Ipe Decking

Excellent Exotic Decking

Cumaru decking is the second-hardest wood we offer. With a Janka Hardness Rating of 3540, you can expect your deck to last for decades. Apply some decking oil, and you will enjoy a Cumaru deck for over 30 years!

cumaru deck sample

Cumaru wood decking:

  • Will naturally resist to insects, rot, & decay
  • Won't splinter, and is safe for bare feet
  • Is durable and will last 0ver 30 years
  • Is more affordable than composite decking

All the Cumaru decking you order from us is hand-inspected to ensure the highest quality, and we only import from responsible and eco-friendly harvesters.

If you want to see pictures of Cumaru decks, or if you want to learn more, then click through the tabs at the top of the page. If you think Cumaru is right for your deck, then contact us to buy Cumaru decking or request a free price quote.

Cumaru Decking Gallery

Click on any of the pictures of Cumaru decks below to see a larger version. If you like the looks of these Cumaru decks, then contact us to place your order.

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Cumaru Lumber Specs


cumaru lumber


Color varies from a golden tan to a reddish brown. Dark grain accents can be present throughout the wood.

Country of Origin

South America

Botanical Name

Dipteryx Odorata

Other Names

Almendrillo, Brazilian Teak, Tonka, and Tonquin Bean

Mechanical Properties

Bending strength of 14,793 psi.


3540 - Over 6 times stronger than redwood and twice as strong as standard bamboo.

Working Properties

Difficult to saw and bore. Where severely interlocked grain is not present, the wood planes to a smooth surface. Because of its high density and oily nature, the wood glues poorly. It nails and screws well; pre-boring is necessary.


Cumaru is very durable. The heartwood has shown to be very durable in resistance to both brown-rot and white rot fungi. The wood has excellent weathering characteristics.


Cumaru is rated as easy to air-season with a slight tendency to check and with moderate warping; drying was uniformly rapid.


Outdoor Decking, flooring, cogs and shafts, heavy construction, barge and dock fenders, railroad crossties, pulp mill equipment, tool handles, bearings, turnery. A substitute for lignum vitae.


The Cumaru tree is cultivated in many areas for the tonka beans used as a flavoring, which have a vanilla-like flavor.

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Cumaru Decking Prices

Click here to use our decking calculators to determine how much lumber you'll need for your project.

Every decking species we sell is currently on sale. Check it out to see if your order qualifies for this special discount.

> All Prices Are Subject To Change Without Notice <