Minimal mowing, watering and annual maintenance will reward you with a thick, luxurious green lawn, which will also allow you to transplant additional zoysia plugs on your own. For more information on mole crickets, see HGIC 2155, Mole Cricket Management in Turfgrass. This is our basic service program. This is best done before the first frost. For more information, refer to HGIC 1204, Lawn Renovation. However, if a pre-emergent herbicide was applied late February to mid-March, postpone any cultivation practices that will disturb the soil until just before the next pre-emergent herbicide application date. Because of its leaf blade stiffness, zoysiagrass can be difficult to mow, and the mower blade will need to be sharpened frequently throughout the growing season. Insect Control After plugging, apply a preemergence herbicide that does not interfere with zoysiagrass root growth to help prevent weeds. Fertilizing with a micronutrient fertilizer, such as manganese sulfate, can help alleviate manganese deficiencies. Apply a post-emergent herbicide as needed to control existing winter grassy and broadleaf weeds. Apply preemergence herbicides to control winter annual and perennial broadleaf weeds like chickweed and henbit. All recommendations for pesticide use are for South Carolina only and were legal at the time of publication, but the status of registration and use patterns are subject to change by action of state and federal regulatory agencies. Be careful not to set the mower too low, as it may scalp the lawn. However, with cooler nights and shorter day lengths, control can be quite difficult because of slow turf recovery during this time. Here are answers to the most common care questions: Zoysiagrass will grow best at a pH of 6 to 6.5. Mow Empire zoysia grass … Feb : Mar . If this document didn’t answer your questions, please contact HGIC at hgic@clemson.edu or 1-888-656-9988. Apply nutrients based on soil testing. Overall, proper water management and thatch control is essential to curtail large patch and dollar spot problems. Sandy soils do not hold moisture well since they drain freely and dry out faster. Weed Control Proper irrigation now will help reduce problems later in the summer. Plugs should be planted on 6- or 12-inch centers (see Carolina Lawns, AG-69). Zoysiagrass is an important turfgrass used throughout the southern regions of the United States and into the transition zones where both cool-season and warm-season grasses are adapted. The higher rate may be used on zoysiagrass lawn grown on sandy soils, and the lower rate for lawns grown on clay soils. Soil test every two years. Do apply 1 pound of potassium (potash K2O) using 1.6 pounds of muriate of potash (0-0-60), 2 pounds of potassium sulfate (0-0-50), or 5 pounds of sul-po-mag (0-0-22) per 1,000 square feet. In absence of a soil test, … See for HGIC 2310, Managing Weeds in Warm Season Lawns for more information. Thatch may need to be carefully removed every three to five years; recovery is slow. While the differences may be small, they mean the difference between a good-looking lawn and a spectacular lawn. In certain situations where large patch has been prevalent yearly, a preventative fungicide application may be needed starting in early October to stay ahead of the disease. For more information, refer to HGIC 1207, Watering Lawns and HGIC 1225, Conserving Turfgrass Irrigation. See the section on fertilizer calculations below to determine how much granular fertilizer product should be applied. Another method is to walk across the lawn late in the evening. If a soil test shows a higher pH, sulfur can be applied to lower it. Watering It has performed well in sandy and Mowing A long-term approach is needed to correct either cause, but iron can be added to quickly enhance turf color between the spring and summer fertilizer applications. ZOYSIAGRASS LAWN CALENDAR Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec MOWING HEIGHT: 1/2" - 1 1/2"; raise 1/2" higher during summer heat. A&T State University. Zoysiagrass (Zoysia) is a warm-season grass that spreads by rhizomes and stolons to produce a very dense, wear-resistant turf.It is best adapted to the Piedmont and Coastal Plain regions of North Carolina, but some of the more cold tolerant cultivars can … Which will in turn needs to be mown more than … Cooperative Extension is based at North Carolina's two land-grant institutions, You need to apply 1⁄2 pound of nitrogen per 1,000 square feet, but how much fertilizer do you need to buy? Once nighttime temperatures fall below 70 °F, slightly raise the mower to allow more leaf surface. A spring application, when zoysiagrass is emerging from dormancy, may be necessary after a warm, wet winter. If ragged ends of leaf blades become apparent after mowing, the blade needs sharpening. Apply sulfur only when the air temperatures are below 75 °F. Apply postemergence herbicides only when weeds are present. Circular patches of tan or brown sunken turf 2 to 10 feet in diameter may appear as zoysia greens up, especially if there is extended rainy or overcast weather. Wait three weeks after the grass has turned green, and then use it only if weeds are present (see Pest Control Recommendations for Professional Turfgrass Managers, AG-408). For more information on aerification, refer to HGIC 1200, Aerating Lawns and HGIC 1226, Turfgrass Cultivation. The mower setting should be around 1 to 1½ inches high. If possible, use a mower with a bagger to collect the clippings and remove any dead material left from winter dor… If the bagger is picking up soil, especially sand, the mower blade may need to be sharpened more often than once per month. In the coastal and more Southern regions of South Carolina, this generally will occur sometime during April, but further inland, this may be as late as mid-May. During periods of environmental stress, high temperatures, or a lack of rainfall, slightly raise the mowing height until the stress is eliminated. Zoysiagrass lawns should receive 2 to 4 pounds of actual nitrogen per growing season per 1000 square feet of turf. Follow all label directions on the product for use and application rate. Location, terrain, soil type and condition, age of the lawn, previous lawn care, and other factors affect turf performance, so adjust these management practices and dates to suit your particular lawn. Fertilization See HGIC 1652, Soil Testing for instructions on how to properly do a soil test. This will give the number of pounds of fertilizer product to apply to 1000 square feet of turf. This should be done just before the time of lawn green-up, which usually occurs during late April or early May. Mowing Grass clippings decompose quickly and do not contribute to thatch. Insect Control: Any insects that were missed during the nymphal stage in the summer will have grown to a size where damage is occurring. Weed Control Some varieties of Zoysia matrella are highly susceptible to damage by nematodes. Insect Control Indians. Vertically mow in June or July as needed using the March through May guidelines. It is easier to keep out of ornamental beds than bermudagrass. Products containing two or three different broadleaf herbicides are more effective in controlling broadleaf weeds in a lawn. They go dormant over winter, return to active growth in spring, and peak in dry, hot summer weather. As temperatures increase, recovery begins but is slow. Be sure to obtain current information about usage regulations and examine a current product label before applying any chemical. Zoysia may need supplemental irrigation during drought stress to remain green. The resulting ragged ends on the blades make the grass more susceptible to diseases. Disease Control: For disease control, especially large patch, it is extremely important to treat with fungicides during the fall months. Thatch Removal The best time to apply curative treatments is when grubs are actively feeding near the soil surface, approximately 24 hours after significant rainfall (see White Grubs in Turf, for specific recommendations). The authors would like to thank Arthur Bruneau, Henry Wetzel, Daniel Bowman, Richard Cooper, and Cale A. Bigelow for their prior contributions. 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