While cedar also naturally resists decay and insects this wood is not as impervious to soil as treated wood and will likely rot after several years set in it.
Best wood for fence posts australia.
The most popular woods used for fencing are pine and cedar though cypress and redwood are also good options.
Pine fir or spruce pine fir and spruce are common choices for wood fences because of their affordability and durability.
For posts it is often better to use construction heart or clear heart lumber grades for their durability.
Lower grade construction common redwood is ok for fence panels.
These include ironbark tallowwood cypress grey gum and yellow cedar.
Cypress as one of the best types of wood for fencing can be used in both ornamental and structural portions of the fence.
It s also soft and therefore easy to work with and it resists shrinkage.
The most durable timber you can buy is considered class i timbers.
It is more economical to use cypress for your fencing as it is durable structural and used widely in the industry and forested responsibly in australia.
Heart redwood contains substantial amounts of tannic acid a naturally occurring compound that provides the tree with near immunity to rot and pest damage.
Pine wood is common because of its relatively inexpensive cost and longevity.
Spruce is commonly used to create prefabricated stockade style or picket.
For setting letterbox posts clotheslines or uprights stirrups please see the individual project instructions.
Timbers such radiata pine douglas fir and tasmanian oak are considered class iv and should not be used unless treated.
Redwood can be used for all parts of a wood fence but different grades can be used for different parts.