Bordeaux Mixture May 2026

Pulverized copper sulfate and hydrated lime are added directly to a filling spray tank while the agitator is running to ensure even mixing.

Two primary methods are used for small-scale and commercial applications: bordeaux mixture

A common formulation is the 4-4-50 mixture, meaning 4 lbs of copper sulfate and 4 lbs of lime in 50 gallons of water. Pulverized copper sulfate and hydrated lime are added