SULFUR--CROPS TO AVOID

Sulfur and lime sulfur should be avoided on sulfur sensitive plants such as grapes, apple, pear,blueberry, currants, gooseberry, apricot, brambles and vine crops. Damage include scorching,dwarfing of leaves, premature defoliation and reduced yields.
Avoid using sulfur at temperatures higher than 80 degrees Fahrenheit and lime sulfur at temperatures above 75 degrees F.