ROSULARIA chrysantha
(ros-uh-LAY-ree-a) (kris-ANTH-a) | ROSUCH3 |
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| Description: Small, ornamental rock garden plant that grows like Hen & Chicks. Yellow flowers. For sunny, dry location or rock garden. |
| Zone: 5 |
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ROSULARIA muratdaghensis
(ros-uh-LAY-ree-a) (mur-at-dag-EN-sis) | ROSUMU3 |
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| Description: Rosette-forming Sedum cousin is a fine addition providing texture in the rock garden or trough. Its rich, dark green clumps of rosettes give class to any well-drained, sunny planting. |
| Zone: 5 |
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ROSULARIA serpentinica
(ros-uh-LAY-ree-a) (ser-pen-TIN-ih-ka) | ROSUSR3 |
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| Description: Small rosettes resembling Hen & Chicks have bronze-red coloration. Dark green leaves that turn a dull red in summer. Native to Turkey. |
| Zone: 5 |
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ROTHECA myricoides 'Ugandense'
| ROTHUG4 |
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| Common Name: Butterfly Bush |
| Description: (Name changed from CLERODENDRON ugandensis)
Unusual, two-toned,'butterfly-like' flowers of violet-blue and pale blue all season on erect, tropical shrub. Great for patio tub! |
| Zone: 9 |
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RUDBECKIA (DENVER DAISY ™)
(rud-BEK-ee-ah) | RUDBDD3 |
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| Description: 2009 Plant Select®. Striking, dark eyed, long-rayed, golden daisy hybridized by Benary from native Rudbeckia hirta. This showy plant commemorates the 150th Anniversary of the founding of Denver. Short-lived; best treated as an annual. |
| Zone: 3 |
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RUDBECKIA 'American Gold Rush' PP#28,498
(rud-BEK-ee-ah) | RUDBAG5 |
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| Description: AAS Winner. This Rudbeckia is a heavy bloomer with shades of yellow flowers in mid-summer. Resistant to Septoria leaf spot. |
| Zone: 4 |
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RUDBECKIA fulgida 'Goldsturm'
(rud-BEK-ee-ah) (full-jih-dah) | RUDBGO5 |
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| Description: 1999 PPA Plant of the Year! RHS Award of Garden Merit. Large, deep yellow flowers with bronzy-black cone center. Forms nicely branched plants. Superior, hardy variety. |
| Zone: 3 |
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RUDBECKIA fulgida 'Goldsturm'
(rud-BEK-ee-ah) (full-jih-dah) | RUDBGO3 |
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| Description: 1999 PPA Plant of the Year! RHS Award of Garden Merit. Large, deep yellow flowers with bronzy-black cone center. Forms nicely branched plants. Superior, hardy variety. |
| Zone: 3 |
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RUDBECKIA fulgida 'Goldsturm'
(rud-BEK-ee-ah) (full-jih-dah) | RUDBGO1 |
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| Description: 1999 PPA Plant of the Year! RHS Award of Garden Merit. Large, deep yellow flowers with bronzy-black cone center. Forms nicely branched plants. Superior, hardy variety. |
| Zone: 3 |
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RUDBECKIA fulgida var. fulgida
(rud-BEK-ee-ah) (full-jih-dah) | RUDBFV3 |
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| Description: Flowers later than 'Goldsturm' by two-three weeks. |
| Zone: 3 |
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RUDBECKIA fulgida var. speciosa
(rud-BEK-ee-ah) (full-jih-dah) | RUDBFS3 |
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| Description: RHS Award of Garden Merit. Taller than 'Goldsturm', also longer blooming and more persistent with longer lasting flowers. |
| Zone: 3 |
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RUDBECKIA hirta
(rud-BEK-ee-ah) (HER-tah) | RUDBHI3 |
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| Common Name: Black-Eyed Susan |
| Description: Golden-orange, daisy-like wildflower. Usually short-lived. |
| Zone: 4 |
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RUDBECKIA hirta 'Prairie Sun'
(rud-BEK-ee-ah) (HER-tah) | RUDBPS3 |
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| Description: Striking, 5", 'light green-eyed' flowers whose golden-yellow petals are tipped primrose yellow. Easy to grow; best treated as an annual. Branching plants, excellent in border, container, or cutting garden. |
| Zone: 5 |
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RUDBECKIA maxima
(rud-BEK-ee-ah) (MAKS-ih-mah) | RUDBMX3 |
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| Description: Incredible wildflower. Tall, narrow plant with glaucous leaves to 10". Flowers have 4-6" cones with bright yellow petals. |
| Zone: 5 |
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RUDBECKIA missouriensis
(rud-BEK-ee-ah) (mi-sur-ee-EN-sis) | RUDBMI3 |
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| Common Name: Missouri Black-Eyed Susan |
| Description: Large flowered bouquets of bright yellow flowers above foliage mound of fuzzy leaves. Prefers dry, well-drained soils. |
| Zone: 4 |
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RUDBECKIA nitida 'Herbstsonne'
(rud-BEK-ee-ah) (NI-ti-da) | RUDBHE5 |
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| Description: RHS Award of Garden Merit. Bright yellow, single flowers in fall on spectacular, tall 'back of the border' plants. |
| Zone: 4 |
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RUDBECKIA subtomentosa
(rud-BEK-ee-ah) (sub-to-men-TO-sa) | RUDBSU3 |
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| Common Name: Sweet Coneflower |
| Description: Taller cousin of the 'Black Eyed Susan'; abundant, yellow flowers with shimmering brown centers in a brilliant burst of color that lasts for weeks July-September. Strong, outstanding perennial! |
| Zone: 3 |
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RUDBECKIA triloba 'Blackjack Gold'
(rud-BEK-ee-ah) | RUDBBJ3 |
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| Description: This late bloomer for the fall garden is heavily branched with yellow-gold flowers. Very long lived. |
| Zone: 3 |
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RUDBECKIA triloba 'Prairie Glow'
(rud-BEK-ee-ah) (try-LO-bah) | RUDBPG3 |
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| Description: Prairie Glow has irresistible flowers of burnt orange with yellow tips and chocolate center. Blooms late summer to early fall. |
| Zone: 4 |
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RUELLIA humilis
(roo-EL-ee-a) (HEW-mih-lis) | RUELHU3 |
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| Common Name: Wild Petunia |
| Description: Small, petunia-like, lavender flowers on this native; long bloom season. Excellent plant. |
| Zone: 5 |
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RUMEX sanguineus subsp. sanguineus
(ROO-meks) (san-GWIN-ee-us) | RUMESA3 |
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| Common Name: Garden Sorrel |
| Description: Distinct red to purple veins color the foliage of this perennial, ornamental vegetable. Reddish-purple seedheads. |
| Zone: 6 |
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RUSCHIA pulvinaris
| RUSCPU3 |
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| Common Name: Creeping Shrubby Ice Plant |
| Description: Vigorous evergreen groundcover with succulent, blue-green leaves with pink flowers in late spring-early summer. Deer and rabbit resistant. Drought tolerant.
NEW FOR 2019
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| Zone: 6 |
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SACCHARUM ravennae
(SAK-har-um) (rah-VEN-nay) | GRSARA5 |
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| Common Name: Hardy Pampas Grass, Ravenna Grass |
| Description: Tall, stately plumes. Mulch in colder climates. |
| Zone: 5 |
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SACCHARUM ravennae
(SAK-har-um) (rah-VEN-nay) | GRSARA8 |
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| Common Name: Hardy Pampas Grass, Ravenna Grass |
| Description: Tall, stately plumes. Mulch in colder climates. |
| Zone: 5 |
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SAGINA subulata
(sa-JEEN-a) (sub-yew-LAY-tah) | SAGISU3 |
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| Common Name: Corsican Pearlwort |
| Description: Moss-like, evergreen ground cover for shade. Tiny, white flowers in summer.
Risky to ship in hot weather! |
| Zone: 5 |
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SAGINA subulata 'Aurea'
(sa-JEEN-a) (sub-yew-LAY-tah) | SAGISA3 |
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| Common Name: Pearlwort |
| Description: Golden-yellow foliage forms a dense carpet on this unique, moss-like ground cover with small, white flowers June-August. For rock garden or between stepping stones.
Risky to ship in hot weather! |
| Zone: 5 |
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SALVIA argentea
(SAL-vee-ah) (ar-JEN-tee-ah) | SALVAR3 |
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| Common Name: Silver Sage |
| Description: 1997 Plant Select®. RHS Award of Garden Merit. Very large, wooly leaves form a showy rosette. Our strain has been perennial rather than biennial. Dramatic accent plant. |
| Zone: 5 |
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SALVIA azurea 'Grandiflora'
(SAL-vee-ah) (ah-ZURE-ee-ah) | SALVAG3 |
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| Common Name: Sage |
| Description: Showier, larger-flowered variation of our native Great Plains species, with light blue flowers late summer and fall. Cut back the azureas in July for shorter blooming plants. |
| Zone: 4 |
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SALVIA azurea subsp. pitcherii 'Nekan'
(SAL-vee-ah) (ah-ZURE-ee-ah) | SALVPN3 |
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| Common Name: Pitcher Sage |
| Description: Selection of native with showy, sky blue flower spikes in late summer and fall. |
| Zone: 4 |
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SALVIA elegans
(SAL-vee-ah) (EL-ee-ganz) | HBSAEL3 |
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| Common Name: Pineapple Sage |
| Description: Pineapple-scented foliage; bright red flowers. |
| Zone: 8 |
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