Hoya Australis Plant. This plant should be fertilized monthly through the spring and summer with a. You find the waxy flowers growing in late winter, lasting through summer.

And it has been recorded to grow as large as 10 feet long. The hoya australis is one of the most popular native plants of australia. If you are able to get this plant to flower, it produces glossy white flowers that are not only gorgeous but fragrant as well.