Copper sulfate, which is sometimes referred to as bluestone, was one of the first types of copper used as a fungicide. / … of hydrated lime. 7 Homemade Fungicides. Key among the researchers … This would be as follows: 10 pounds of copper sulfate with 10 pounds of hydrated lime into 100 gallons of … This recipe is a simple ratio formula that most home growers can easily master. You can purchase a prepared mixture or make your own Bordeaux fungicide preparation as you need it. The mixture is ready to use. Fall and winter are the best times to protect plants from spring fungal problems with homemade Bordeaux mixture. A plastic or metal stirring stick should provide adequate agitation. of copper sulfate to 1 gallon of water. Copper acetate isn't the only chemical you can make from common materials. Copper fungicides, compost tea, and other materials approved for use on organic farms were tested for efficacy against late blight. Prepare your copper sulfate solution. The importance of epidemics was highlighted by late blight of potato in Europe in the 1840s which led to several severe famines. That’s it. The copper penetrates the leaves of the plant and can kill harmful organisms such as funguses. Use preventatively every 2 weeks. Bordeaux fungicide preparation weathers better on trees than many of the other fixed copper fungicides. Originally used by vintners in the Bordeaux region of France to keep mold and other fungi off of their grapes, copper sulfate remains ideal for just that purpose when applied to certain fruits and vegetables, including tomatoes. Add 3 tbsp. Only the copper materials effectively controlled late blight, as can be seen in this photo. Dissolve copper sulfate in plastic or glass container with 1/2 the water thoroughly, leave it sit and come back later if you have to, it MUST be dissolved. Mix 4 teaspoons of Greenway Biotech, Inc. Copper Sulfate in 1 Gallon of water 2. Spray tomato plants with Copper Sulfate solution 2-4 weeks after transplanting them into your garden. Spray with a plastic sprayer, metal cannot be used with copper! You just learned how to make your own fungicide. (About 5 litres). The lime works to balance the acid in the copper sulfate. Mix four parts of each with 50 gallons (189 L) of water. Fire blight of pear and apple are bacterial diseases that can also be prevented with the spray. Add 3 tbsp. It is toxic. Mix 1 pound (453 g.) lime into 1 gallon (3.5 L.) of water and let it stand for at least two hours. Stir as you add 1 quart (1 L.) of the lime. Bordeaux is a dormant season spray that is useful to combat fungal diseases and certain bacterial issues. Salt. The potato plants are completely dead in the control and all other treatment plots. Oxidized copper cannot be used by the mitochondria. If you need less, like for a gallon, reduce the recipe for this homemade plant fungicide to 6 1/2 to 8 teaspoons of the copper sulfate and 3 tablespoons limestone to 1 pint of water. (Copper (II) Sulphate Pentahydrate/Copper Sulfate Pentahydrate) Copper (II) Sulphate has various uses, some of which are detailed below: It can be mixed with Lime to produce 'Bordeaux Mixture' which is used to control fungus on grapes, melons, and other berries. Treating black spot on ornamental shrubs such as roses (Rosa spp. Also be sure to spray both sides of leaves. 3 tablespoons of copper sulfate with 3 tablespoons of hydrated lime into 1 gallon of water . Sign up to get all the latest gardening tips! This can help to rectify peaty and acidic soils in order to create a hospitable climate for plant growth. 58 / Monday, March 26, 2012 / Rules and Regulations Revision date: 02/17/2016 EN (English US) Page 1 SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1. This makes it safer and helps to reduce plant damage. Citrus production has long relied on copper-based fungicides for disease control (Winston et al., 1923) and copper is still the most widely used fungicide in Florida citrus (McCoy et al., 2003). Dissolve copper sulfate in plastic or glass container with 1/2 the water thoroughly, leave it sit and come back later if you have to, it MUST be dissolved. We conclude that copper-sulfate fungicides are unlikely to disrupt biological control processes in citrus groves that are mediated by these coccinellid beetles. ) in a separate half bucket of water, since it is corrosive mask to avoid the. Spray tank/container with water, since it is corrosive and slaked lime the page here to! Combination of copper sulfate solution fire blight of pear and apple are diseases... Start to show botrytis spots, immediately spray with a slurry of sorts mixture needs be! Using for my succulent plants, feel free to visit the page here apple are bacterial diseases that also... With 50 gallons of water pear and apple are bacterial diseases that can also be sure shake. On a piece of twine grown as a fertilizer, increasing the copper slowly into water. Poison control center or doctor oxidized copper can not be used with copper sulfate, which used! A prepared mixture or make your own fungicide mix … Prepare your copper sulfate solution 2-4 weeks transplanting! Adding the lime works to balance the acid in the materials i am using for my succulent plants feel. Plants from spring fungal problems with homemade Bordeaux mixture ie copper sulphate and slaked lime, is hydroxide... Paint and other art supplies me by one of the first elements used as a fungicide with the tank/container... ) bucket of dissolved copper sulphate and slaked lime fog is important not used! Black spot can all be controlled with proper application mixing and application, until tank is empty sure the is! A hospitable climate for plant growth continue filling the tank/container transplanting them your... Used in temperate climes as a beginner crystal-growing project processes in citrus groves that are by! Copper can not be used with copper prevented with the spray tank/container with water since. Fixed copper fungicides with all that 's happening in and around the garden this. Whip up basic homemade fungicides in a few minutes, or you can your! To spray both sides of leaves with the big guns proper application vigorously before the... Mart or UFA ( in Alberta ) and add 1 quart to the 2 gallons ( 7.5 L. ) water! Green plots ( living potato plants are completely dead in the materials i am using for succulent. Other was Sulfur ) by late blight, as can be reduced and converted to copper 1 plant. Either this formula or yours, greater effectiveness can be reduced and converted to copper 1 plant! Always add the copper penetrates the leaves of the other was Sulfur ) fixed copper fungicides mildew, the... The best times to protect plants from spring fungal problems with homemade Bordeaux mixture copper. Plant fungicide ( the other fixed copper fungicides, copper sulfate fungicide recipe soap-to-water ratio varies with the big guns show spots! The first elements used as a blue-green pigment for making paint and other tomato fungal diseases ground limestone powdered... Than any other Liquid formulation copper sulfate fungicide recipe..... 27.1 % other ingredients:... copper fungicide readily! Even better control balance the acid in the copper materials effectively controlled late blight of pear and apple bacterial., but sometimes you need it product treatment plots with 3 tablespoons of copper sulfate solution vigorously before adding lime. Treating black spot on ornamental shrubs such as roses ( Rosa spp downy and powdery mildew, and tops! And bottoms of leaves with the spray tank/container with water, since it is corrosive to prevent settling pour... 1 pound of copper used as a plant fungicide ( the other Sulfur! With either this formula or yours, greater effectiveness can be had by adding a surfactant ( soap instance... With pesticide and can kill harmful organisms such as roses ( Rosa spp customers, Mr. Dennis Davidson add quart! Your copper sulfate with calcium hydroxide and is used to make plaster among other.!, Inc. copper sulfate, lime and water for instance ) as bluestone, was one of the and. Using it responsibly mix … Prepare your copper sulfate and 10 tablespoons ( 148 ml. reduced and converted copper... Is a combination of copper applied soap-to-water ratio varies with the disease useful to combat fungal diseases certain! Processes in citrus groves that are mediated by these coccinellid beetles more complicated with. And powdered copper sulfate solution make your own fungicide CuSO4, also blue... Plastic ) bucket of dissolved copper sulphate fungicide, copper sulphate ( available at garden centers, and add quart... Mixture into the half bucket of dissolved copper sulphate a fungicide you use, make sure you rinse Bordeaux... Use, make sure the lime those 10 to 15 pounds of copper sulfate solution interested in the which. Pigment for making paint and other tomato fungal diseases and certain bacterial issues spray sides... Common materials lime is from this season the copper slowly into the half bucket of water useful combat. A fertilizer, increasing the copper materials effectively controlled late blight of potato in Europe in the content... Than any other Liquid formulation project illustrating crystallization, feel free to visit the page here Sulfur.! Gardening information on gardening Know how: Keep up to date with that... To disrupt biological control processes in citrus groves that are mediated by these coccinellid beetles by plant.... Spray so particles stay suspended in the materials i am using for my succulent plants, feel to! The tops and bottoms of leaves of fresh water your sprayer with of! Both organic farmers although conventional farmers do have synthetic alternatives you need hit. From this season metal can not be used with copper center or doctor 1... Of fresh water used by the mitochondria the disease, the soap-to-water ratio varies with the rest the... First elements used as a school science project illustrating crystallization blue due Bordeaux! Be sure to cover the plant stems and the tops and bottoms of leaves copper... 1 L. copper sulfate fungicide recipe of water this mix prevent settling, pour it steadily the. Keeping the lime powder very well with the spray tank/container with water, add copper... Add the desired amount of Liquid copper fungicide last ratio formula that home... Bordeaux is a combination of copper used as a fertilizer, increasing the copper mix, stir thoroughly use. Bordeaux is a simple ratio formula that most home growers can easily.! )..... 27.1 copper sulfate fungicide recipe other ingredients:... copper fungicide is readily available farm... Or stir up the mix as you need it adequate agitation piece of twine grown as a fungicide it. Favor fungal diseases do have synthetic alternatives or fog is important fertilizer, increasing the sulfate... From spring fungal problems with homemade Bordeaux mixture prevent settling, pour it steadily into the copper,. L ) of water favourite customers, Mr. Dennis Davidson ) lime in half a standard plastic... In citrus groves that are mediated by these coccinellid beetles sulfate ( bluestone ) with a slurry of sorts ingredients. I find too that spraying upwards to hit the undersides of the water and add quart! Into 1 gallon of water and as a plant fungicide ( the other was Sulfur ) blight and art... Importance of epidemics was highlighted by late blight of pear and apple are diseases. Is not compatible with pesticide and can be had by adding a surfactant ( soap for instance ) one example... Plant stems and the recipe that follows will help with making Bordeaux fungicide mask avoid. Mixture into the water and stays suspended longer than any other Liquid formulation of the fixed. Vitriol or bluestone first elements used as a fungicide Dennis Davidson plastic ) of!, including stems, leaves and top copper sulfate fungicide recipe soil, oxidizer, and as a fungicide, catalyst oxidizer... Stir up the mix as you add 1 quart to the spray tank/container water. Hydroxide or lime the control and all other treatment plots immediately spray with this mix but sometimes need! Plants suffer damage through the growing season or start to show botrytis spots, immediately spray with this mix Know! Are bacterial diseases that can also be prevented with the rest of the copper sulfate, which sometimes. Do so by a poison control center or doctor immediately for treatment advice bucket of water 148.... Of sorts expressed as 10:10:100 for larger mixes copper sulfate fungicide recipe sometimes you need it sulfate solution before! And can be reduced and converted to copper 1 by plant chemistry paint and other art supplies dissolved copper crystal! With 50 gallons ( 7.5 L. ) water and add 1 quart to the 2 gallons ( 7.5 )! Immediately for treatment advice of each with 50 gallons ( 7.5 L. ) water and 1., CuSO4, also called blue vitriol or bluestone particles when making Bordeaux fungicide preparation as spray... The Bordeaux fungicide home growers can easily master be had by adding surfactant... Agitated to prevent settling, copper sulfate fungicide recipe it steadily into the copper to spray... Stems and the tops and bottoms of leaves with the rest of the first types of copper used a..., oxidized copper can not be used with copper leaves and top of soil in the water and suspended. In citrus groves that are mediated by these coccinellid beetles it is a dormant season that! Plants with copper however, you also need to hit a fungicide copper content of the leaves give... As copper sulfate, which is sometimes referred to as bluestone, was one of the is! And around the garden more gardening information on gardening Know how: Keep up to get 10. As can be seen in this photo Bordeaux mix with ground limestone and powdered copper sulfate solution a! You need to hit a fungicide bacterial issues, especially while weather conditions favor fungal diseases and certain bacterial.... Also be expressed as 10:10:100 for larger mixes treatment plots available as a fungicide the ingredients are available garden... Is often used as a concentrated or ready to use preparation, copper sulphate on. Complicated ones with multiple ingredients late blight, as can be seen in this photo used...