Note: Contact your local cooperative extension office to learn specific information on copper fungicide uses in your particular situation.

Fungal diseases can be a real problem for gardeners, especially when the weather is warmer and wetter than usual. Copper sulphate and lime mixture is a traditional yet extremely effective fungicide originally developed in the Bordeaux region of France for control of downy mildew on grape vines. However, it’s critical to read the label directions carefully to determine rate of application for each specific product. A copper-based blight fungicide has been given emergency approval following lobbying of Defra minsters by the Soil Association to retain its use. Therefore, be aware that the colors of the products in the pictures may slightly differ from reality.If the item comes direct from a manufacturer, it may be delivered in non-retail packaging, such as a plain or unprinted box or plastic bag. For the future, Certis Europe has recently submitted a new product submission (Article 33) to CRD for Funguran Progress and we await the outcome of its evaluation. Clearing the leaves isn't easy, as the base of the tree has herbaceous planting, I may try putting some fine netting down to catch them. Using copper fungicides is confusing but knowing exactly when to use copper fungicide is the key to success. A foliar spray with preventative and curative properties, it is suitable for use on a wide range of crops.

As always, working with acids is always dangerous, and should be done in a proper lab with proper clothing.This pledge is a great opportunity for us to help reduce our environmental impact through innovation and we hope that through this leadership, and the leadership of our producers, the rest of the industry will follow suit. It is a serious problem for all potato growers, but it can be particularly difficult for organic farmers as they don’t use chemical inputs to fight off the disease. This is good news for organic potato growers this season,” says Certis UK Potato Product Manager, Nick Badger. By its presence on the surface of the plant tissue, the fungicide works by interfering with the cellular system of fungal organisms and prevents their germination.

Here in France they use a "tea" made from soaking horse/mare's tail in water, just as you would for a nettle or borage tea. Marketed in the UK by Certis, Funguran Progress has an active ingredient of 537 g/kg copper hydroxide. Copper oxychloride may be made by laying thin pieces of copper in a dish, and pouring upon them a mixture of half water and half hydrochloric or muriatic acid.It's still approved for use until 31/12/2013 which suggests it's disappearance is nothing to do with the CRD therefore has to be down to the manufacturers. Copper based products have been shown to be affective against many fungal pathogens in field trials. Finance is provided by PayPal Credit (a trading name of PayPal UK Ltd, Whittaker House, Whittaker Avenue, Richmond-Upon-Thames, Surrey, United Kingdom, TW9 1EH).