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Hyacinth Bean

Dolichos Lablab purpureus

Hyacinth Bean (Dolichos lablab purpureus) is a fast-growing, annual vine known for its stunning purple flowers and striking, dark green leaves with purple veins. The plant produces vibrant, glossy seed pods that add ornamental beauty to fences, trellises, and arbors. Thriving in full sun and well-drained soil, Hyacinth Bean blooms from midsummer to fall, attracting pollinators like bees and butterflies. This versatile vine is perfect for creating vertical interest in gardens while adding a splash of vivid color.

$3.95

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Plant Data
Growing Instructions
Plant Data
Zones:  Annual - Grows in all zones, 3, 4, 5, 6, 7, 8, 9, 10, 11
Growth Cycle:  Perennial South - Annual North, Self Seeding Annual
Light:  Full Sun
Water Needs:  Moderate, Moderate to High
Color: 
Soil:  Tolerant of most soils, Chalky, Saline, Peaty, Sandy, Loam, Silty, Clay
Growth Rate:  Fast to Moderate, Moderate
Maturity - (Vegetables Only): 
Edible:  Yes, with caution.
Height:  Up to 10 Feet
Evergreen:  No
Special Features:  Attracts Pollinators, Flowering, Groundcover, Fodder and Wildlife , Ornamental, Fast Growing, Container Growing
Warnings:  Uknown - Let us Know
Growing Instructions
How to Germinate Hyacinth Bean

How to Germinate Hyacinth Bean (Dolichos lablab purpureus)

  • Sow Hyacinth Bean seeds directly outdoors in late spring after the last frost, as they are sensitive to cold.
  • If starting indoors, plant seeds 4-6 weeks before the last expected frost date.
  • Soak seeds in warm water for 24 hours before planting to soften the seed coat and enhance germination.
  • Plant seeds 1 inch deep in well-draining soil, spacing them 6-12 inches apart.
  • Choose a sunny location with a support structure, like a trellis, as Hyacinth Bean is a vigorous climber.
  • Water regularly to keep the soil moist during germination, which typically takes 7-14 days.

Additional Tips

  • Hyacinth Bean prefers full sun and well-draining, fertile soil. Add compost or organic matter to enrich the soil before planting.
  • Water regularly, especially during dry periods, but avoid overwatering to prevent root rot.
  • Apply mulch around the base of the plants to retain moisture and suppress weed growth.
  • Provide a sturdy support structure, as this vine can grow rapidly and become quite heavy.
  • Harvest young pods when they are tender, or allow the seeds to mature for use in cooking.
Hyacinth Bean

Hyacinth Bean

$3.95