I have created this basic map of Australia to show the hardiness of Dragon fruit in Australia.

With a list that has a greater cold and heat tolerances for people in cooler areas of Australia

It can be tricky to know when your dragon fruit is ripe, especially since not all varieties ripen the same way.

Keep in mind, each variety has its own signs of ripeness, so it’s important to know your specific type.

Here are some hints that may help you. 

Taking a dragon fruit cutting is a common method of propagating dragon fruit plants.

Here's a step-by-step guide to help you with the dragon fruit growing process, Full of hints and tips on growing Dragon Fruit / Pitaya

By increasing thermal mass you can keep your plants warmer longer when the temperature drops. 

Also known as heat sinking you can help stabilize plant temperature  and creates an induvial microclimate for your plants. 

This is very useful if you are trying to grow dragon fruit in Melbourne or other frost prone areas. 

Dragon Fruit is also known as pitahaya in Mexico, and pitaya roja in Central America and northern South America.

The Spanish name pitahaya may also refer to several other species of tall cacti with flowering fruit.

The French introduced the fruit into Vietnam over a hundred years ago.