Rocky Mountain Thimbleberry
Rubus deliciosus
Native toRocky Mountains in New Mexico,Colorado, and Wyoming.Graceful, arching plant to 3–5 ft. tall a...
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Rocky Point Ice Plant
Malephora luteola
To 1 ft. high and 6 ft. wide, with bright green foliage. Inch-wide yellow flowers bloom during most of...
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Roof Iris
Iris tectorum
Native to Japan, where it is planted on cottage roofs. Foliage fans to 1 ft. high look like those of b...
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Rosary Vine
Ceropegia linearis woodii
From South Africa. This little vine features hanging or trailing thin stems growing from a tuberous ba...
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Rose
Rosa
The rose is the queen of flowers, the most loved and widely planted shrub in all temperate parts of th...
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Rose Moss
Portulaca grandiflora
From South America. To 6 in. high, 1 1/2 ft. across. Trailing, branching reddish stems are set with na...
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Rose of Sharon
Hibiscus syriacus
From eastern Asia. To 10–12 ft. tall and 6 ft. wide. Upright and compact when young, spreading a...
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Rosea Ice Plant
Drosanthemum floribundum
From South Africa. Grows to 6 in. tall, but stems trail to considerable length or drape over rocks, wa...
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Roseleaf Sage
Salvia involucrata
To 5–6 ft. high and wide, often in one season. Oval, minutely toothed, 5–6-in.-long, rich ...
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Rosemary
Rosmarinus officinalis
Genus name means "dew of the sea," reflecting the plant's native habitat on seaside cliffs in the Medi...
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Rosemary Barberry
Berberis x stenophylla
Hardy to 0°F/°18°C. Dark green leaves are narrow, 1/2°1 in. long, with rolled-in e...
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Rosemary Grevillea
Grevillea rosmarinifolia
Shrub. To 6 ft. tall, nearlyas broad. Narrow leaves aredark green on top, silverybeneath; look somewha...
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