> Barb & Bargyla, plumbago is a perennial here in zone 6 > with the most WONDERFUL true blue coloration -- no, > not sky blue, but rather a strong medium dark saturation. > Or perhaps there is more than one cultivar...???? > > Penny, NY Penny, What you and I call plumbago is Ceratostigma plumbaginoides and I love it. But there's a different plumbago that isn't hardy in areas colder than USDA zone 8...Cape Plumbago, aka Plumbago auriculata...a bigger plant altogether...and that's the plant that will generate the most websearch hits if you use 'plumbago' as your search phrase. http://azcentral.plantadviser.com/plants/plumauri.htm Barb in Southern Indiana Zone 5/6 dorsettm@scin.quik.com I garden, therefore I weed.