A dual-purpose legume prized across South Asia for centuries, Sesbania aculeata delivers both high-quality bast fiber for industrial applications and nitrogen-rich green manure for rice-based cropping systems. Kohenoor International exports premium sesbania aculeata seeds with 82%+ germination and 97%+ purity to fiber mills, agricultural programs, and commercial growers worldwide.
Sesbania aculeata occupies a unique position among leguminous crops as both an industrial fiber source and a biological nitrogen fixer. Across India, Pakistan, and Bangladesh, this fast-growing annual has been cultivated for generations to produce strong bast fibers used in rope making, paper pulp manufacturing, and traditional crafts, while simultaneously serving as a pre-rice green manure that enriches paddy soils with biologically fixed nitrogen.
The species is closely related to Sesbania bispinosa and was historically classified under the same binomial, but the fiber industry distinguishes S. aculeata by its taller, more erect growth habit with thicker stems that yield longer, stronger bast fibers. When grown at high plant density, sesbania aculeata produces straight, unbranched stems reaching 2-5 meters in height within 80-120 days, ideal for mechanical fiber extraction.
For buyers seeking a crop that generates both agricultural value through soil improvement and commercial value through fiber sales, sesbania aculeata seeds represent a compelling dual-income opportunity. Kohenoor International supplies this variety in bulk quantities with complete export documentation, serving fiber mills, agricultural cooperatives, and government green manure distribution programs. For a broader overview of the genus, see our guide on What Is Sesbania?
| Parameter | Specification |
|---|---|
| Botanical Name | Sesbania aculeata (Willd.) Pers. |
| Common Names | Prickly sesban, Dhaincha (fiber type), Jayanti |
| Plant Type | Annual herbaceous legume (Fabaceae) |
| Mature Height | 2-5 meters |
| Growth Rate | Moderate to fast |
| Growth Period | 80-120 days (fiber harvest) |
| Seeds per Kilogram | ~40,000 |
| Germination Rate | 82%+ (ISTA standards) |
| Physical Purity | 97%+ |
| Crude Protein (Leaves) | 16-20% DM |
| Nitrogen Fixation | 60-100 kg N/ha/year |
| Salt Tolerance (EC) | 4-6 dS/m |
| Origin | Pakistan (Punjab & Sindh provinces) |
Sesbania aculeata stems produce a medium-grade pulp suitable for writing paper, packaging board, and newsprint when processed through kraft or soda pulping methods. The fiber yield is approximately 40-45% of dry stem weight. In India and Bangladesh, S. aculeata pulp supplements bamboo and hardwood as a fast-renewable raw material for the paper industry, with a complete crop cycle of just 90-120 days compared to 3-5 years for bamboo.
The bast fibers of sesbania aculeata have been used in traditional rope making across South Asia for centuries. After retting (soaking stems in water for 10-15 days), the softened bark is stripped and the long bast fibers are separated, dried, and twisted into rope. Though synthetic alternatives dominate commercial markets, demand for biodegradable natural-fiber rope persists in agriculture, fishing, and handicraft industries.
Chopped S. aculeata fibers are increasingly used as a natural reinforcement in medium-density fiberboard (MDF) and biocomposite panels. The fibers offer good tensile strength and low density, making them suitable for interior building panels, furniture substrates, and automotive interior components. As manufacturers seek sustainable alternatives to synthetic fibers, sesbania aculeata represents a rapidly renewable feedstock.
In rural communities across India, Pakistan, and Bangladesh, sesbania aculeata fibers are woven into mats, baskets, and coarse textiles. The dried pith (inner stem core) is used for making lightweight handicraft items and artificial flower components. These cottage industries provide supplementary income for smallholder farming families during the post-harvest season.
Beyond its fiber value, sesbania aculeata is a proven green manure crop in the rice-wheat and rice-rice cropping systems that dominate South Asian agriculture. When incorporated into flooded paddy soils before rice transplanting, the decomposing biomass delivers multiple agronomic benefits that reduce input costs and sustain long-term soil health.
Sesbania aculeata fixes 60-100 kg of atmospheric nitrogen per hectare through Rhizobium symbiosis. When the crop is ploughed in at 45-60 days, this biologically fixed nitrogen becomes available to the subsequent rice crop over 4-6 weeks as microbial decomposition progresses. Research from IRRI and Indian agricultural universities shows that S. aculeata green manure can replace 40-60% of the recommended urea dose for transplanted rice.
Incorporating 10-15 tonnes of fresh sesbania aculeata biomass per hectare adds significant organic carbon to paddy soils. Over consecutive seasons, this practice increases soil organic matter content, improves water-holding capacity, enhances cation exchange capacity (CEC), and stimulates beneficial microbial populations. Soils receiving regular S. aculeata green manuring show measurably better physical structure and nutrient retention compared to chemically-fertilized control plots.
The typical workflow for sesbania aculeata green manuring in rice systems follows a well-established sequence. Farmers sow S. aculeata seeds in April-May (pre-monsoon) at 30-40 kg per hectare on prepared paddy fields. The crop grows vigorously for 45-60 days, reaching 1.5-2.5 meters in height. It is then incorporated using a disc plough or rotavator, and the field is flooded for rice transplanting 7-10 days later. This rotation has been practiced for generations across the Indo-Gangetic Plain.
Sesbania aculeata thrives in subtropical and tropical climates with mean temperatures of 25-35 degrees C during the growing season. It requires 600-1,500 mm of annual rainfall or equivalent irrigation. The species does not tolerate frost and is best suited for lowland areas below 1,000 meters elevation. Peak growth occurs during warm, humid monsoon conditions (June-September in South Asia).
While S. aculeata prefers well-drained loamy soils with pH 5.5-8.0, it demonstrates moderate tolerance for waterlogging, surviving in partially flooded conditions for several weeks. For fiber production, well-drained soils produce taller, straighter stems with superior fiber quality. For green manure purposes, the crop performs satisfactorily on heavier clay soils and seasonally waterlogged paddy fields. Salt tolerance extends to EC 4-6 dS/m, enabling cultivation on mildly saline lands.
For fiber production, sow at high density of 40-50 kg per hectare in rows spaced 20-25 cm apart. This close spacing promotes unbranched, erect stem growth that maximizes fiber length and quality. For green manure, broadcast at 30-40 kg per hectare onto a prepared seedbed and cover lightly at 2-3 cm depth. Seeds benefit from overnight soaking before sowing to accelerate germination. See our detailed germination guide for step-by-step instructions.
Harvest stems at 90-120 days when they reach 2-4 meters in height but before extensive pod formation, which reduces fiber quality. Cut stems at ground level, bundle, and submerge in slow-moving water or stagnant ponds for 10-15 days of retting. After retting, strip bark and separate bast fibers by hand or machine. Dry fibers in shade to preserve color and flexibility. Well-retted S. aculeata fiber commands premium prices in local fiber markets.
For green manure purposes, incorporate the standing crop at 45-60 days after sowing, ideally at early flowering stage for maximum nitrogen content. Use a disc plough or rotavator to chop and turn in the biomass. Allow 7-10 days of decomposition before flooding the field for rice transplanting.
Kohenoor International supplies sesbania aculeata seeds to the following primary markets:
| Parameter | Fiber Production | Green Manure |
|---|---|---|
| Seed Rate | 40-50 kg/ha | 30-40 kg/ha |
| Row Spacing | 20-25 cm | Broadcast |
| Harvest Timing | 90-120 days | 45-60 days |
| Plant Height at Harvest | 2-4 m | 1.5-2.5 m |
| Primary Output | Bast fiber (dry) | N-rich biomass (fresh) |
| Soil Preference | Well-drained loam | Any, including paddy clay |
| Economic Return | Fiber sales revenue | Fertilizer cost savings |
For a complete comparison of all Sesbania species and their best-fit applications, visit our Sesbania Species Comparison resource.
Sesbania aculeata and Sesbania bispinosa are closely related and historically treated as synonymous by some taxonomists. However, S. aculeata is distinguished by its taller, more erect growth habit optimized for fiber extraction, with thicker stems containing longer bast fibers suited for industrial rope and paper pulp production. S. bispinosa tends to be shorter and bushier, more commonly selected for green manure and gum extraction. In practice, the fiber industry in South Asia preferentially sources the aculeata ecotype for its superior stem fiber quality.
Sesbania aculeata stems are harvested at 90-120 days, retted in water for 10-15 days to loosen the bast fibers, then mechanically separated and dried. The cleaned fiber is sold to paper mills where it is pulped using the kraft or soda process. S. aculeata pulp produces medium-grade paper with good folding endurance and burst strength. In India and Bangladesh, it serves as a supplementary raw material for the paper industry, particularly when jute and bamboo supplies are constrained.
Yes, Sesbania aculeata is widely used as green manure in rice-based cropping systems across South Asia. When sown before the monsoon rice season and incorporated at 45-60 days, it contributes 60-100 kg of biologically fixed nitrogen per hectare. Its moderate waterlogging tolerance allows it to survive in partially flooded paddies. The crop is ploughed under before rice transplanting, and the decomposing biomass releases nitrogen, reduces weed pressure, and improves soil organic matter content.
For optimal fiber production, Sesbania aculeata requires subtropical to tropical temperatures of 25-35 degrees C, well-drained loamy soils with pH 5.5-8.0, and 600-1,500 mm of annual rainfall. Sow at high density (40-50 kg/ha) in rows spaced 20-25 cm apart to promote tall, straight stems with minimal branching. Harvest stems at 90-120 days when they reach 2-4 meters in height. The crop tolerates moderate waterlogging but produces longer, higher-quality fibers on drained soils where stem elongation is maximized.
Get competitive pricing for bulk sesbania aculeata seeds with full export documentation. Minimum order: 1 MT. Available year-round from Lahore, Pakistan.