NEPETA x faassenii 'Walker's Low'
(NEP-eh-tah)(fah-SEEN-ee-eye) | NEPEWL5 |
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| Common Name: Catmint |
| Description: 2007 PPA Plant of the Year! Lovely, violet-blue flowers over a long period. Attractive, gray-green foliage. Lack of pest or disease problems and low maintenance make it a winner. Deer and rabbit resistant. |
| Zone: 3 |
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OENOTHERA berlandieri 'Siskiyou'
(e-NOTH-er-a) (ber-lan-dee-ER-ee) | OENOSI3 |
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| Common Name: Mexican Evening Primrose |
| Description: Fragrant, 2", pink blooms throughout the summer. Very hardy plant if given good drainage. Smaller and less invasive than Oenothera speciosa, although some taxonomists claim berlandiera = speciosa! |
| Zone: 5 |
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OENOTHERA caespitosa
(e-NOTH-er-a) (say-spih-TOE-sah) | OENOCA3 |
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| Common Name: Gumbo Lily |
| Description: Four, white, heart-shaped petals make 2 1/2 - 4" flowers look like open parachutes. Delightfully fragrant flowers open rapidly in late afternoon and usually close before noon, depending on the strength of sunlight. The Rocky Mountain native flowers from early May to August. Fleshy, branching, deep root makes it drought tolerant. |
| Zone: 3 |
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OENOTHERA fruticosa 'Sonnenwende'
(e-NOTH-er-a) (froo-ti-KO-sa) | OENOSO5 |
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| Common Name: Evening Primrose, Sundrops |
| Description: Dark foliaged cultivar introduced by Marx in 1983. Abundant, bright yellow flowers. |
| Zone: 4 |
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OENOTHERA m. subsp. incana (SILVER BLADE®)
(e-NOTH-er-a) (mak-roe-KAR-pa) | OENOSB3 |
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| Common Name: Evening Primrose, Sundrops |
| Description: 1999 Plant Select®. Southern Great Plains plant introduced by James Locklear, formerly of Nebraska Statewide Arboretum. Silvery-blue leaves complimented by huge, clear yellow flowers from May til frost. Drought tolerant perennial. Best on well-drained sites. |
| Zone: 4 |
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OENOTHERA macrocarpa [missouriensis]
(e-NOTH-er-a) (mak-roe-KAR-pa) | OENOMA3 |
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| Common Name: Missouri Primrose |
| Description: RHS Award of Garden Merit. Large, deep yellow flowers; sprawling plant with glossy, dark green leaves. |
| Zone: 4 |
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OENOTHERA macrocarpa [missouriensis]
(e-NOTH-er-ah)(mak-roe-KAR-pa) | OENOMA5 |
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| Common Name: Missouri Primrose, Sundrops |
| Description: RHS Award of Garden Merit. Large, deep yellow flowers on sprawling plant with glossy, dark green leaves. |
| Zone: 4 |
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OENOTHERA macrocarpa 'Comanche Campfire'
(e-NOTH-er-a) (mak-roe-KAR-pa) | OENOCC3 |
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| Common Name: Evening Primrose, Sundrops |
| Description: 2001 GreatPlantsTM Introduction. The large, shiny silver, drought and sun resistant leaves are complimented by glowing ruby stems topped with huge, delicious yellow flowers until fall. Cutting propagated from an outstanding seedling grown from seed collected in Western Oklahoma by the GreatPlants for the Great Plains group of Nebraska. Limited supply after 4/15. |
| Zone: 4 |
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OENOTHERA macrocarpa subsp. fremontii
(e-NOTH-er-a) (mak-roe-KAR-pa) | OENOFR3 |
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| Common Name: Evening Primrose, Sundrops |
| Description: Large, light yellow flowers beginning in May; most have glaucous leaves, narrower than species. Drought tolerant plants, native to NE & KS. |
| Zone: 4 |
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OENOTHERA pilosella 'Yella Fella'
(e-NOTH-er-a) (py-LOH-sell-ah) | OENOYF3 |
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| Common Name: Evening Primrose, Sundrops |
| Description: Large, brilliant golden flowers open from bright orange buds. Intense green, hairy foliage turns reddish in fall. Blooms all summer. |
| Zone: 4 |
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OENOTHERA pilosella 'Yella Fella'
(e-NOTH-er-a)(pi-lo-SELL-a) | OENOYF5 |
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| Common Name: Evening Primrose, Sundrops |
| Description: Large, brilliant golden flowers open from bright orange buds. Intense green, hairy foliage turns reddish in fall. Blooms all summer. |
| Zone: 4 |
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OPHIOPOGON chingii 'Sparkler'
(oh-fee-oh-POE-gon) (ja-PON-ih-kus) | OPHISP3 |
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| Common Name: Lilyturf, Mondo Grass |
| Description: Fine-leafed dwarf with rich, deep green leaves adorned with sparkling white flowers followed by blue berries. A must for the small or miniature garden. Species corrected from japonicus. |
| Zone: 5 |
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OPHIOPOGON japonicus 'Pygmaeus'
(oh-fee-oh-POE-gon) (ja-PON-ih-kus) | OPHIPY3 |
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| Common Name: Lilyturf, Mondo Grass |
| Description: Miniature with tightly packed, rich green leaves. Slow growing. Use in the trough or dish garden. |
| Zone: 5 |
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OPHIOPOGON japonicus 'Silver Dragon'
(oh-fee-oh-POE-gon) (ja-PON-ih-kus) | OPHISD5 |
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| Common Name: Lilyturf, Mondo Grass |
| Description: White variegated selection. |
| Zone: 6 |
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OPHIOPOGON planiscapus 'Niger'
(oh-fee-oh-POE-gon) (plan-iss-KAP-us) | OPHINI5 |
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| Common Name: Black Mondo Grass |
| Description: RHS Award of Garden Merit. Distinctive, very dark purple foliage with pale lilac-pink flowers July-August. Slow growing edger, ground cover, or contrast plant with Hosta or other paler foliage plants. Best in part shade and moist soil, but will tolerate full sun. |
| Zone: 5 |
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OPLISMENUS hirtellus 'Variegatus'
(op-LIS-men-us) (hir-TEL-us) | GROPHV3 |
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| Common Name: |
| Description: RHS Award of Garden Merit. Fine textured, tropical, striped white tinted pink to red grass for combos and lovely skirts for planters and baskets. Branches thickly and trails. |
| Zone: 9 |
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ORIGANUM libanoticum
(oh-RIG-an-um) (li-ba-NO-ti-kum) | ORIGLI3 |
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| Common Name: Hopflower Oregano |
| Description: 2004 Plant Select®. Vigorous, trailing herb with hops-like bracts of lavender and chartreuse throughout the summer and fall. Looks best cascading over a raised bed, rock garden, or container. Needs well-drained site. |
| Zone: 4 |
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ORTHOSIPHON aristatus
(or-tho-SY-fon) (a-ris-TAH-tus) | ORTHAR4 |
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| Common Name: Cat's Mustache |
| Description: Oblong clusters of tubular, white flowers with distinctive, long, protruding stamens. Hairy, toothed leaves used medicinally in some parts of the world. |
| Zone: 9 |
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OSMUNDA regalis
(oz-MUN-dah) (ray-GAH-lis) | FERNOR5 |
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| Common Name: Royal Fern |
| Description: RHS Award of Garden Merit. Attractive and vigorous.
On native ferns, we can only guarantee live crowns, as they are slow to root in containers; they may never completely root down or form a solid root ball. Foliage does not ship well; remove old foliage and they will grow. |
| Zone: 2 |
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OSTEOSPERMUM 'Avalanche' PP# 22,705
(oss-tee-oh-SPERM-um) | OSTEAV3 |
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| Common Name: Avalanche White Sun Daisy |
| Description: 2011 Plant Select®. Dazzling white flowers with a coppery backing from April through summer. Mats of lustrous, nearly succulent, evergreen foliage. Greater disease resistance and heavier bloom than other sun daisies. Propagation Prohibited. |
| Zone: 4 |
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OSTEOSPERMUM barberiae var. compactum
(oss-tee-oh-SPERM-um) (BAR-ber-ay) | OSTEPM3 |
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| Common Name: (PURPLE MOUNTAIN®) Sun Daisy |
| Description: 1998 Plant Select®. Purple, daisy-like flowers in early spring. |
| Zone: 6 |
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OSTEOSPERMUM x (LAVENDER MIST®)
(oss-tee-oh-SPERM-um) | OSTELM3 |
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| Common Name: Sun Daisy |
| Description: 1998 Plant Select®. Large, 3", lavender-purple, daisy-like flowers from early spring to fall. |
| Zone: 6 |
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OXALIS crassipes 'Rosea'
(oks-AL-iss) (KRASS-ih-peez) | OXALRO3 |
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| Common Name: Strawberry Oxalis |
| Description: Showy, rose-pink flowers on this hardy oxalis for shade. Limited supply. |
| Zone: 5 |
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PACHYPHYTUM 'Blue Haze'
| PACHBH3 |
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| Description: This succulent with blue foliage is a cross between Pachyphytum bracteosum and Pachyphytum glutinicaule. Tiny, yellow or yellow-orange flowers top this succulent. Pachyphytum comes from the Greek name which means thick leaves. |
| Zone: 10 |
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PACHYSANDRA terminalis
pak-ih-SAN-drah)(ter-min-AL-iss) | PACHTE5 |
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| Common Name: Spurge |
| Description: Excellent ground cover for shade; forms a dense, shiny carpet of foliage.
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| Zone: 4 |
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PACHYSANDRA terminalis
(pak-ih-SAN-drah) (ter-min-AL-iss) | PACHTE1 |
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| Common Name: Spurge |
| Description: Excellent ground cover for shade; forms a dense, shiny carpet of foliage. |
| Zone: 4 |
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PACHYSANDRA terminalis
(pak-ih-SAN-drah) (ter-min-AL-iss) | PACHTE3 |
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| Common Name: Spurge |
| Description: Excellent ground cover for shade; forms a dense, shiny carpet of foliage. |
| Zone: 4 |
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PACHYSANDRA terminalis 'Green Carpet'
(pak-ih-SAN-drah)(ter-min-AL-iss) | PACHGC5 |
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| Common Name: Spurge |
| Description: RHS Award of Garden Merit. Broader leaves that are darker and shinier green; plants are more compact and slower spreading than species. Choice variety.
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| Zone: 4 |
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PACHYSANDRA terminalis 'Green Carpet'
(pak-ih-SAN-drah) (ter-min-AL-iss) | PACHGC3 |
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| Common Name: Spurge |
| Description: RHS Award of Garden Merit. Broader leaves that are darker and shinier green; plants are more compact and slower spreading than species. Choice variety. |
| Zone: 4 |
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PACHYSANDRA terminalis 'Green Sheen'
(pak-ih-SAN-drah) (ter-min-AL-iss) | PACHGS1 |
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| Common Name: Spurge |
| Description: Smaller, very glossy, dark green leaves. Slow-spreading variety; most heat tolerant selection. |
| Zone: 4 |
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