETO3 |
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| Common Name: Cinquefoil, Five Finger |
| Description: RHS Award of Garden Merit. Good rock garden and ground cover variety. Large, apricot flowers with crimson centers. |
| Zone: 4 |
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PRIMULA auricula Mix
(PRIM-yew-la) (ow-RIK-yew-la) | PRIMAU3 |
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| Common Name: Primrose |
| Description: RHS Award of Garden Merit. Favorite, early spring bloomer. |
| Zone: 2 |
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PRIMULA denticulata Mix
(PRIM-yew-la) (den-tik-yew-LAH-ta) | PRIMDM3 |
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| Common Name: Drumstick Primrose |
| Description: RHS Award of Garden Merit. Dense cluster of flowers in red-purple to white held above a whorl of textured leaves. |
| Zone: 4 |
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PRIMULA denticulata Mix
(PRIM-yew-la)(den-tik-yew-LAH-ta) | PRIMDM5 |
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| Common Name: Drumstick Primrose |
| Description: RHS Award of Garden Merit. Dense cluster of flowers in red-purple to white held above a whorl of textured leaves. |
| Zone: 4 |
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PRIMULA japonica Mix
(PRIM-yew-la) (ja-PON-ih-ka) | PRIMJM3 |
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| Common Name: Primrose |
| Description: Lovely red tones of Candelabra-type flowers. |
| Zone: 5 |
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PRIMULA vulgaris Grandiflora Mix
(PRIM-yew-la) (vul-GARE-iss) | PRIMGM3 |
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| Common Name: English Primrose |
| Description: Large flowers, wide color range. |
| Zone: 5 |
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PRIMULA x bulleesiana
(PRIM-yew-la) | PRIMBU3 |
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| Common Name: Primrose |
| Description: A Candelabra with a bright color range of blossoms from yellow to red to violet. |
| Zone: 5 |
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PRUNELLA Grandiflora Mix
(pru-NELL-a) | PRUNGM5 |
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| Common Name: Self Heal |
| Description: Dense, matted ground cover. Flowers may be violet, rose or white. |
| Zone: 5 |
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PRUNELLA Grandiflora Mix
(pru-NELL-a) (gran-di-FLOOR-ah) | PRUNGM3 |
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| Common Name: Self Heal |
| Description: Dense, matted ground cover. Flowers may be violet, rose, or white. |
| Zone: 5 |
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PSEUDERANTHEMUM carruthersii var. atropurpureum
(soo-der-RANTH-ee-mum) (kar-RUH-ther-see-eye) | PSEUAT4 |
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| Common Name: |
| Description: Large, glossy, deep purple leaves (color of ripe eggplant) on upright stems. Spectacular, rare Pseuderanthemum formerly seen in conservatories, now becoming popular for that 'tropical look' in the landscape and in containers. |
| Zone: 10 |
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PSEUDOGYNOXYS chenopodioides
(soo-doe-jin-OKS-iss) (ken-oh-poh-dee-OY-deez) | PSEUCH3 |
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| Common Name: Mexican Flame Vine, Orange Glow Flame |
| Description: An absolute knockout; bushy, evergreen, twining climber that produces smashing orange daisies with a light scent which is irresistible to butterflies. Not happy at temps below 45 degrees F. |
| Zone: 10 |
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PTILOTUS exaltatus 'Joey'
(ty-LO-tus) (eks-all-TAY-tus) | PTILJO4 |
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| Common Name: |
| Description: Large, glistening silver with dark neon pink feathery flower spikes atop attractive, thick, silver-green foliage. Enthusiastic reviews for this new introduction from Benary. Annual. |
| Zone: 9 |
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