90
A true genetic dwarf, Blue Puffball; is even more compact than Delta Blues! It forms a perfect ball-shaped plant with short internodes and thick foliage. Mid-green foliage is clean into winter with minimal to no leaf spot. Deep blue, fragrant flowers bloom from June-September. Flowers form on new growth like Buddleia so it can be used as a dieback shrub in colder areas. Height 91-100cm; spread 91-100cm.