Is black cassava wood Durable? Is it expensive?

Let’s find out, with the growth characteristics and morphology of  black cassava, is the wood from this tree really durable? And what is the price of this tree? Currently, what group of wood belongs to which group of wood in Vietnam’s wood list?

The concept of black cassava wood


This plant is native to Southeast Asian countries such as Vietnam, Laos, Thailand, Philippines, Cambodia, Malaysia, Singapore. In addition, the tree is also grown in many other countries such as China, India, ….

Morphological characteristics of black cassava

This tree belongs to the woody species. Plant height from 15 to 20 m. The trunk diameter is about 50 to 60 cm. Black cassava has a wide and dense canopy, cool green

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Black larch is grouped with  sued wood,  chariot wood…

+ Twisted cylindrical trunk. Outer bark is grayish brown, with small cracks, regular shallowness.

The fruit of the tree is slightly flattened bean-shaped, smooth to the touch, wavy. Length from 20 to 30cm, width about 1 to 1.5cm. When ripe, the black gourd will turn black. Each fruit has about 20 to 30 seeds inside, which brown when ripe. 32,000 to 36,000 seeds are available per kilogram, and can also be used to add flavor to dishes.

What group does black ash wood belong to?

In Vietnam, the wood of this tree is the wood in group I. The tree is 15 to 20 m tall, about 30 to 45 cm in diameter.

The value of black sage is much higher than the current walnut and oak wood.

Ecological characteristics of black cassava

+ Origin: Southeast Asia, grows in Laos, Vietnam, Cambodia, Myanmar, Thailand, India, Philippines, China, …

+ Black cassava grows naturally from the northern provinces back to the southern provinces, especially in Gia Lai, Dak Lak, Kon Tum, and Dong Nai.

+ Usually distributed in the area 1200 m high compared to the water level, where the annual average rainfall is more than 1500 mm. However, black cassava is also tolerant in places with less than 500 mm of rainfall.

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+ It is a light-loving plant and soil rich in calcium, moist, fertile soil. Grows even on dry, sandy soils difficult to grow. Fast growing, good germination. 3 to 5 years old will start to bear fruit.

+ Regeneration from good seeds in bare soil with sufficient moisture; The ability to regenerate young shoots is also good and withstands strong shear forces.

Characteristics of the wood of black cassia

Wood has a distinct cupped, inner core, yellow-white sapwood with a thickness of 3 from 7cm, inside a dark brown core that gradually turns to black purple or discolors when it meets water. The grain is straight, coarse in texture, and the wood is heavy and hard. The tree core is hard to be eaten by termites.

Uses and economic value of black cassava wood

– Main use: making fine art items such as: collapsible, mahogany, antique furniture, tables and chairs, tea cabinets…, there are also some places used for the purpose of making and making offerings. With the same characteristics as  Salky Wood and Peach Rosewood is hard, quite high strength and water-resistant, very durable and sturdy, suitable for making flooring and high-class furniture, decorative arts.

– Taking wood, as an auxiliary tree in the cultivation of agro-industrial trees, used to improve the land or improve the landscape… are the main purposes that make black cassava grown as much as it is today.

In addition to the purposes related to agriculture – industry and forestry development, black bamboo is also used in windbreak to protect urban areas.

Because this tree has extremely strong roots, it goes deep into the ground and develops many roots, so it helps the tree to be strong to withstand storms and protect the urban landscape better.

In addition, an advantage that makes black cassava selected for landscaping in urban areas is that the flowers of this plant do not have a strong smell, and are not suitable for flies. This helps the tree not to cause discomfort to surrounding households and passers-by.

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Is black cassava wood durable?

This is a high-quality wood, with hardness, strength and weight, water resistance, no decay or termites, very little warping or cracking after processing.

Each grain of wood runs in a straight line, the texture is rough, the wood grain is very beautiful. Furthermore, the longer time passes, the darker the wood will become. Since then, the beauty of wooden furniture has been further increased.

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Black larch is also one of the rare woods that can be turned into ebony or driftwood.

Is black cassava wood expensive?

It is thanks to the great uses of black cassia wood in the interior. Today, across the country, black cassava has a multitude of different prices.

So what is the reasonable price of black cassava wood for consumers? This is a question that many people need to learn carefully before buying. The reason is that many establishments have used their prestige to make products with different materials compared to their value, taking advantage of the trust of customers.

Therefore, we can see that, in order to get furniture that is aesthetically pleasing, fully guaranteed in terms of both quality and price, research is essential. When choosing tables and chairs or furniture made from this wood.

The first is to observe the color of the wood grain, then the curvature or warping. To be sure, we should order furniture made from black larch wood at places of long-term and reputable practice.

Below is the current price of black rosewood, which will surely help readers and customers who are intending to buy products.

Logs (measure the center rim, minus 10 cm of bark)

– Diameter 20-30 cm: 3,300,000 VND

– Diameter 30 cm or more: 4,000,000 VND

Wind shaved logs (measured height, small head width, minus 10% bark, sapwood)

– Wood shaved, sawn and peeled with a saw (D≥30 cm, L2-4 m5): VND 4,300,000

CD box lumber (measured length, width, height)

– Sawn timber with sharp edges, sticking to the edges:

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+) D 15-20 cm, L 1.5 m or more: VND 7,000,000

+) D 20-30 cm, L 1.5 m or more: 8,300,000 VND

Boxed lumber exposed to the core, with a little bit of four corners (measured length, width, height):

+) D 30 cm or more, L 1.5 or more: VND 11,000,000

– Face board 20 up, 2 cm thick, 1.5 m long, or more, without heart, intestine: 13,400,000 VND

– Face board 30 up, 2 cm thick, 1.5 m long, or more, without heart, intestines: VND 14,900,000

– Face board 40 up, 2 cm thick, 1.5 m long, or more, without heart, intestines: 16,400,000 VND

Sawn timber:

– Thickness 5-6 cm, L ≥ 1.5 m or more, B ≥ 15-25 cm, stick to the edge, 3 beautiful sides, 1 side can stick the heart. 1.5m long or more: VND 8,000,000

– Thickness 5 cm or more, L 1.5 m or more, B 30 cm, clinging to the edge, allowing to hug the heart: 12,500,000 VND

– Thickness of 5 cm or more, L ≥ 1.5 m or more, B ≥ 30 cm, clinging to the edges. It is allowed to hug the heart or stick the heart on one side. Goods 10% long 2.5 cm, 50% 2 m or more, 40% under 2 m: 12,500,000 VND

Wood sawn flooring:

– 2 cm thick, L ≥ 28 cm, B = 9-11 cm, beautiful 4-sided saw, side grip: 14,000,000 VND

– Thickness 3.5 cm, L ≥ 28 cm, B= 9-11 cm, beautiful 4-sided saw, corner grip: 14,000,000 VND