Purple Hyacinth Bean

90.00

Purple Hyacinth Bean (Lablab purpureus) is a striking ornamental vine known for its vibrant purple flowers and glossy, deep purple pods.

This fast-growing annual is native to tropical Africa, it has been cultivated for centuries across Asia, Africa, and the Caribbean for both food and decorations.

Popular for trellises and arbors, it provides quick coverage and attracts pollinators like butterflies with its pea-like flowers.

5 seeds per packet

Botanical Information

  • Scientific Name: Lablab purpureus
  • Family: Fabaceae (Pea/Bean family)
  • Growth Habit: Twining, vigorous annual vine (perennial in zones 10-11)
  • Height: Reaches 10-20 feet in a single season
  • Leaves: Trifoliate, bright green with purple veins, pointed leaflets
  • Flowers: Lilac-purple or white, pea-like, borne in loose clusters
  • Pods: Flat, glossy, reddish-purple, 3-6 inches long, containing 2-4 seeds
  • Seeds: Oval, varying colors (black, brown, white), with a white hilum
  • Pollination: Self-pollinating, though insects may assist

Growing and Care Information

  • Planting Time: Sow seeds in spring after the last frost when nights stay above 50°F.
  • Location: Full sun for best blooms; tolerates partial shade but with fewer flowers.
  • Soil: Prefers rich, well-draining, loamy soil with a pH of 6.0-6.8.
  • Support: Requires a sturdy trellis or arbor, at least 10-15 feet tall.
  • Watering: Keep soil consistently moist but not waterlogged; roots rot in standing water.
  • Fertilizer: Add compost at planting; use a low-nitrogen, high-phosphorus formula monthly.
  • Germination: Seeds sprout in 7-14 days; soak overnight to speed up the process.
  • Maintenance: Low; guide young vines to supports, no deadheading needed.

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