Though it is referred to as “brown patch,” the disease is usually yellow-brown patches with dark outer rings. Learn how to identify and prevent brown patch. Fungicide labels indicate site application restrictions. While overall symptoms may look like brown patch. The 'Turfgrass Disease Management' section of the Florida Lawn Handbook. HOME & GARDEN INFORMATION. Brown patch on turfgrass tall fescue lawn. Resistance to the fungicide by the brown and large patch fungi will develop from continued exclusive use of. Interface Turf Fungicide offers the new standard in turf protection. It manages disease stress leading to improved turf quality and playability. Learn more control options. Brown Patch - The Lawn Guide. Brown Patch Lawn Disease. Brown Patch Is A Lawn Disease. Brown Patch Disease of Lawns – Introduction. The beauty of a lawn can be quickly destroyed by brown patch. Hi-Yield Lawn Fungicide Bayer Advanced Lawn Fungus Control. Brown patch is a disease of the soil which attacks the leaf, and results in often damaging or killing the lawn. This lawn disease presents as round damaged circles ranging in size between 5 cm and a metre in diameter. The colouring begins as yellow and continues to darken as the turf dies or is damaged. Although this is not always present, and usually disappears with increasing warmth of the day, and winds. Brown Patch lawn disease usually appears and flourishes from a combination of over watering, night time watering, and warm nights. It appears from Spring through to Autumn. Brown, bare or dying patches can occur in lawns for many reasons, try also checking other articles in the Lawn Care and Lawn Repair sections. The same conditions that causes a disease to flourish, usually causes a weakness in the turf, making the disease strong and the turf too weak to fight it. With proper cultural management of our lawns we want to create an unfriendly environment for the disease so it won't take hold, and if it does, to reverse the situation. Excess Humidity. Try to water lawns only in the morning. We don't want a lot of moisture sitting in the thatch layer overnight during warmer weather. Core or aerate the lawn when required. Water levels should be monitored, as excess water will increase the problem. A healthy lawn with correct nutrient levels will aid in prevention and ridding your lawn of Brown Patch. Chemical treatment with a fungicide can be purchased and applied to aid in eradication. Brown Patch Must Be Treated. Even if the brown patch disease is brought under control from correct Cultural Management practices, the pathogen responsible for the disease can still survive in the ground for many years, and will re- emerge when environmental conditions improve for its survival. For this reason, it is vitally important to continue correct lawn care practices throughout the year, and on an ongoing basis, as well as to consider an application of the correct fungicide designed to eliminate brown patch. Turf Varieties Affected. Cultural Management. Rhizoctonia solani. All content original and copyright. Brown Patch Lawn Disease - American Lawn Guide. Brown Patch Disease is a turf fungal disease which creates brown circles in lawns which will quickly spread if left untreated. Brown Patch begins as a small circle, or several small circles a couple of inches in diameter, the small circles will continue to grow in size up to a few feet in diameter over many months. Often the inner circle can begin to repair itself even though the circles keep spreading. This is because the active part of the fungal disease in Brown Patch is always at the outer edge of the circle. This often leads to an appearance of rings on the outside of the circles. Turf Grasses Affected. It is most evident in regions where there is high humidity and most often affect grass types such as Bermuda Grass, Saint Augustine Grass, Kentucky Bluegrass, Bentgrass, Centipede grass and Ryegrass. Brown Patch Treatment. To treat Brown Patch, we will need to use a Brown Patch fungicide which is readily available for purchase at the local garden shop. The fungicide should be mixed with water from its concentrated form, and then sprayed onto the lawn as per manufacturers recommendations on the product label. In most cases, treatment for Brown Patch disease in turf may require several treatments over a month or two. Brown Patch Prevention. To prevent Brown Patch Disease from occurring in turf, there are several practices which should be implemented into routine lawn care, lawns should be aerated regularly to create greater drainage so water doesn't continue to sit on the turf surface for too long. The next best thing is to ensure there is as much direct sunlight to the lawn as possible, this can include pruning surrounding bushes and trees, and finally, it is always best to follow the golden rules when watering lawns. Most lawns can thrive on two deep watering per week in most regions.
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