Mix one gallon of Penncozeb 75DF at a formulation of 2 lb per 100 gal. Copper can be used both as a treatment for when you already have a disease and as a preventative if you’ve struggled with a disease in the past. These differences can be important when selecting a product. Mix 0.5 to 2.0 oz. The use of copper as a fungicide has been practiced for centuries. copper sulfate to 1/3 tbsp. Start typing your question and we'll check if it was already asked and answered. of this product per gallon of water. of water. ft., not to exceed 11.9 lb. ft., Algae control in turfgrass - 1 pint per 1,000 sq. Typically, fungicides are applied at a rate of 1 to 3 teaspoons per gallon (5 to 15 mL. Hopefully this clears up any confusion regarding using copper sulfate as a fungicide on trees, shrubs and grape vines. The formula can also be expressed as 10:10:100 for larger mixes. Obviously using an excessive amount of solution for the foliar spray is not only unnecessary and wasteful but also less effective. Sign up for our newsletter today! Liquid Copper per gallon of water. Control of diseases depends on thorough and complete application to both tops and the underside of leaves. What do both my apples and evergreens need. Liqui-Cop Copper Fungicide Spray Qt Conc. This product will control: , Alternaria Late Blight, Anthracnose, Apple Scab, Bacterial Canker, Bacterial Fruit Blotch, Bacterial Speck, Bacterial spot, Ball Moss, Black Pitting, Blossom Blast, Botryosphaeria, Botrytis Blight, Brown Rot, Brown Rot Blossom Rot, Cane Canker, Cane Spot, Coryneum Blight, Deadbud, Downey Mildew, Early Blight, Eastern Filbert, Fire Blight, Foliage Blight, Greasy Spot, Gummy Stem, Kernel Rot, Late Blight, Leaf Curl, Leaf Spot, Leaf Spot Scorch, Melanose, Panicle, Peacock Spot, Pink Pitting, Pod Rot, Powdery Mildew, Purple Blotch, Red Algae, RhabdoclineNeedlecast, Rhizoctonia Solani, Scab, Septoria Leaf Blight, Shoot Blast, Shoot Blight, Shot Hole, Shuck Rot, Sigatoka, Walnut Blight, Yellow Rust, and Zonate Leaf Spot. per 4 L.) of water. Step 2: Fill your sprayer halfway with water. You can purchase a prepared … Bonide 811 Copper 4E Fungicide 16oz (473ML). Use the highest indicated rate when disease incidence is high or expected to be, depending on rainfall and temperature. Some ornamental plants may be sensitive to this product, so it is important to read the label before application and to know exactly what plants are in the area you are applying to so you don't unintentionally damage plants via application. For Powdery Mildew, mix 1.08 fl. Benjamin Green Lawyer, Contact, Go to Helpful Tips for the Home Fruit Grower, Harvesting and End of the Season Clean Up. If so what is the ratio ? Do not apply copper under cool, slow-drying conditions. of water depending on disease and stage the plant is in. Tank-mixing certain fungicides can increase the risk of phytotoxicity. For grapes, Bonide Copper Fungicide can be mixed at anywhere from 2-26 ounces of product per gallon to treat 1000 sq. If your question is about more than one item, click + to add them. 3 tablespoons of copper sulfate with 3 tablespoons of hydrated lime into 1 gallon of water . These numbers represent the amount of each component to add. J. Howard Garrett—a well-known horticultural columnist and radio personality in Dallas, Texas, recommends baking soda sprays at a concentration of 4 teaspoons (1.3 tablespoons) per gallon of water for control of powdery mildew, blackspot, brown patch, and other fungal diseases (ref 2). Convert to a 1 gallon rate 2 lb ÷ 100 gal = 0.02 lb/gal 2. Because of the “burning” effect of copper sulfate, application should be done before leaf emergence in the spring or after leaf drop in the fall to insure that leaves are not damaged by the copper sulfate. You'll get a sinking feeling yourself when you see rows of seedlings keeling over. 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