Alphabetical Plant Listing

Alcea rosea 'Radiant Rose' (Hollyhock)

Hollyhock 'Radiant Rose', Spotlight Series


Providing architectural height to borders, Alcea rosea 'Radiant Rose' (Hollyhock) is a robust perennial which produces tall, sturdy spikes of funnel-shaped, brilliant rosy-pink, single flowers, 4 in. across (10 cm), with a bright buttery-yellow throat. Blooming from mid to late summer, the striking flowers are arranged all round the spike and bloom from the bottom up. An old garden favorite, Hollyhock is best when grown against a wall or fence or at the back of the border.

Alcea rosea 'Radiant Rose' belongs to the Spotlight Series, noted for its truly perennial cultivars, not biennial.

  • Grows vigorously up to 5-6 ft. high (150-180 cm) and 2 ft. wide (60 cm). Hollyhocks easily self-seed and can establish colonies in the garden.
  • Performs best in full sun, in average, medium moisture, well-drained soils. Tolerates a wide range of soil conditions, but will not tolerate wet winter soils. Partial shade is appreciated in the hottest climates.
  • Easy to grow, Hollyhock is a welcomed addition to beds and borders and cottage gardens.
  • The flowers are attractive to hummingbirds, which hover near the blossoms, and to butterflies. Rabbit resistant.
  • Propagate by seed sown in gentle heat in mid-winter or in-situ in spring
  • Cut back after flowering.
  • Alcea rosea species is probably native to Asia minor. It may become weedy and potentially invasive in some areas.
  • Find where this species is invasive in the United States.
  • Discover beautiful U.S. native plant alternatives.

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Requirements

Hardiness 3 – 9
Heat Zones 3 – 10
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Alcea - Hollyhocks
Exposure Full Sun
Season of Interest Summer (Mid,Late)
Height 5' – 6' (150cm – 180cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 24" (60cm)
Water Needs Average
Maintenance High
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Cut Flowers, Showy
Tolerance Rabbit
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders, Wall-Side Borders, Walls and Fences
Garden Styles Coastal Garden, Informal and Cottage

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pook123rf / 123RF Stock Photo

While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 3 – 9
Heat Zones 3 – 10
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Alcea - Hollyhocks
Exposure Full Sun
Season of Interest Summer (Mid,Late)
Height 5' – 6' (150cm – 180cm)
Spread 1' – 2' (30cm – 60cm)
Spacing 24" (60cm)
Water Needs Average
Maintenance High
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Well-Drained
Characteristics Cut Flowers, Showy
Tolerance Rabbit
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders, Wall-Side Borders, Walls and Fences
Garden Styles Coastal Garden, Informal and Cottage

Great Plant Combination Ideas with Alcea - Hollyhocks

Guides with Alcea - Hollyhocks

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