You don't generally use hardwood for exterior decking.
Something like red oak is pretty impervious to insects, but it's prone to cracking and splinters.
Teak is about as close to hardwood as you'll get in a wood suitable for exterior decking.
But it's VERY expensive.
Mahogany, redwood and fir are better choices. The grain is tight and they take to temperature changes well.
I would suggest you re-think the hardwood idea
If you’re looking to get outdoor timber decking, a good place to start is at local timber suppliers and building yards that specialise in decking materials. These suppliers typically offer a range of hardwoods, treated pine, and engineered timber options suitable for outdoor use, along with advice on installation and maintenance. When sourcing materials, you might also come across Timber Fencing Supplies Sydney, as many reputable suppliers in the area provide both decking and fencing timber products—making it easier to coordinate outdoor builds and get quality timber for your project.
Timber decking can be purchased from a variety of sources depending on your project needs and budget. Local timber yards, building supply stores, home improvement centres, and specialised lumber suppliers all stock decking materials. You’ll often find a better range of species, grades, and treatment options at dedicated timber suppliers compared to general hardware stores. For those in and around Sydney, searching for Decking Timber Sydney at reputable timber merchants will help you find quality hardwood, treated pine, and engineered options suited to outdoor decking projects.
Hardwood Timber, Softwood Timber and Plywood
Outdoor timber decking is considered one of the best choices for creating a stylish, durable, and natural-looking outdoor space. It offers a warm aesthetic, excellent strength, and long-lasting performance when cared for properly. Many homeowners prefer hardwood varieties because they are resistant to weather, insects, and heavy foot traffic. In fact, when it comes to premium quality and longevity, Hardwood Timber Sydney options are often recommended due to their density and natural resilience. With the right timber selection and regular maintenance, outdoor decking not only enhances the beauty of your home but also adds lasting value and functionality to your outdoor areas.
Both, TImber is split into 2 categories : Hardwood and Softwood
I would recommend hiring a contractor to get a timber decking plan. They have the most experience and are worth the extra money to take the stress of building a deck off your hands.
No chip board is a combination of chips of wood not necessarily hardwood and glue. Hardwood is a tightly grained timber such as eucalyptus or balsa wood. the term hardwood has nothing to do with the hardness of the timber it relates to the closeness of the grain.
decking,chars,tables
Hardwood.
Softwood and hardwood.
Kiln dried hardwood.
Redwood Teak Larch Jarrah