It is a physiological disorder (not a disease) caused by a lack of calcium
Trees: Consult chart on label
Contains a soluble source of Magnesium that is readily available to aid in correcting plant Chlorosis
concise consumer-friendly label
shake well and apply thoroughly to the tops and undersides of leaves and all plant surfaces on affected plants
F-Stop 20 lb Size:20 lb It is a physiological disorderF Stop Specialty Fungicide A granular product containing Eagle fungicide that provides a systemic protector and curative fungicide. Controls turfgrass diseases in established lawns and in ornamental turfs. Use on lawns, landscapes, golf course greens, tees and fairways. Turf Diseases Controlled: Anthracnose, Red Thread, Septoria Leaf Spot, Brown Patch, Copper Spot, Dollar Spot, Fusarium Blight, Leaf Spot, Melting Out, Crown Rot, Leaf Smuts, Necrotic