Q.verticillium wilt in a tree and high phosphorus fertilizer
What content ratio is best to use to help the tree resist the disease?
BushDoctor
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on October 20, 2017
I would say that a better way to manage the disease, and prevent problems would be to use wettable sulfur. That and a little dolomitic lime to regulate pH. Phosphorus will raise the soil pH, but it will not, necessarily, kill any diseases on its own.
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