What are the disadvantages of cedar wood?

Author: Prof. Felton Schimmel  |  Last update: Monday, March 23, 2026

While cedar wood is naturally resistant to rot and insect damage, it has some disadvantages. Cedar can be relatively expensive compared to other softwoods. It may also have a strong aroma that some people find unpleasant. Additionally, cedar can be prone to splitting and splintering if not handled properly.

What wood is better than cedar?

When it comes to comparing treated wood vs. cedar, pressure-treated wood is the sturdier and more weather-proof of the two. It's highly resistant to insect attack and rot, and special versions rated for “ground contact” can be buried in soil and will continue to shrug off decay for decades.

What are the negatives of cedar?

Although cedar lasts a long time under ideal conditions and treatment, it tends to degrade more quickly when it's used for ground-level decks, and if it's shaded, it will slowly dry out.

How long will cedar wood last?

Cedar Wood

It resists water reasonably well and doesn't tend to crack. Cedar lasts about 20 years if not treated, but some damage may be noticeable from heavy traffic. Cedar can last for decades when used in your outdoor projects if cared for properly.

What is cedar wood weakness?

Cedar can and will rot and decay, it just takes alot longer than other wood. It can become weak and brittle so it depends on the design of your chairs and the thickness of the planks as to whether or not they'll hold up and support the weight you're going for.

Cedar Grades: How Do I Know The Difference? - TimberTips

What does cedar repel?

The main insect-repelling chemical present in cedar chips is known as thujone. Property owners love how cedar chips can repel a variety of insects including cloth-eating moths, carpet beetles, cockroaches, and certain types of ants.

What animals is cedar toxic to?

#5 Animal Toxicity

There are many studies available on how the use of cedar wood chips and shavings have affected animals continually exposed to these products. Most studies show a correlation with liver dysfunction in animals such as rabbits, guinea pigs, and hamsters.

Do I need to seal cedar wood?

Cedar naturally contains oils that help to repel moisture and insects, which makes it a great choice for siding. However, over time these oils can break down, leaving the wood vulnerable to damage. Sealing your cedar siding helps to protect it from moisture, UV rays, and pests, which can help extend its lifespan.

What is the longest lasting outdoor wood?

Teak. Teak is the king of durable, outdoor woods. It's extremely rot resistant, reasonably dense and straight-grained, will not warp or crack over time, and has an attractive appearance.

Can you leave cedar wood untreated?

Untreated cedar fences, made of natural and rot-resistant wood, can typically last for approximately 15 to 20 years under ideal conditions. However, a cedar fence treated with a protective stain can prolong its life even further, potentially lasting over 30 years with proper maintenance.

Why do bugs hate cedar wood?

Thujone is the insect-repelling chemical that cedar wood naturally releases, and it causes nerve damage to bugs and insects. The wood's aroma becomes more prominent after heavy rainfall, so you don't have to worry about bugs laying eggs on your property.

What is toxic in cedar?

Our results suggest that plicatic acid, a unique constituent of cedar wood, and abietic acid, the major constituent in pine resin, can produce lytic damage to alveolar, tracheal, and bronchial epithelial cells.

What is so special about cedar wood?

Cedar thrives in damp climates, enabling it to withstand many conditions. Cedar doesn't shrink, swell, warp, or decay even when there are severe changes in weather, which makes it such an ideal choice for exterior siding.

What is the cheapest wood for outdoor use?

Yellow pine is a very affordable wood, making it a great choice for outdoor projects. It is also more workable than hardwoods, making it a popular choice.

Why is cedar so expensive?

Cedar is the more expensive of the two for several reasons. Pine is a more abundant wood because it's easier to grow and replenish. Cedar's higher durability also leads to suppliers charging more for that wood.

What is a cheap alternative to cedar?

Larch is one of the 'hardest' softwoods there is. In fact, such is their similarity, we've written an entire blog post dedicated to comparing Western Red Cedar and Siberian Larch cladding. If you're running a tighter budget, Siberian Larch is a particularly great cedar alternative.

How long will cedar last outside?

Lifespan Of Cedar Wood

Cedar wood may last over 20 years when used in outdoor structures, such as decks, pergolas, gazebos, or furniture. It can last between 15 and 20 years when used for constructing a fence or support posts.

What is the best wood for exterior?

What are the best types of wood for outdoor use & garden furniture?
  1. Teak. Everyone's heard about teak. ...
  2. Iroko. If teak's a little bit out of your price range, how about a wood with the moniker 'African teak'? ...
  3. Western Red Cedar. ...
  4. Alaskan Yellow Cedar. ...
  5. Douglas Fir. ...
  6. European Oak.

How to make cedar last longer?

How To Treat Cedar Wood
  1. Use A Wood Sealer. A wood sealer will help preserve the beauty of your cedar wood and restore it to its original look. ...
  2. Avoid Teak And Linseed Oil. ...
  3. Ensure Your Cedar Wood Is Preservative-Treated. ...
  4. Keep Moisture Away. ...
  5. Keep Termites Away. ...
  6. Regular Cleaning.

Will cedar turn grey if sealed?

If you prefer to preserve the original color of your cedar fence, there are steps you can take to slow down the greying process: Seal and Protect: Applying a high-quality wood sealant or finish to your cedar fence can help shield it from UV radiation and moisture, preserving its natural color for a longer time.

Is it better to oil or stain cedar?

Caveats For Using Stain on Cedar

If the Cedar has considerable shade with little to no UV exposure, using a stain instead of an oil might be appropriate. This is usually when a house is shaded by dense tree cover or has wide soffits, such as villas where the roof extends over the porch.

Should I put polyurethane on cedar?

Transparent, non-flexible, film-forming finishes such as lacquer, shellac, urethane, and varnish are not recommended for exterior use on cedar. Ultraviolet radiation can penetrate the transparent film and degrade the wood.

Do snakes like cedar wood?

Cedar (& some other similar trees as well as the products made from them, such as wood shavings) contain volatile oils that irritate a snake's lungs. Most snakes only have one functional lung to begin with, & anything that impairs the function of that lung is unhealthy for the snake.

Does cedar attract rodents?

The phenols, which give cedar its delightful earthy scent, are what repels fleas, moths, cockroaches, venomous snakes, mice and rats.

What bugs don't like cedar?

Natural deterrent: Due to the cedar's significant repelling properties, it naturally deters a number of insects. This includes adult clothing moths, clothing moth larvae, silverfish, termites, carpet beetles and cockroaches.

Previous article
How long can you leave food out of the fridge before it goes bad?
Next article
What happens if you put the wrong size filter in your furnace?