pruning caryopteris Home › Forums › Tree & Shrub Questions › Tree & Shrub Questions › pruning caryopteris This topic contains 0 replies, has 1 voice, and was last updated by Anonymous 7 years, 4 months ago. Viewing 1 post (of 1 total) Author Posts May 9, 2009 at 9:21 pm #28810 Anonymous i have both caryopteris dark knight and worcester gold. i’m wondering when and how and whether to prune them. they do not die back where i live (md/dc). thanks Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.