For timber fence posts you can use any of the cement australia just add water concrete products just follow the instructions below.
Best wood for fence posts australia.
Pine fir or spruce pine fir and spruce are common choices for wood fences because of their affordability and durability.
Spruce is commonly used to create prefabricated stockade style or picket.
Timbers such radiata pine douglas fir and tasmanian oak are considered class iv and should not be used unless treated.
If you purchase redwood posts rails or boards for fencing make sure that the lumber is all heart.
Lower grade construction common redwood is ok for fence panels.
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.
Pine wood is common because of its relatively inexpensive cost and longevity.
Cypress as one of the best types of wood for fencing can be used in both ornamental and structural portions of the fence.
These include ironbark tallowwood cypress grey gum and yellow cedar.
For posts it is often better to use construction heart or clear heart lumber grades for their durability.
It s also soft and therefore easy to work with and it resists shrinkage.
The most popular woods used for fencing are pine and cedar though cypress and redwood are also good options.
For setting letterbox posts clotheslines or uprights stirrups please see the individual project instructions.
Heart redwood contains substantial amounts of tannic acid a naturally occurring compound that provides the tree with near immunity to rot and pest damage.