'Filigree' is a dwarf, mound-forming, deciduous perennial with dark green leaves and ruffled, single and semi-double, pale silvery-blue flowers from late spring into summer. This is a Group 2, dwarf cultivar suitable for containers.
Best planted in moist well drained soil in a partial sunny position, Hardy (H4)
Light prune (Group 2)
At a glance:
Pale silvery-blue flowers
Moist well drained soil
Prune group 2
Only grows 0.5m feet so as to make a nice fuller effect