List of Garden Perennials that start with the letter 'R', such as Ranunculus, Rehmannia and Rohdea. You'll love these perennial garden plants so much that you will yell out Hoo'R'ay! Enjoy!
Rehmannia elata
Item #: 422
Zones: 7a to 10b, at least
Dormancy: Winter
Height: 24" tall
Culture: Sun to Part Sun
Origin: China
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Remusatia pumila 'Mini Mask'
Item #: 5186
Zones: 7b to 10b
Dormancy: Winter, Spring
Height: 14" tall
Culture: Part Sun to Shade
Origin: China, India
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rhodophiala bifida 'Hill Country Red'
Item #: 3014
Zones: 7a to 10b
Dormancy: Spring
Height: 15" tall
Culture: Sun to Light Shade
Origin: Argentina
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica
Item #: 1088
Zones: 6a to 10b
Dormancy: Evergreen
Height: 12" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Chirimen Boshi'
Item #: 2147
Zones: 6a to 10b
Dormancy: Evergreen
Height: 12" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Gunjaku'
Item #: 2152
Zones: 6a to 10b
Dormancy: Evergreen
Height: 10" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Herbie'
Item #: 2705
Zones: 6a to 10b
Dormancy: Evergreen
Height: 8" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Miyako-no-Hana'
Item #: 12927
Zones: 6a to 10b
Dormancy: Evergreen
Height: 20" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Sekkei Nishiki'
Item #: 10028
Zones: 6a to 10b
Dormancy: Evergreen
Height: 6" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Shiro Botan'
Item #: 12631
Zones: 6a to 10b
Dormancy: Evergreen
Height: 15" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Shishi'
Item #: 12633
Zones: 6a to 10b
Dormancy: Evergreen
Height: 3" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Taishu'
Item #: 10027
Zones: 6a to 10b
Dormancy: Evergreen
Height: 10" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Talbot Manor'
Item #: 2149
Zones: 6a to 10b
Dormancy: Evergreen
Height: 10" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rohdea japonica 'Yori-Kaku-no-Matsa'
Item #: 12928
Zones: 6a to 10b
Dormancy: Evergreen
Height: 8" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rosmarinus officinalis 'Arp'
Item #: 1268
Zones: 6a to 9b
Dormancy: Evergreen
Height: 40" tall
Culture: Sun
Origin: Mediterranean Europe
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rubus pentalobus 'Emerald Carpet'
Item #: 729
Zones: 6a to 9b
Dormancy: Evergreen
Height: 6" tall
Culture: Sun to Part Sun
Origin: Taiwan
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rudbeckia fulgida var. umbrosa
Item #: 9719
Zones: 5a to 8b, at least
Dormancy: Winter
Height: 30" tall
Culture: Sun to Part Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rudbeckia maxima
Item #: 355
Zones: 4a to 9b
Dormancy: Winter
Height: 80" tall
Culture: Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Rudbeckia maxima 'Golda Emanis'
Item #: 9084
Zones: 4a to 9b
Dormancy: Winter
Height: 84" tall
Culture: Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Ruellia 'Black Beauty'
Item #: 3918
Zones: 7a to 8b, at least
Dormancy: Winter
Height: 10" tall
Culture: Sun to Part Sun
Origin: United States Hybrid
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Ruellia elegans 'Ragin' Cajun'
Item #: 8832
Zones: 7b to 10b, at least
Dormancy: Winter
Height: 48" tall
Culture: Sun
Origin: Argentina, Brazil
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?
Ruscus aculeatus 'Elizabeth Lawrence'
Item #: 5932
Zones: 7a to 9b, at least
Dormancy: Evergreen
Height: 24" tall
Culture: Part Sun to Shade
Origin: England, Iran, Mediterranean Europe
Pot Size: 3.5" pot (24 fl. oz/0.7 L) ?