If the cactus is turning yellow or brown, it is getting too much sunlight and you should move it into a spot with better shade.
15+ Cactus Turning Brown And Shriveling. Fortunately, this is not a death sentence for your plants. Instead of yellow, a cactus can also turn brown.
Why Is My Cactus Shriveling Up And Wrinkling Bloomscape from bloomscape.com
A cactus that is too dry to sustain its flesh will begin to shrink, causing the skin to crinkle and the entire plant to appear shriveled. This is a little less true for succulents and cacti since many have a special form of photosynthesis called cam photosynthesis (their leaves are shut during the day, and only open for gas exchange at night). Do phals discard roots, like they do with leaves when they're growing new ones and don't need the old ones?
The simplest explanation is that you have been overwatering your plant.
The commonest cause for brown leaf tips or brown edges on leaves is the plant not getting enough water. They droop over the edges of the pot. Could you please assist me on how to cure it. The commonest cause for brown leaf tips or brown edges on leaves is the plant not getting enough water.
