PAEONIA lactiflora 'Karl Rosenfield'
(pay-OH-nee-ah) (lak-tih-FLOOR-ah) | PAEOKR8 |
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| Common Name: Peony |
| Description: Deep red, double flowers; medium early. |
| Zone: 3 |
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PAEONIA lactiflora 'Peter Brand'
(pay-OH-nee-ah) (lak-tih-FLOOR-ah) | PAEOPB8 |
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| Common Name: Peony |
| Description: Large, full, deep red, fully double flowers. One of the best red doubles. |
| Zone: 3 |
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Paeonia lactiflora 'Red Sarah Bernhardt'
(pay-OH-nee-ah) | PAEORS8 |
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| Common Name: Peony |
| Description: This late-flowering peony starts out dark pink changing to red and has all the features of Sarah Bernhardt. Long strong stems make it excellent for cutting.
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| Zone: 3 |
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PAEONIA lactiflora 'Sarah Bernhardt'
(pay-OH-nee-ah) (lak-tih-FLOOR-ah) | PAEOSB8 |
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| Common Name: Peony |
| Description: RHS Award of Garden Merit. Fragrant, deep pink, double flowers; late flowering. |
| Zone: 3 |
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PAEONIA 'Red Charm'
(pay-OH-nee-ah) | PAEORC8 |
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| Common Name: Peony |
| Description: Glossy, long-lasting, large, deep red, pom-pom flowers on strong stems in mid to late spring. Great for cut flowers. This hybrid is an American Peony Society Gold Medal Winner. |
| Zone: 2 |
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PAEONIA x 'Flame'
(pay-OH-nee-ah) | PAEOFL8 |
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| Common Name: Peony |
| Description: Hot pink, single flowers with orange tones in late May-June. Strong stems make it an excellent cut. |
| Zone: 3 |
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PAPAVER orientale 'Allegro'
(pah-PAH-ver) (or-ee-en-TALE) | PAPAAL3 |
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| Common Name: Poppy |
| Description: Enormous, 6", dazzling scarlet, black-eyed flowers. |
| Zone: 3 |
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PAPAVER orientale 'Beauty of Livermere'
(pah-PAH-ver) (or-ee-en-TALE) | PAPABL3 |
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| Common Name: Poppy |
| Description: Dark oxblood red flowers. Spring only. |
| Zone: 3 |
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PAPAVER orientale 'Patty's Plum'
(pah-PAH-ver) (or-ee-en-TALE) | PAPAPP8 |
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| Common Name: Poppy |
| Description: Very dark reddish-purple flowers. Spring only. |
| Zone: 5 |
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PAPAVER orientale 'Prince of Orange'
(pah-PAH-ver) (or-ee-en-TALE) | PAPAPO3 |
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| Common Name: Poppy |
| Description: Bright orange-scarlet flowers. |
| Zone: 3 |
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PAPAVER orientale 'Royal Wedding'
(pah-PAH-ver) (or-ee-en-TALE) | PAPARW3 |
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| Common Name: Poppy |
| Description: Striking, pure white flowers with black centers. |
| Zone: 3 |
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PARDANCANDA Dazzler Series
(par-dan-KAN-da) | PARDDA3 |
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| Common Name: Candylily (Special Hardy Strain) |
| Description: Bluebird's fifteen years of crossing, evaluating, and selecting has paid off in this dwarf strain of orchid iris with extra large flowers in a mixture of exciting, new colors. |
| Zone: 5 |
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PARTHENIUM integrifolium
(par-THEN-ee-um) (in-teg-rih-FOE-lee-um) | PARTIN3 |
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| Common Name: Wild Quinine, American Feverfew |
| Description: Huge, flat-topped clusters of 1/2", white flowers for 3-4 weeks in mid summer. A prairie plant with large, bold leaves. Widely used medicinally by Native Americans. |
| Zone: 3 |
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PARTHENOCISSUS tricuspidata
(par-then-o-SIS-us) (try-kus-pi-DAH-ta) | PARTTR3 |
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| Common Name: Boston Ivy |
| Description: RHS Award of Garden Merit. Rich looking vine for covering walls or brick buildings. |
| Zone: 5 |
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PARTHENOCISSUS tricuspidata 'Robusta'
(par-then-o-SIS-us) (try-kus-pi-DAH-ta) | PARTRO5 |
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| Common Name: Woodbine |
| Description: Vigorous selection for stone masonry or ground cover. |
| Zone: 3 |
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PENSTEMON barbatas 'Coccineus' ['Jingle Bells']
(PEN-steh-mon) (bar-BAY-tus) | PENSBC3 |
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| Common Name: Beardtongue, Firecracker |
| Description: From the Four Corners area of New Mexico, Arizona, Colorado, and Utah this three footer offers large, bright scarlet flowers in late summer. Grow in full sun, well-drained soil, and no babying! |
| Zone: 4 |
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PENSTEMON digitalis 'Husker Red'
(PEN-steh-mon) (dij-ih-TAL-iss) | PENSHR3 |
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| Common Name: Beardtongue, Firecracker |
| Description: 1996 PPA Plant of the Year! Striking, deep red foliage; white flowers with pink blush. An outstanding University of Nebraska introduction. |
| Zone: 4 |
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PENSTEMON grandiflorus
(PEN-steh-mon) (gran-di-FLOOR-us) | PENSGR3 |
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| Common Name: Shell-Leaf Penstemon |
| Description: Spikes of large, light pink, purple, or white flowers on this native. |
| Zone: 4 |
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PENSTEMON grandiflorus 'Prairie Snow'
(PEN-steh-mon) | PENSPR3 |
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| Common Name: Beardtongue, Firecracker |
| Description: 2006 GreatPlants™ Release! A Dale Lindgren selection of the Great Plains. Shell-Leaf Penstemon with large, white flowers. |
| Zone: 4 |
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PENSTEMON grandiflorus War Axe
(pen-STAY-mon) (gran-di-FLOOR-us) | PENSWA3 |
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| Common Name: Beardtongue, Firecracker |
| Description: 2005 GreatPlantsTM Release! Exceptionally wide color range including pinks, maroons, reds, and purples. |
| Zone: 4 |
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PENSTEMON hirsutus 'Pygmaeus'
(PEN-steh-mon) (hir-soo-tus) | PENSPY3 |
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| Common Name: Beardtongue, Firecracker |
| Description: Outstanding dwarf covered with violet flowers over a long period. |
| Zone: 4 |
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PENSTEMON pinifolius
(PEN-steh-mon) (pin-ee-FO-lee-us) | PENSPI3 |
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| Common Name: Beardtongue, Firecracker |
| Description: RHS Award of Garden Merit. Shrubby native; scarlet flowers. |
| Zone: 4 |
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PENSTEMON pinifolius 'P019S'Steppe Suns™
(PEN-steh-mon)(pin-ee-FO-lee-us) | PENSSS3 |
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| Common Name: Beardtongue, Sunset Glow Penstemon |
| Description: 2019 Plant Select® This lovely, orange flowered selection of this shrubby native blooms late spring into summer; pine leaf-like foliage on woody stems.
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| Zone: 4 |
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PENSTEMON 'Prairie Dusk'
(PEN-steh-mon) | PENSPD3 |
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| Common Name: Beardtongue, Firecreacker |
| Description: This penstemon was developed by the University of Nebraska and noted for its hardiness with rose-purple flowers in early summer on rosette, basal foliage. |
| Zone: 3 |
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PENSTEMON rostriflorus
(PEN-steh-mon) (ros-tri-FLOOR-us) | PENSRS3 |
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| Common Name: Bridges' Penstemon |
| Description: 2006 Plant Select®. Long-lived plant with small, narrow leaves. Hummingbirds love the small, red, tubular flowers that have a long bloom time in summer. Plant in well-drained soil. Limited. |
| Zone: 4 |
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PENSTEMON strictus
(PEN-steh-mon) (STRIK-tus) | PENSST3 |
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| Common Name: Beardtongue, Firecracker |
| Description: Evergreen, drought-resistant plant with spikes of rosy-lavender blooms. |
| Zone: 4 |
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PENSTEMON x mexicali (RED ROCKS®)
(PEN-steh-mon) (mex-i-KAL-ee) | PENSRR3 |
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| Common Name: Beardtongue, Firecracker |
| Description: 1999 Plant Select®. Companion to Pikes Peak Purple, with bright rose flowers all summer. Both thrive in a wide range of sites and soils. |
| Zone: 5 |
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PEROVSKIA atriplicifolia
(per-OV-skee-ah) (at-trih-pliss-ih-FOE-lee-ah) | PEROAT3 |
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| Common Name: Russian Sage |
| Description: 1995 PPA Plant of the Year! Silver foliage; spikes of lavender-blue flowers in mid summer. Excellent cut or for contrast in the perennial border. Seems to enjoy hot weather! |
| Zone: 5 |
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PEROVSKIA atriplicifolia 'Little Spire' PP# 11,643
(per-OV-skee-ah) (at-trih-pliss-ih-FOE-lee-ah) | PEROLS3 |
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| Common Name: |
| Description: Choice, compact cultivar from Dutch breeder, Herbert Oudshoorn, that rarely exceeds 2'. Spikes of lavender-blue flowers over a long period in mid-late summer. Propagation Prohibited. |
| Zone: 5 |
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PERSICARIA affinis 'Himalayan Border Jewel'
(per-sih-KAR-ee-uh) (a-FIN-is) | PERSHB3 |
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| Common Name: |
| Description: Fine, creeping ground cover with small, light pink flowers in spring. |
| Zone: 3 |
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