Cultivars
'Candida'
This small spreading shrub is similar to the species are produces pure white flowers.

'Hammonasset'
This shrub has a more spreading habit than the species and produces rich, rose coloured flowers.

'Kennebago'
This variety of the shrub has luxurious green foliage and produces dark pink flowers.  It was the selection made in Maine.

'Poke Logan'
This shrub has luxurious glossy green foliage and produces light pink flowers.

'Rosa'
This shrub is similar to the species and produces pinkish red flowers.

'Rubra'
This shrub is similar to the species and produces deep pink to almost red flowers.