violet is a popular variety of Prairie Gayfeather, which belongs to the Liatris genus (Liatris spicata 'violet'). Normally grows to a mature height of 1.50 metres (4.88 feet).
As violet Prairie Gayfeather is a low maintanence plant, it is great for beginner gardeners and those that like gardens that don't need much overseeing.
This variety plant info is provided by the myfolia gardener's wiki. All details about violet have been kindly provided by our members.