Demystifying White Dry Spots on Cactus Plants
Q: I don’t know what is on the beavertail cactus. It just appeared this summer. It’s about seven years old and I’ve never seen this white stuff before. The cactus doesn’t have a water source — no bubblers, no overspray — it’s completely on it’s own. I sent you a picture. What should I do?. … Read more