Gray Leaf Spot Control Guide (US South) PDF
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Summary
This document provides information on controlling gray leaf spot, a fungal disease affecting warm-season grasses in the US South. It highlights the importance of proper fertilization, watering, and mowing techniques, along with core aeration practices to prevent the disease. The document focuses on lawn care and disease management.
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Locally owned & operated Superior products Expertly trained technicians Gray Leaf Spot What Is Gray Leaf Spot? Gray Leaf Spot is a fungal disease that tends to affect warm- Fertilize Regularly: Regular applications of Weed Man’s season grasses, such a...
Locally owned & operated Superior products Expertly trained technicians Gray Leaf Spot What Is Gray Leaf Spot? Gray Leaf Spot is a fungal disease that tends to affect warm- Fertilize Regularly: Regular applications of Weed Man’s season grasses, such as Bermuda, Zoysia, St. Augustine, and specially formulated, slow-release granular fertilizer Tall Fescue, in the warm and humid regions of the United will help provide your lawn with adequate nutrients. States. The disease appears on the leaf blades of the turf These applications are timed specifically to avoid over as circular or oval-shaped, tan-colored lesions with brown fertilizing the lawn. or purplish borders. In severe cases, lesions can develop on leaf sheaths and stems and the leaves will wither and die. Watering: Under normal circumstances, you should As the disease progresses, the affected area will grow larger be watering your lawn a few times per week for 30-45 and the grass will begin to thin out, turn brown, and die, minutes in each area. During hot and dry periods, sometimes killing large areas of the lawn. Unless the disease most lawns should be watered as much as required to is controlled, it can cause devastating damage. maintain its desired green color. Always water in the early morning so the turf has time to dry by nightfall. Mowing: Maintain a regular mowing schedule with a razor sharp blade. Never remove more than a 1/3 of the grass blade at each mowing. Recommended Mowing Height Common Bermudagrass - ¾ to 1¼ inches Hybrid Bermudagrass - ½ to 1½ inches Centipedegrass - 1 to 2 inches Zoysiagrass - 1 to 2½ inches St. Augustine - 3 to 4 inches Fescue - 3 to 4 inches Your local Weed Man professional may be able to offer other solutions and recommend the best form of treatment How Can I Control Gray Leaf Spot In My Lawn? that is available to improve the conditions of your lawn. Gray Leaf Spot is very difficult to control, as it thrives in hot and humid weather conditions. In most cases, a change in the weather can help reduce the spread of this disease. You can also adjust your cultural practices to improve the health of the lawn and further limit the spread of the disease. However, depending on the size of the infestation and the scope of the damage, other forms of control may be necessary. A thick, healthy, well-maintained lawn is the best line of defense. Here’s how you can adjust your beneficial cultural practices to reduce the spread of Gray Leaf Spot: Core Aeration: Aerating your lawn can improve soil drainage and help reduce the likelihood of lawn diseases. This will also alleviate soil compaction and allow water and nutrients to penetrate deeper into the soil. For more information, visit our website: weedman.com