Mandevilla vine plants
When I bring my plant in for the winter should I cut the vines from the trellis? When indoors should I have something for the vines to wrap around? Will it flower indoors in the winter months?
You should definitely give it something to trellis on, and trimming it down some will be ok. Here is an article that will tell you exactly what you need to know: https://www.gardeningknowhow.com/ornamental/vines/mandevilla/mandevilla-plant.htm