A striking, tall biennial or short-lived perennial, Alcea rosea ‘Nigra’ produces dramatic, near-black, single flowers with a deep maroon sheen. Rising on tall spires above large, rounded leaves, it adds bold vertical interest and a touch of vintage elegance to cottage and walled gardens.
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Exposure: Full sun; moderately tolerant of coastal and exposed conditions.
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Size: Typically 1.5–2.5 m (5–8 ft) high and 45–60 cm (18–24 in) spread.
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Soil: Prefers fertile, well-drained soil; tolerates a range of soil types but dislikes waterlogging.
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Sun: Requires full sun for best growth and flowering.
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Flowering Time: Mid- to late summer (July–September).
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Uses: Traditionally noted for medicinal and dye purposes.
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Wildlife Benefits: Flowers attract bees, butterflies, and other pollinators; provides nectar during the high summer months.
