PASSIFLORA caerulea
(pass-ih-FLOOR-ah) (sir-EW-lee-ah) | PASSCA4 |
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| Common Name: Passion Flower |
| Description: RHS Award of Garden Merit. Large, fragrant, striking sky-blue against white flowers late summer through fall. Fast growing vine with dark green, lobed leaves. |
| Zone: 7 |
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PASSIFLORA 'Scarlet Flame'
pass-ih-FLOOR-ah | PASSSF4 |
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| Common Name: Passion Flower |
| Description: This hybrid cultivar is a cross between vitifolia and coccinea and has the most spectacular scarlet-red flowers of all the red passifloras. Large flowers up to 5" in size! Summer bloomer. |
| Zone: 9 |
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PELARGONIUM Assorted Scented Geraniums
(pel-ar-GO-nee-um) | PELASG3 |
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| Common Name: |
| Description: 2006 Herb of the Year! Wide selection for the perennial or herb garden. Labelled, our choice. |
| Zone: 10 |
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PELARGONIUM Assorted Scented Geraniums
(pel-ar-GO-nee-um) | PELASG4 |
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| Common Name: |
| Description: 2006 Herb of the Year! Wide selection for the perennial or herb garden. Labelled, our choice. |
| Zone: 10 |
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PELARGONIUM 'Frank Headley'
(pel-ar-GO-nee-um) | PELAFH4 |
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| Common Name: |
| Description: RHS Award of Garden Merit. A dwarf, compact, showy plant that is in constant bloom with single, salmon flowers. Clean, white edged, green foliage. |
| Zone: 9 |
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PELARGONIUM peltatum 'Crocodile'
(pel-ar-GO-nee-um) (pel-TAY-tum) | PELACR4 |
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| Common Name: Ivy Leaf Geranium |
| Description: Single, pink flowers with a magenta eye; green, trailing foliage that appears to be covered with a fine, yellow mesh. |
| Zone: 10 |
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PELARGONIUM 'Vancouver Centennial'
(pel-ar-GO-nee-um) | PELAVC4 |
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| Common Name: Geranium |
| Description: This zonal cultivar geranium is an attractive addition to the garden sporting red-orange flowers over golden leaves with a brownish center. |
| Zone: 7 |
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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 barbatus 'Coccineus' ['Jingle Bells']
(PEN-steh-mon)(bar-BAY-tus) | PENSBC5 |
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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. No babying! |
| Zone: 4 |
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PENSTEMON digitalis 'Husker Red'
(PEN-steh-mon)(dij-ih-TAL-iss) | PENSHR5 |
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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 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 '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 'Prairie Dusk'
(PEN-steh-mon) | PENSPD5 |
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| Common Name: Beardtongue, Firecracker |
| 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 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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PEPEROMIA columella
(pep-er-OH-me-ah) | PEPECO3 |
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| Common Name: (Radiator Plant) |
| Description: Snake-like shoots having numerous, thick, fleshy, bright green leaves that are truncated and horseshoe shaped.
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| Zone: 9 |
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PEPEROMIA ferreyrae
(pep-er-OH-me-ah)(fair-ee-RAY) | PEPEFE3 |
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| Common Name: |
| Description: Attractive succulent forms mounds of wispy, lime-green rosettes. |
| Zone: 10 |
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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 microcephala 'Red Dragon' PP# 12,062
(per-sih-KAR-ee-uh) | PERSRD5 |
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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 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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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 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) | PHLOSB5 |
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| Common Name: |
| Description: Masses of blue flowers in spring. |
| Zone: 3 |
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