Hardenbergia violacea or the Sarsaparilla Vine is a vigorous climber or trailing plant that will provide dense cover to just about anything - including walls, steep banks, pergolas and fences.
It has long arrow shaped deep green leaves and produces flowers that can be white, lavender or pink.
It will tolerate light frosts.
Cultivars include:
"Blushing Princess" - has pale pink flowers,
"Free "n" Easy" - has pure white flowers.
"Happy Duo" - produces white and purple flowers at the same time.
"Happy Wanderer" - has purple flowers
"Alba" has white flowers
"Rosea" has pale pink flowers.