• Black Hibiscus Flowers in Sunny Garden Border
  • Black Hibiscus flowering plant in a garden
  • Black Hibiscus Flowers in Sunny Garden Border
  • Black Hibiscus Flowers in Sunny Garden Border
1 4

EdenValleySeeds

Black Hibiscus Flower Seeds for Planting – Heirloom Non-GMO Compact Growth Seeds

Black Hibiscus Flower Seeds for Planting – Heirloom Non-GMO Compact Growth Seeds

No reviews yet
$18.89 USD
$18.89 USD
Sale Sold out
Size
DELIVERY ESTIMATE
Oct 21 – Oct 23 Estimated arrival
ORDER Oct 11 Order placed
ORDER READY Oct 13 – Oct 14 2–3 business days
DELIVERED Oct 21 – Oct 23 10–12 business days total
Carefully packed and tracked from dispatch to delivery.
Secure checkout Carefully packed seeds Tracked delivery Quality-focused selection
View full details

Grow Black Hibiscus from heirloom non-GMO seeds for dramatic dark-toned blooms and attractive green foliage. Ideal for containers, patios, borders, cottage gardens, tropical-style landscapes, and sunny ornamental spaces.

Key Features

  • Produces dramatic deep burgundy to near-black appearing flowers, depending on variety.
  • Heirloom, non-GMO flower seeds for ornamental gardening.
  • Compact growth is suitable for containers, patios, and smaller garden spaces.
  • Performs best in full sun with fertile, well-drained soil.
  • Adds striking contrast to mixed flower beds and tropical-style displays.
  • Suitable for warm-season garden landscapes and protected containers.

Growing Benefits

  • Creates a bold focal point with dark-colored flowers.
  • Compact varieties are suitable for patios, balconies, and container gardens.
  • Attractive foliage adds texture between flowering periods.
  • Works well in mixed borders and tropical-inspired landscapes.
  • Provides seasonal ornamental interest throughout the warm growing period.

Seed Specifications

  • Common Name: Black Hibiscus
  • Botanical Name: Hibiscus spp.
  • Plant Type: Flowering perennial or annual depending on species and climate
  • Flower Color: Deep burgundy, dark red, or near-black appearing depending on variety
  • Flower Shape: Large, showy, funnel-shaped blooms
  • Foliage: Green, often glossy or lobed depending on species
  • Growth Habit: Upright, branching, or compact depending on variety
  • Sunlight: Full sun to partial shade
  • Soil: Fertile, organically enriched, well-drained soil
  • Water: Moderate to high during active growth
  • Germination Time: Approximately 10–21 days under favorable conditions
  • Sowing Depth: Approximately ¼ inch
  • Spacing: Approximately 12–24 inches for compact forms; allow more room for larger varieties
  • Growing Zones: Varies by species; many tropical hibiscus types are suited to USDA Zones 9–11
  • Flowering: Summer through fall under suitable conditions
  • Uses: Containers, patios, borders, cottage gardens, tropical-style landscapes, and ornamental flower beds

Growing Tips

  • Confirm the botanical species or cultivar on the seed packet because “Black Hibiscus” is a descriptive common name rather than a single species.
  • Soak hard-coated seeds in warm water for several hours before sowing if recommended for the specific species.
  • Provide warm soil and consistent moisture during germination.
  • Choose a sunny, sheltered location with fertile, well-drained soil.
  • Protect young plants from cold temperatures.
  • Remove faded flowers to maintain a neat appearance and encourage continued blooming.

Seed Storage

Store unused seeds in a cool, dry, dark location. Keep them sealed in their original packet or an airtight container away from moisture, heat, and direct sunlight.

Important Growing Note

“Black Hibiscus” is commonly used as a descriptive name for hibiscus varieties with very dark burgundy or red flowers. True jet-black flowers are uncommon. Verify the botanical name and cultivar associated with the seed packet before making specific variety claims.

Unique Facts

  • Hibiscus belongs to the Malvaceae family, which also includes okra and cotton.
  • Hibiscus flowers are known for their large, showy blooms and prominent central staminal columns.
  • Flower colors range widely across different species and cultivars.
  • Many tropical hibiscus types are grown as perennials in warm climates and as seasonal container plants in cooler regions.

Growing Instructions

Planting Season: Start seeds indoors 8–10 weeks before the last frost in cooler climates. In warm, frost-free climates, sow outdoors when soil temperatures are consistently warm.

Sowing: Prepare a light, well-drained seed-starting medium. Sow seeds approximately ¼ inch deep and cover lightly.

Depth: Plant approximately ¼ inch deep.

Spacing: For compact varieties, space plants approximately 12–24 inches apart. Larger hibiscus types require additional room.

Sunlight: Provide full sun for vigorous growth and abundant flowering. Partial afternoon shade can be helpful in extremely hot climates.

Soil: Use fertile, organically enriched, well-drained soil. Avoid locations where water remains stagnant.

Watering: Keep soil evenly moist during germination and early growth. Established plants appreciate regular moisture during active growth but should not remain waterlogged.

Germination: Seeds commonly germinate within approximately 10–21 days under favorable warm conditions. Germination speed varies by species and seed condition.

Thinning: Thin seedlings after emergence to reduce crowding and encourage sturdy growth.

Fertilizing: Feed during active growth with a balanced fertilizer according to product directions. Flowering hibiscus may benefit from regular feeding in fertile containers.

Care: Keep the growing area weed-free and provide good airflow. Remove faded blooms and prune lightly when needed to maintain the desired shape.

Flowering/Maturity: Hibiscus generally flowers during the warm growing season. Seed-grown plants may require one or more growing seasons to reach flowering maturity.

Container Growing: Choose a container with drainage holes and use a fertile, well-drained potting mix. Move tropical types indoors before temperatures become too cold.

Overwintering: Tropical hibiscus should be protected from frost and freezing temperatures. In cooler climates, grow plants in containers and move them to a protected location.