Using humidity to handle sooty blotch and flyspeck in apples

There are more than 100 different hosts for sooty blotch and flyspeck, two different diseases that commonly occur together on the same fruit. Their spores move by wind and rain, and thus, humid conditions favor sooty blotch and flyspeck (SBFS). SBFS causes a discoloration or blemish of near-mature fruit. While the discoloration is superficial,