We mostly have nice sunny days here in North -East Victoria but we do get some cold nights. Many beginners read how bonsai growers in the northern hemisphere protect their bonsai from cold weather and worry about how their bonsai in Australia will cope with winter. Below are some photos of my bonsai after a cool night. Tropical and sub-tropical species should be protected from temps below freezing but trees from temperate areas can cope with any Australian winter.