Mandevilla Plants

My Mandevilla Was Doing Great

Cindy Casey added on July 27, 2012 | Answered

Now the leaves have black spots, are turning yellow and falling off. Any ideas? I have it in a huge clay pot on front porch.

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Certified GKH Gardening Expert
Answered on July 28, 2012

It sounds like your plant has a fungus. Treat the plant with fungicide. I like to use neem oil as it is safe for people and pets and also will address any pest issues the plant may have. Here is more information on it:

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