Brown patches

Trouble shoot problems you are having with your cactus.
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sachakp
Posts: 1
Joined: Sun Feb 11, 2024 1:21 pm

Brown patches

Post by sachakp »

I have had this cactus for 11 years and it has recently developed these brown patches on it. I am new to this forum and wondered if anyone can anyone advise what they are and how to fix it ?
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Tom in Tucson
Posts: 435
Joined: Sun Jan 02, 2022 4:12 pm
Location: NW Tucson AZ area

Re: Brown patches

Post by Tom in Tucson »

It might be a fungus infection on something close to Euphorbia ammak
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