Rot Resistant Wood 10 Best Woods That Do Not Rot

Keeping wooden in well condition may be challenging, but what in case your wood could assist you avert rot? Well, if you choose the right wood, it can! Some styles of lumber obviously combat opposed to decay, making them much more long-lasting and ideal than different styles of wood.

Here are the ten of the best woods that do not rot:

  1. Cedar
  2. Redwood
  3. Mesquite
  4. Mahogany
  5. Yew
  6. Bald Cypress
  7. Black Walnut
  8. White Oak
  9. Teak
  10. Black Locust

These woods are particularly effective at combating opposed to the fungi, microbes, and bugs that cause wooden to rot. Let’s communicate extra approximately what makes certain styles of wood rot-resistant and go into all the details. I’ll inform you every little thing you would like to grasp to figure out which kind of wood is good for you.

What Makes Wood Rot-Resistant

Not all wooden is created equal, and with the intention to uncover the foremost durable, low-maintenance lumber on your building project, you’ve possibly puzzled what makes some woods more proof against decay than others.

Trees with large portions of heartwood, natural oils, and extractives are significantly more rot-resistant than other woods.

So, what does that imply for you, and how do you know what woods will stand up best to the elements? Let’s talk about it below.


Rot-resistant woods are purely efficient at fighting against fungus in case you use the heartwood. Heartwood is the wood from the core of the tree. The wood subsequent to the bark, known as sapwood, is not resistant to rotting, and it is only as susceptible to decay as any other wood.

With deforestation on the rise, it has gotten even harder to find heartwood those days. Heartwood is so much ample in old-growth trees, that have thick, dense trunks. Most of the wooden of in these days is from new-growth trees, that are slender and not rot-resistant.

Since there isn’t much heartwood available these days, it might price you handsome profit to use heartwoods on your constructing projects. Still, their longevity assures that they’ll final for many years if treated well, so it is good worth the investment.

Natural Oils

Have you ever handled your wooden fixtures with olive oil, mineral oil, or linseed oil to maintain it in tip-top shape? Some woods comprise their own oils, waxes, and resins, which paintings similar to these superficial polishings, yet they preserve the inside of your wooden in good condition.

Natural oils maintain humidity and water from getting inside the pores and fibers of your wood. In view that most wood-eating fungi merely grow on damp lumber, choosing oily timber on your constructing assignment will avert rot.

These oils can deplete over time, yet in case you preserve your wood oiled or varnished on the surface, its healthy oils will continue to be locked contained in the wood. Keeping your wood sealed will maintain it from getting too wet– and from developing wood-eating fungi!


Rot-resistant woods still rot over time, but they are much less likely to host the fungi and insects that cause wood to decay. That’s due to the fact they comprise sure antimicrobial chemical compounds called extractives.

Extractives are biological compounds that assist trees turn their freshly-grown sapwood into long lasting heartwood. Most of the time, they comprise components like triglycerides, polyphenols, resin, and sterol. Those chemical compounds naturally safeguard the wood from humidity, microbes, and fungi, making them much more proof against rot than other styles of wood.

According to a 2013 study, while the extractives are eliminated from rot-resistant woods, they decompose simply as soon as fast-rotting wood. So, the more extractives a tree has, the higher it will be at fighting off fungus, termites, and different decomposers.

Now, let’s discuss what timber have heartwood and high enough levels of extractives and oils to be rot resistant. We’ll move over the best woods that don’t rot and the unique advantages of each type.

1. Cedar

Cedar is probably the best woods all-around. Moreover its sturdiness and rot-resistance, it smells awesome and repels moths, termites, and different insects. Cedar is so good at resisting fungi and different microbes that numerous people use cedar oil as a topical antibiotic for zits and different skin conditions.

Because cedar is an extremely oily tree, it has some natural waterproofing properties. It also doesn’t have much resin in it, that means that it holds paint, glue, and polish larger than many other kinds of wood.

Cedar comes in many varieties, but the most well liked for building tasks are:

  • Northern White Cedar
  • Western Purple Cedar
  • Yellow Cedar
  • Spanish Cedar

Cedar is a really gentle wood, yet it is nonetheless very durable. It is flexible, making it immune to cracking and warping. Due to all of those benefits, it lasts an extremely lengthy time.

Although cedar has been frequent to withstand decay for upwards of 40 years untreated, it does lose a number of its gorgeous color and scent through the years if you do not deal with it with a UV-resistant varnish a few times a year.

2. Redwood

Redwood is probably the optimal rot-resistant woods for constructing houses. Redwood trees are some of the tallest trees on the planet, and they grow within the Pacific Northwest and New Zealand. As a result of their size and durability, redwood trees make excellent furniture, decking, trim, and structural beams.

Moreover, redwood is very durable due to the fact a lot of the trunk is made up of heartwood. That implies redwood is also rot-resistant because it has excessive degrees of extractives. Redwood is a lot more sustainable than other woods since the others take a lot more time to grow powerful heartwood cores.

Although American redwood is a included species, it grows soon in New Zealand, where such a lot advertisement planks and beams are harvested.

Redwood is a dense softwood, so it’s elementary to work with, particularly taking into account how well it stands as much as pressure. It doesn’t warp a lot either, so it’s an awesome structural constructing material. The colour of the heartwood is usually very red, and it has white sapwood. So, when you are utilizing redwood, preclude cuts with white and go for natural purple planks.

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3. Mesquite

Mesquite is one of the hardest woods you can find. It is fast-growing, so it’s in all likelihood easier to resource than such a lot other rot-resistant woods.

It is likewise a stunning deep pink color with wonderful burls and knots, making for an extremely dynamic-looking wood.

However, mesquite timber are short and knotty, so you might have trouble finding large planks or beams created from this wood. Because of their stout and irregular stature, mesquite timber are generally finest used as smaller items like tables, small furniture, cabinets, floorboards, and trim.

Because of its hardness and size, it is problematical to work with mesquite, but it is well definitely worth the effort.

4. Mahogany

Mahogany is one of the so much recognized woods due to the fact it’s renowned for its rot resistance. It’s generally regarded to be a prime wooden since it lasts so long. It’s particularly long lasting and has a stunning pink colour that makes it famous and generally rather expensive.

Additionally, it’s dense yet gentle and versatile sufficient to work with efficiently. Notwithstanding how wet it gets or how soon the temperature changes, it won’t diminish or warp either. So, you won’t have to worry about cracking with mahogany.

Mahogany is a obviously oily wood, making it really water-resistant. As a result of its weatherproof properties, mahogany is a well-liked option for backyard functions like decks, outside furniture, and siding.

5. Yew

Yew is the two long lasting and flexible, making it one of the most durable and warp-resistant woods worldwide. It does now not have as many extractives as a few of the other trees. However, it comprises a chemical that makes it toxic to bugs and fungi, so it’s still highly rot-resistant.

Also, yew has very straight grains, making it simple to paintings with and exquisite to look at. The heartwood is usually a deep orange-brown color with a healthy glow that comes from its oily texture.

In addition, yew also holds onto wood glue and paint very well, making it a good choice for wood siding and cabinetry.

So, if you desire a flexible but rot-resistant wood, yew is a way to go.

6. Bald Cypress

When it comes to bald cypress trees, purely the heartwood is considered to be durable and rot-resistant. The heartwood is a really light, yellowish color, and the sapwood is cream or white-colored. So, make sure that you select the darkest color available if you have an interest in buying rot-resistant wood.

Bald cypress bushes grow subsequent to water resources in nature, so they have oily, water-resistant heartwood with a stunning shiny luster. It’s an exceptionally tough wood, too, and it has been frequent to take numerous attempt and an extremely sharp blade to cut.

Because of its natural and organic water resistance, bald cypress is a brilliant selection for constructing in wet, marshy, or humid places. This wooden is best for decks, backyard structures, and siding. It’s commonly used for docks and boatbuilding, too.

7. Black Walnut

Black Walnut is a long lasting wood with a large number of extractives, making it a rot-resistant wood.

However, black walnut is much more vulnerable to insect infestation than any other woods on this list since it has large pores that bugs like to conceal or bore in. Still, in case you follow a varnish in your black walnut, bugs won’t have the ability to get into the wood.

Black walnut is dark brown, and it has a very light, almost white sapwood. Always try to get the heartwood if you select black walnut.

Some persons stain the sapwood to make it seem extra like the heartwood, so it would be best to check out the ends and scratch the wooden to examine for varnish. Make sure to examine all the wood for white streaks before buying it to ensure you get the durable, bendy heartwood.

Black walnut holds glue and paint very well, so it is an excellent wood for furniture, shelving, cabinets, trim, and veneer. It’s also a favored wooden for musical instruments, bowls, and carving.

8. White Oak

White oak is so long lasting and rot-resistant that it is a in demand wooden for boat building. It is oily and naturally waterproof, so you could be sure that white oak will stand up to high climate stress gracefully, whatever you are building.

It could be troublesome to inform the adaptation among the sapwood and heartwood with white oak. Both are very mild and olive-yellow, however the sapwood is a bit lighter.

Although white oak is exceptionally durable, it is also very flexible and susceptible to warping. So you must hold it well-varnished when you are using it in an outdoor application.

White oak is also a lot low-priced than the other woods on this list, so when you are searching for the most least expensive approach, this wooden is a way to go. It’s ideal for nearly any job, from flooring and cabinets to barrel building and veneer.

9. Teak

One of the more unique rot-resistant woods is teak. It’s native to Southeastern Asia, and it has been among the best boatbuilding woods for a lot of centuries.

Teak is highly prized for its durability and waterproofness. It’s a waxy, oily wooden that has a fragrant, friendly odor. It has mainly high levels of extractives, too, so it is among the so much rot-resistant woods in the total world.

While teak could appear as if the full package, and in many ways, it is, it comes at a high price. Harvesting teak wood is a complicated process, and it can take decades for the tree to get large enough to be worth harvesting.

Still, teak’s incomparable longevity and beauty make it definitely worth the high cost for a lot of people. It has a lustrous, golden-brown to darkish brown colour that’s not often protected with stain. Teak is also unbelievably water-resistant, so using glues and paint on it perhaps a challenge.

Generally, it is such a lot in general used for carvings, furniture, boats, cabinets, and pavilions.

10. Black Locust

Black locust wood, in general used to make fence posts, railroad ties, ships, and mining beams, is probably the most powerful woods that you can find. It comes in many colors, from olive to darkish brown, and it darkens with age.

If you are searching for a well wood for outdoor constructions that need to take numerous weight, locust is a way to go. Locust is made from traditionally heartwood, so it’s easy to get the foremost rot-resistant cuts when you buy it. In addition, it stands up fantastically well to weather and decay.

Because of its rigidity, black locust wood could be problematical to chop and carve. Often, it’s so robust that it dulls axes and noticed blades.

Black locust is also one of the more reasonably priced woods in this list, that you should want to consider selecting this wooden when you are looking for whatever affordable.

Woods That Rot the Quickest

If you want to know what woods you should restrict for outdoor constructing projects, I’ve you covered. These are a few of the most regular building woods that rot the fastest:

  • Pine
  • Beech
  • Maple
  • Aspen
  • Buckeye

Generally, soft, resinous woods are the 1st to decay. So, you might desire to restrict soft, splintery woods that have sweet resins with the intention to build something that stands up opposed to rot.

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Pro Guidelines for Warding off Wood Rot on Rot-Resistant Woods

Whether you are building a house, a bench, or carving decor, choosing rot-resistant woods will enhance the sturdiness and sturdiness of your project. However, despite the fact that they do arise good to humidity, sunlight, and other harsh conditions, looking after them will maintain them healthy and beautiful for many extra years than if you left them untreated.

To maintain your wood in the finest condition possible:

  • Varnish wooden earlier than installation. If you treat your wooden with a quality sealer or varnish before installing it, you could safeguard every aspect of the wooden from decay and insects.
  • Coat your wooden with a UV-resistant sealer or varnish every year. Even rot-resistant wood will seem washed out and dry after a 12 months of publicity to sunlight and humidity. To keep up with maintenance, observe a coat of UV-resistant varnish every year to maintain the wood oily, blanketed from the sun, and sealed off from decomposers. Be sure to coat the ends of the boards, wherein they are such a lot vulnerable to insects and fungi.
  • Seal the joints. In places in which the wood is jointed, seal the gaps with a waterproof sealant like silicone caulk. Doing so will hinder moisture and bugs from getting at the unfinished ends of the wood.
  • Keep items off of the wood. Although it’s impractical to maintain the wooden clean of all objects, attempt to preserve particles like leaves, boxes, pillows, and different moisture-trapping matters off the wood. It might also assist if you moved any furniture sitting on wood surfaces about an inch or two each few months to dry out the wood.