5 Seeds Decalepis hamiltonii Swallow Root Rare Tropical Climbing Vine

Decalepis hamiltonii, commonly known as Swallow Root, is a rare tropical climbing shrub native to rocky hillsides and scrub forests of southern India. It is valued by collectors and specialty growers for its twining habit, glossy foliage, and fragrant greenish flowers, making it an intriguing specimen for a warm-climate garden or conservatory. It is a slow-growing woody climber that develops a large tuberous root system over time.
The plant is primarily grown as an ornamental curiosity and botanical collectible, with its vigorous twining stems suited to training on trellises, arbors, or pergolas in frost-free settings. Its leaves and flowers add texture and interest to tropical plantings, and the species is often maintained by enthusiasts for conservation and study. Provide warmth, humidity, and a well-draining medium for best results.
Species: Decalepis hamiltonii
Type: Tropical climbing shrub
Plant_Habit: Twining woody vine
Sun: Full sun to partial shade
Soil: Well-draining, sandy or loamy, slightly acidic to neutral
Zones: 10-11
Germination: Sow fresh seeds shallowly in a warm, humid medium; germination may be slow and uneven
Sowing: Surface sow and barely cover; keep moist and warm
Spacing: 3-6 feet between plants
Notes: Slow-growing; provide a trellis for the twining stems