Does anyone have a recommendation on what ratio to use when mixing a Bordeaux mixture for in-season mildew control?
The UC Davis site recommends 10-10-100, but it's unclear to me whether that is for a dormant spray or an in-season spray. Other sites indicate a 1-1-100 ratio.
The UC Davis site recommends 10-10-100, but it's unclear to me whether that is for a dormant spray or an in-season spray. Other sites indicate a 1-1-100 ratio.