Duranta Sapphire Showers
I live in Florida and planted my duranta in the yard. It bloomed well throughout the summer. It now has black spots on the leaves and is starting to drop some leaves. What do I need to do for this plant to continue growth and stay healthy?
Certified GKH Gardening Expert
This could be a slight fungal infection. I would recommend applying, both, dolomitic lime and wettable sulfur to the soil. This will clear it up for you. This article will give more information on the care of the plant: https://www.gardeningknowhow.com/houseplants/calathea-plants/calathea-zebra-houseplant.htm