What if the gentleman orchid freezes to death?

The magnolia is not cold-resistant and is prone to frostbite when the temperature is below zero. When the subject says that the gentleman orchid is frozen to death, does it mean that the leaves have been wilted by cold? Or is the whole plant dead? The magnolia can be saved as long as the root does not freeze to death.

First move the orchid flowerpot to the indoor warm place, need to dig out the magnolia to check the root of what is the situation?

If the root is dead, the whole orchid is hopeless. If the root is only partially necrotic, first cut off the necrotic part, also cut off the frozen leaves, leaving the active part, put in potassium permanganate solution to sterilize. Then leave it in a warm place to dry and wait for cultivation.

Re-find soil, replant, disinfect the soil, sprinkle rooting powder, then plant the orchid plant in a pot, water it, put it in a warm place away from light, and wait for it to take root again. At this time can live, temperature is the key, the temperature difference between day and night is not too big, it is best to be able to go up to 20 ℃ during the day, and the lowest at night can not be less than 15 ℃, otherwise it is not easy to survive.