Q.My Night Blooming Cereus Has Suffered Serious Frost Damage. Is It Possible To Save It?
The poor thing has gone brown and wilted. Can it be saved? What should I do for it?
Certified GKH Gardening Expert
You can trim off the damaged stems and leaves (but not all) and see if it regrows. These articles should help:
https://www.gardeningknowhow.com/plant-problems/environmental/frost-how-to-protect-your-plants.htm
https://www.gardeningknowhow.com/ornamental/cacti-succulents/night-blooming-cereus/night-blooming-cereus.htm
https://www.gardeningknowhow.com/plant-problems/environmental/hard-frost-information.htm
https://www.gardeningknowhow.com/plant-problems/environmental/protect-plants-from-frost.htm