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Alcea Spotlight 'Blacknight'
Malvaceae

Alcea Spotlight 'Blacknight'

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Hardiness Zone 3

Discover the plant

Family Malvaceae

The flowers of this hollyhock, proudly erect on sturdy stems, are a deep purple-black. Achieve a dramatic effect when planted in a clump.

Alcea Spotlight 'Blacknight'

Soil and care

The rightconditions.

Fertilization Fertilizer for flowering

Bloom and dimensions

The completeprofile.

Bloom periodJuly
Flower colorPurple
Foliage colorGreen
Maximum height6 feet (1.83 m)
Maximum width24 inches (61 cm)
Growth rateFast
Hardiness zoneZone 3
Minimum temperature'-40°C

Its strengths, naturally.

Not recommended for pets
Not recommended for pets

Pets

Pollinators
Attracts or supports pollinating insects

Pollinators

Butterflies
Plants that attract butterflies

Butterflies

For every seedling

Everything for a strong start.

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Shop all accessories

Hardy perennials

Hardy perennials for colourful, long-lasting gardens

Hardy perennials are essential plants for creating colourful, durable and easy-care gardens. Whether you are looking for perennials online, full sun perennials, shade perennials, partial shade plants, dry soil perennials or easy-care perennials, they offer reliable options for many garden styles. Some varieties are also valued as long-blooming perennials, pollinator plants, hummingbird plants or deer-resistant perennials, making them useful for flower beds, borders and naturalized plantings.