My plumbago bushes freeze every time we have a freeze, and they are on a slope facing the house...now all brown. I wonder if I was to plant Buddleia, would it be better at resisting freeze?
Are Buddleia Butterfly Bushes Freeze Resistant
Certified GKH Gardening Expert
It will likely not fare any better. I would recommend covering the plants whenever a heavy frost or freeze is imminent. Here is more information: https://www.gardeningknowhow.com/plant-problems/environmental/tips-for-saving-cold-damaged-plants.htm, https://www.gardeningknowhow.com/plant-problems/environmental/frost-how-to-protect-your-plants.htm, https://www.gardeningknowhow.com/plant-problems/environmental/protect-plants-in-freeze.htm