Q.Cactus Disease
Hi. I’ve got question about my cactus that I’ve uploaded the pictures of it here. Would you please tell me what to do to fix my cactus? it’s been a while that my cactus turned like this. Please respond as soon as possible I really appreciate it. (Also brown parts got bigger)
Certified GKH Gardening Expert
Are any of those spots soft? If so, there is rot going on, and you can try replacing the soil and/or propagating a healthy portion of the cactus.
https://www.gardeningknowhow.com/ornamental/cacti-succulents/scgen/cactus-going-soft.htm
https://www.gardeningknowhow.com/ornamental/cacti-succulents/scgen/how-to-deal-with-succulent-pests.htm