Tips are mushy and limp
My Plumeria Plant Had the Tip Get to Cold From the Frost and Are Very Mushy, Is the a Way to Save the Plant?
Certified GKH Gardening Expert
Yes, but you need to wait until after all danger of frost has passed. Pruning before this time will lead to infection. When the weather is predicted to stay above freezing, then you may prune them then.
This article will refresh you on the care of these: https://www.gardeningknowhow.com/ornamental/flowers/plumeria/growing-plumeria.htm