Prickly Pear Cactus
Q.

Prickly Pear Cactus

Anonymous added on March 18, 2014 | Answered

How does one treat a diseased prickly pear cactus in Albuquerque (westside) New Mexico? Half the tunas have rotted/deteriorated over the winter.

A.
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Nikki
Certified GKH Gardening Expert
Answered on March 18, 2014

It sounds like your cactus has rot. It is typically causes by too much water during dormant seasons but that normally causes rot at the base, so I think yours is caused by a fungus as the rot is higher. Treat the plant with a fungicide, and if possible, remove any rotted areas.

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