Falcataria
Scientific name: Albizia falcataria
Overview
Falcataria is a very fast-growing tropical tree in the Fabaceae family, native to parts of Southeast Asia and the western Pacific. Albizia falcataria has been extensively cultivated throughout tropical regions because of its rapid growth, large size, and ability to produce substantial quantities of lightweight timber within relatively short rotations.
The wood is typically creamy white to pale yellowish brown or light brown, with relatively little contrast between heartwood and sapwood. Grain is generally straight to slightly interlocked, while texture is moderately coarse. The wood is exceptionally lightweight compared with most tropical hardwoods and is valued primarily where low weight, easy machining, and rapid renewability are more important than hardness or wear resistance.
Falcataria is used for plywood, veneer, lightweight furniture, packaging, boxes, crates, interior components, carvings, and other light-duty applications. Its unusually rapid growth and low-density wood also make it particularly interesting for comparison with heavier Albizia species.
Quick Facts
- Common Name: Falcataria
- Alternate Common Name(s): Batai, Sengon
- Scientific Name: Albizia falcataria
- Region: Asian Hardwoods
- Tree Size: Approximately 80–130 ft (24–40 m) tall, occasionally larger
- Average Dried Weight: Approximately 20–25 lbs/ft³ (320–400 kg/m³), with considerable variation
- Janka Hardness: Reliable standardized species-specific value is not consistently documented
- Grain: Generally straight to slightly interlocked
- Texture: Medium to coarse
Identification Characteristics
Falcataria generally produces pale cream, yellowish-white, or light brown wood. Heartwood and sapwood are often difficult to distinguish because both can remain relatively pale.
The grain is generally straight, although slightly interlocked or irregular grain can occur. Texture is typically medium to coarse, and the wood’s unusually low density is one of its most distinctive physical characteristics.
Key identification traits include:
- Creamy white to pale yellowish-brown wood
- Limited heartwood and sapwood contrast
- Generally straight grain
- Occasionally interlocked grain
- Medium to coarse texture
- Very lightweight character
- Relatively soft surface
Working Properties
Falcataria is generally easy to machine because of its low density and relatively soft wood. It cuts readily with both hand and machine tools and can be shaped without the high cutting resistance encountered in many dense tropical hardwoods.
Its softness can also create challenges. Dull cutting edges may compress or tear fibers rather than cutting them cleanly, and surfaces can become fuzzy during machining. Sharp tools and careful sanding are therefore important when a smooth finished surface is required.
- Cuts readily with conventional tools
- Machines easily with sharp cutters
- Easy to shape and carve
- Suitable for light-duty turning
- Sands readily
- Soft fibers may produce fuzzy surfaces
- Limited resistance to dents and abrasion
Safety Note
Detailed species-specific information concerning reactions to Falcataria wood dust is limited. Dust generated during cutting, routing, turning, and sanding can cause skin, eye, and respiratory irritation.
Appropriate dust collection, eye protection, and respiratory protection are recommended during woodworking operations.
Common Uses
Falcataria’s combination of extremely rapid growth, low density, and easy machining makes it particularly useful where lightweight material is desirable. The wood is used for numerous woodworking and industrial applications, including:
- Plywood
- Veneer
- Lightweight furniture
- Boxes and crates
- Packaging
- Interior components
- Light construction
- Carving
- Utility woodworking
- Wood collections
Sustainability & Notes
Falcataria is notable for exceptionally rapid growth and has become an important plantation and agroforestry tree in portions of tropical Asia. Its ability to produce significant timber volume over relatively short rotations can reduce the amount of time required to regenerate a commercial timber resource.
The species is also used in agroforestry and land-management systems, where rapid canopy development and nitrogen-fixing characteristics can provide additional benefits.
However, plantation sustainability depends on more than growth rate alone. Responsible management should consider soil health, biodiversity, harvesting practices, plantation location, and impacts on surrounding native ecosystems.
Outside its natural range, the species should also be managed carefully because fast-growing introduced trees can become invasive or ecologically disruptive under suitable conditions.
Comparative Notes & Related Species
Moluccan Albizia – An extremely close comparison producing similarly pale, lightweight wood and sharing a history of rapid-growth tropical timber production.
White Siris – A related Asian Albizia producing heavier wood and demonstrating the considerable range of density and timber characteristics within the genus.
Red Siris – A darker and generally heavier Albizia whose reddish-brown heartwood provides a strong visual contrast with the pale wood of Falcataria.
Related Guides
Albizia Species Guide
Explore the Albizia group and compare Falcataria with Moluccan Albizia, White Siris, Red Siris, East Indian Walnut, Silk Tree, and other related species.
Density & Hardness Explained (Janka Scale Guide)
Learn how wood density and Janka hardness affect weight, dent resistance, machining characteristics, durability, and suitability for different applications.
Hardwood vs. Softwood: Key Differences Explained
Discover why Falcataria is botanically classified as a hardwood despite producing wood that is considerably softer and lighter than many familiar softwoods.
Plantation vs. Wild-Harvested Hardwoods
Compare plantation-grown and naturally harvested timber while exploring differences in growth rate, sourcing, forest management, and sustainability.
Best Woods for Furniture Making
Compare furniture woods based on weight, strength, stability, appearance, workability, durability, and intended application.
Compare Wood Properties
See how this species ranks in density and hardness using our Wood Density & Janka Hardness Chart. You can also explore Hardest Woods, Softest Woods, and Most Dense Woods for quick comparisons.
Collector Notes
Falcataria is an excellent collector species because its extremely lightweight wood provides a dramatic contrast with many of the dense hardwoods associated with tropical Asia.
It becomes particularly educational as part of an Albizia collection. Falcataria, Moluccan Albizia, White Siris, Red Siris, East Indian Walnut, and Silk Tree together demonstrate substantial variation in color, density, grain, growth rate, and commercial importance within closely related tropical trees.
Collector specimens should retain scientific identification, geographic origin, and information indicating whether the material came from a plantation, natural population, or introduced tree whenever that information is available.
Share Your Photos of This Species
Do you have lumber, wood samples, tree photographs, woodworking projects, furniture, carvings, turnings, musical instruments, or other items made from this species?
Exotic Woods of the World welcomes photographs from woodworkers, collectors, sawyers, researchers, and wood enthusiasts around the world. Selected submissions may be featured on this page and throughout our website to help document and showcase real-world examples of this species.
When submitting photos, please include the common name, scientific name (if known), a brief description, and any information you would like us to share with the image.
Wood Sample Collection
This species is part of an ongoing effort to document and preserve wood samples from around the world.
Learn more about contributing to the collection:
Resources
Authoritative botanical and forestry references used in compiling information about this species include:
• USDA Forest Service – Wood Handbook: Wood as an Engineering Material
https://www.fpl.fs.usda.gov/products/publications/
• The Wood Database – Global reference for wood identification, physical properties, and woodworking characteristics
https://www.wood-database.com/
• Royal Botanic Gardens, Kew – Plants of the World Online – Botanical taxonomy and species distribution database
https://powo.science.kew.org/
• International Union for Conservation of Nature (IUCN Red List) – Global conservation status assessments
https://www.iucnredlist.org/
• Convention on International Trade in Endangered Species (CITES) – International trade regulations for protected plant species
https://cites.org/
Additional forestry publications, academic research papers, and regional timber studies may also be referenced where available.
Love This Species?
Enjoy learning about this wood species?
Help support the continued growth of Exotic Woods of the World by participating in our Adopt a Species program. Your support helps fund species research, educational content, photography, videos, and future conservation awareness initiatives.
Support Forest Conservation
This species is part of the growing Exotic Woods of the World reference archive, dedicated to documenting and preserving knowledge of the world’s wood species.
Through the Adopt a Species program, visitors can help support ongoing species research, educational content, photography, video production, and future conservation awareness initiatives.
Contributions help fund the continued expansion of this archive while promoting sustainable forestry education and the long-term appreciation of the world’s forests.
Interested in supporting this species? Visit our Adopt a Species and Conservation Partners pages to learn more.
Availability & Where to Buy
Exotic hardwood availability can vary significantly depending on region, sustainability regulations, and supplier inventory.
As this archive grows, recommended suppliers and specialty wood retailers will be listed here to help woodworkers locate responsibly sourced material.
Lumber Suppliers:
Availability varies — see the Where to Buy Exotic Woods page for current sources.
Related Tools & Products:
Availability varies — see the Where to Buy Exotic Woods page for current sources.
Share This Wood Species
Stay Connected
Follow the latest species additions, educational resources, videos, conservation initiatives, and major project milestones through our Site Updates archive.
The Site Updates archive provides a permanent record of new content, library growth, and future developments across Exotic Woods of the World.