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 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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PERSICARIA amplexicaulis 'Golden Arrow'
(per-sih-KAR-ee-uh) (am-pleks-ih-KAWL-is) | PERSGA5 |
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| Common Name: |
| Description: Narrow spikes of bright cardinal-red flowers above golden, lance-shaped foliage. Wonderful to bring brightness and light into the shade garden. |
| Zone: 4 |
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PERSICARIA amplexicaulis 'Speciosa'
(per-sih-KAR-ee-uh) (am-pleks-ih-KAWL-is) | PERSSP5 |
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| Common Name: |
| Description: RHS Award of Garden Merit. Brilliant scarlet flower spikes on large, dark green plants. |
| Zone: 5 |
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PERSICARIA microcephala 'Red Dragon' PP# 12,062
(per-sih-KAR-ee-uh) | PERSRD5 |
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| Description: Deep maroon leaves on red stems provide interesting garden color possibilities. Leaves are accented by a silvery chevron and topped in late summer and fall by clusters of small, white flowers. Weather and light can affect color intensity, but it's always attractive. From Greg Speichert of Crystal Palace Perennials. Propagation Prohibited. |
| Zone: 5 |
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PERSICARIA microcephala 'Red Dragon' PP# 12,062
(per-sih-KAR-ee-uh) | PERSRD3 |
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| Common Name: |
| Description: Deep maroon leaves on red stems provide interesting garden color possibilities. Leaves are accented by a silvery chevron and topped in late summer and fall by clusters of small, white flowers. Weather and light can affect color intensity, but it's always attractive. From Greg Speichert of Crystal Palace Perennials. Propagation Prohibited. |
| Zone: 5 |
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PERSICARIA polymorpha
(per-sih-KAR-ee-uh) (pol-ee-MOR-fah) | PERSPO5 |
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| Common Name: |
| Description: Fluffy, creamy-white plumes all summer long. Excellent focal point or mass planting. |
| Zone: 3 |
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PETRORHAGIA saxifraga 'Lady Marie'
(pet-ro-RAH-gee-a) | PETRLM3 |
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| Description: Dainty, double, pink flowers all summer on fine foliaged plants. Versatile in the garden, containers or trailing over rock walls. A must have! |
| Zone: 5 |
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PHILADELPHUS microphyllus
(fil-a-DEL-fus) (mik-ro-FIL-us) | PHILMI5 |
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| Common Name: Littleleaf Mock Orange |
| Description: Native of the Rockies; slow and low growing mock-orange is an ideal addition to the perennial garden, border, or for a mass planting on an embankment. Very bushy and graceful with very fragrant (pineapple-like), 1", white flowers in June. Dark brown, glossy, and exfoliating bark adds winter interest. |
| Zone: 5 |
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PHLOX divaricata
(floks) (dy-var-ih-KA-ta) | PHLODI3 |
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| Common Name: |
| Description: 2011 GreatPlantsTM Perennial of the Year. RHS Award of Garden Merit. Masses of blue flowers in spring; durable, dark green foliage. Back by popular request for restoration projects! |
| Zone: 3 |
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PHLOX divaricata 'Louisiana Blue'
(floks) (dy-var-ih-KA-ta) | PHLOLB3 |
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| Description: Flowers are a richer, darker blue. |
| Zone: 3 |
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PHLOX 'Forever Pink' PP #24,918
(floks) | PHLOFP3 |
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| Common Name: Phlox |
| Description: Forever Pink has 1" purplish-pink blooms that cover the plant for three weeks in June and again in the fall on yellowish-green foliage.Propagation Prohibited. |
| Zone: 4 |
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PHLOX paniculata 'David'
(floks) (pan-ik-yew-LAY-ta) | PHLPDA3 |
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| Common Name: Tall Garden Phlox |
| Description: 2002 PPA Plant of the Year! Deliciously fragrant, tall, and white. Highly mildew resistant foliage.
Warm season grower; may be dormant in early spring. |
| Zone: 3 |
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PHLOX paniculata 'Eva Cullum'
(floks) (pan-ik-yew-LAY-ta) | PHLPEC3 |
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| Common Name: Tall Garden Phlox |
| Description: Large, true pink flowers with distinctive red eyes; plants have increased mildew resistance.
Warm season grower; may be dormant in early spring. |
| Zone: 4 |
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PHLOX paniculata 'Laura'
(floks) (pan-ik-yew-LAY-ta) | PHLPLA3 |
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| Common Name: Tall Garden Phlox |
| Description: Extremely showy, 5-6" clusters of fragrant, deep purple flowers with white, star centers. Blooms from mid to late summer. Very easy to grow; mildew resistant variety.
Warm season grower; may be dormant in early spring. |
| Zone: 4 |
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PHLOX paniculata 'Norah Leigh'
(floks) (pan-ik-yew-LAY-ta) | PHLPNL5 |
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| Common Name: Tall Garden Phlox |
| Description: Creamy-white leaves with a center line of green. Attractive, variegated foliage; lavender blossoms. Striking accent plant.
Warm season grower; may be dormant in early spring. |
| Zone: 3 |
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PHLOX paniculata 'Starfire'
(floks) (pan-ik-yew-LAY-ta) | PHLPST3 |
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| Common Name: Tall Garden Phlox |
| Description: RHS Award of Garden Merit. Brightest red.
Warm season grower, may be dormant in early spring. |
| Zone: 3 |
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PHLOX paniculata Super Ka-Pow Coral PP#33,863
(floks) | PHLPKC3 |
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| Common Name: |
| Description: This phlox has large coral flowers in mid-summer, is mildew resistant and excellent for cutting. Attracts hummingbirds and butterflies. Photo courtesy of Ball Seed.
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| Zone: 4 |
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PHLOX paniculata Super Ka-Pow White PP#33,187
(floks) | PHLPKW3 |
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| Common Name: |
| Description: Nice branching and large white flowers in mid-summer. Nice cutting flower. Attracts hummingbirds and butterflies. Photo courtesy of Ball Seed. |
| Zone: 4 |
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PHLOX subulata 'Blue'
(floks) (sub-yew-LAY-tah) | PHLOSB3 |
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| Common Name: Creeping Phlox |
| Description: Masses of blue flowers in spring.
Evergreen mats of moss-like foliage, a fine ground cover that is a mass of color in spring. |
| Zone: 3 |
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