| Queen Anne's Lace |  | Botanical Name: Daucus carota Zone 3-8 Clumping form with fern like lacy foliage and flat white flowers in summer Herbaceous Full sun Grows to 24" tall and wide | more info
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| Queen of the Prairie - Meadowsweet |  | Botanical Name: Filipendula rubra 'Venusta' Zone 3-8 Shrubby compact habit with astilbe like foliage and large fluffy pink plumes July to August Herbaceous Full to part sun Grows to 3-4' tall and wide | more info
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| Resurrection Flower |  | Botanical Name:Lycoris squamigera Zone 5-9 Clumping habit with rose pink flowers in summer Herbaceous Full to part sun Grows to 9-12" tall and wide | more info
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| Rock Rose 'Dazzler' |  | Botanical Name: Helianthemum 'Dazzler' Zone 4-9 Low groundcover form with brick red single flowers with yellow centers June to July Herbaceous Full sun Grows to 6-8" tall by 12-18" wide | more info
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| Rock Rose 'Henfield Brilliant' |  | Botanical Name: Helianthemum 'Henfield Brilliant' Zone 4-9 Low compact form with gray foliage and orange flowers June to July Herbaceous Full sun Grows to 6-8" tall by 12-18" wide | more info
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| Rock Rose 'Wisley Pink' |  | Botanical Name: Helianthemum 'Wisley Pink' Zone 4-9 Low groundcover habit with gray foliage and rose pink flowers June to July Herbaceous Full sun Grows to 6-8" tall by 12-18" wide | more info
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| Rock Rose 'Wisley Primrose' |  | Botanical Name: Helianthemum 'Wisley Primrose' Zone 4-9 Low compact form with gray foliage and bright yellow flowers June to July Herbaceous Full sun Grows to 6-8" tall by 12-18" wide | more info
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| Rock Rose 'Wisley White' |  | Botanical Name: Helianthemum 'Wisley White' Zone 4-9 Low groundcover form with green foliage and white flowers June to July Herbaceous Full sun Grows to 6-8" tall by 12-18" wide | more info
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| Rose Mallow 'Disco Belle Pink' |  | Botanical Name: Hibiscus moscheutos 'Disco Belle Pink' Zone 4 Upright compact habit with lush green foliage and large pink blooms August to September Herbaceous Full sun Grows to 3' tall by 2' wide | more info
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| Rose Mallow 'Disco Belle Red' |  | Botanical Name: Hibiscus moscheutos 'Disco Belle Red' Zone 4 Upright compact form with light green foliage and red blooms August to September Herbaceous Full sun Grows to 3' tall and wide | more info
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| Rose Mallow 'Fantasia' |  | Botanical Name: Hibiscus 'Fantasia' Zone 4 Upright form with maple like green leaves and huge ruffled lavender flowers August to September Herbaceous Full sun Grows to 3' tall and wide | more info
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| Rose Mallow 'Kopper King' |  | Botanical Name: Hibiscus 'Kopper King' Zone 4 Upright dense habit with coppery red foliage and gigantic white flowers with red eyes August to September Herbaceous Full sun Grows to 3-4' tall and wide | more info
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| Rose Mallow 'Lord Baltimore' |  | Botanical Name: Hibiscus 'Lord Baltimore' Zone 4 Upright form with lush green foliage and huge bright red flowers August to September Herbaceous Full sun Grows to 4' tall by 3-4' wide | more info
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| Rudbeckia fulgida |  | A Perennial Plant of the Year winner, easy to grow. Masses of yellow daisy flowers with black centers above thick, dark green foliage; tolerant of harsh conditions. Requires full sun. | more info
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| Rupturewort |  | Botanical Name: Herniaria glabra 'Green Carpet' Zone 5 Carpet like form with finely textured leaves Herbaceous Full to part sun Grows to 2-3" tall by 18-24" wide | more info
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| Russian Sage 'Filigran' |  | Botanical Name: Perovskia atriplicifolia 'Filigran' Zone 5-9 Bushy form with fine aromatic gray foliage and blue flowers July to September Herbaceous Full sun Grows to 36" tall and wide | more info
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