Blue flax-lily or blueberry is a perennial ornamental from Eastern Australia and Tasmania, with glossy green blade-like leaves to 70 cm long. Blue flowers are produced in spring and summer and purple berries are kept througout autumn. It is hardy to drought, snow and frost, to at least -7 C.
It is hardy to drought, snow and frost, to at least -7 C.
Picture of flowers from Wikimedia: "Dianella caerulea flowers" by Ethel Aardvark - Own work. Licensed under CC BY 3.0 via Commons - https://commons.wikimedia.org/wiki/File:Dianella_caerulea_flowers.jpg#/media/File:Dianella_caerulea_flowers.jpg
|Minimum winter temperature||-10 ºC to 0 ºC|
|Flowering Season||Warmer Months|