Jack from Big River, Ca writes
If your palm trees have Rusts, Pink & Gray Snowmolds, Gray Leaf Spot, Zoysia Patch, Dollar Spot, Summer Patch, Anthracnose, Leaf Spot, Brown Patch, Powdery Mildew then Propiconazole 14.3 could be applied. Please conact your local cooperative extension Master Gardener to confirm the fungus.
Answer last updated on: 11/12/2017