Alcea rosea var. nigra Seeds – Arabian Nights Black Hollyhock Flowers

Arabian Nights Black Hollyhock (Alcea rosea var. nigra) is a tall, ornamental flowering plant belonging to the Malvaceae family, commonly known as the mallow family. This distinctive Hollyhock variety is recognized for its dramatic deep maroon to nearly black flowers, upright flowering stems, and broad green foliage.

The Arabian Nights Hollyhock plant develops a striking vertical growth habit, producing tall flower spikes decorated with large, open, cup-shaped blossoms. The flowers typically display rich chocolate-maroon coloring that can appear almost black under certain lighting conditions, with contrasting yellow centers.

Alcea rosea var. nigra is commonly grown as a biennial or short-lived perennial, depending on climate and growing conditions. Its tall structure and distinctive flower color make it suitable for cottage-style gardens, ornamental flower borders, traditional landscapes, and decorative planting arrangements along fences and walls.

During the flowering season, blossoms develop progressively along the upright stems, creating a display that provides both height and dark floral contrast in the garden. These flowers can also attract visiting bees and other pollinating insects.

Arabian Nights Black Hollyhock seeds offer gardeners an opportunity to cultivate this traditional ornamental flowering variety from seed. Successful establishment depends on adequate sunlight, well-drained soil, suitable sowing temperatures, and consistent care during early plant development.

• Botanical Name: Alcea rosea var. nigra

• Common Names: Arabian Nights Hollyhock, Black Hollyhock, Nigra Hollyhock

• Plant Family: Malvaceae

• Plant Type: Biennial or short-lived herbaceous perennial

• Growth Habit: Tall, upright, and flowering-spike forming

• Mature Height: Commonly approximately 150–240 cm (5–8 feet)

• Mature Spread: Approximately 45–60 cm (18–24 inches)

• Foliage: Broad, rounded green leaves with shallow lobes

• Leaf Texture: Slightly rough, with noticeable veins

• Flower Color: Deep maroon, dark chocolate, to nearly black

• Flower Appearance: Large, open, cup-shaped blossoms with contrasting yellow centers

• Flowering Season: Generally mid-to-late summer, depending on climate

• Stem Characteristics: Tall, upright flowering stems

• Sunlight Requirements: Full sun; some light shade tolerated

• Soil Preference: Moderately fertile, well-drained garden soil

• Watering Requirements: Consistent moisture during establishment

• Growing Environment: Temperate outdoor flower gardens

• Garden Uses: Cottage gardens, ornamental borders, fence-line plantings, and flowering backdrops

Arabian Nights Black Hollyhock develops a strong upright growth habit, producing broad foliage near the base followed by tall flowering stems as the plant matures.

The foliage consists of large, rounded to heart-shaped green leaves with shallowly lobed margins and prominent veins. These leaves form an attractive leafy foundation beneath the flowering stems.

During the active growing season, Alcea rosea var. nigra produces upright flower spikes that rise above the foliage. These stems carry large, open blossoms arranged along their length.

The flowers are the plant's most distinctive ornamental feature. Their petals typically display deep burgundy, chocolate-maroon, or nearly black coloring, often with a subtle reddish appearance under direct sunlight.

Each open flower features a contrasting central area, commonly displaying yellow stamens that stand out against the dark petals.

Flowers generally open progressively along the stems, beginning toward the lower sections and continuing upward as the flowering season advances.

Following flowering, rounded seed structures may develop along the stems. Established plants may also produce naturally dispersed seeds when suitable conditions allow.

The dramatic contrast between the dark flowers and green foliage makes Arabian Nights Hollyhock particularly noticeable in traditional and contemporary garden designs.

Arabian Nights Black Hollyhock seeds can be started indoors in seed trays or sown directly into prepared garden soil when seasonal conditions are suitable.

1. Growing Medium Preparation: Fill a seed tray or suitable container with fine-textured, well-draining seed-starting medium.

2. Seed Sowing: Place the seeds in the prepared growing medium and cover them lightly with a thin layer of soil.

3. Sowing Depth: Shallow sowing is generally suitable; avoid burying seeds deeply.

4. Moisture Management: Keep the growing medium consistently moist without allowing prolonged waterlogging.

5. Temperature Conditions: Maintain moderate temperatures, approximately 15–20°C, during seed germination.

6. Growing Environment: Position containers in a bright, sheltered location with suitable ventilation.

7. Seedling Emergence: Monitor the growing medium as seedlings begin to appear.

8. Seedling Care: Provide adequate light and moderate moisture while seedlings develop their first true leaves.

9. Transplanting: Once seedlings are sufficiently established, transfer them carefully into individual containers or a prepared garden location.

10. Outdoor Establishment: Gradually acclimate indoor-grown seedlings to outdoor sunlight and temperatures before permanent planting.

Under suitable conditions, Black Hollyhock seeds may germinate within approximately 10–21 days, although timing varies with seed condition, temperature, moisture, and sowing methods.

Arabian Nights Hollyhock is commonly grown as a biennial, with plants establishing foliage before producing prominent flowering stems during a subsequent growing season. Flowering time can vary depending on sowing season, climate, and plant development.