gaura

Question

Should I cut them back in the winter? I live in the north east.

Answer 1

It isn't completely necessary, however they flower on new growth, so it will not hurt them to do so either. You can prune back in fall, or winter when they go dormant.

Here is an article for more information on these plants: https://www.gardeningknowhow.com/ornamental/flowers/gaura/growing-gaura-plants.htm