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<br /> <br /> <br />City of Sunny Isles Beach | ITB 20-08-01 City Landscaping Services 60 <br /> <br />healthy and vibrant turf, subject to City approval. Submit all soil analyses to City for review. <br /> <br />3.14.1 MOWING BERMUDA TURF <br />The mowing of Bermuda turf is not to exceed 1 ½” and not below 1” or as directed by City <br />with a reel type or rotary type with contour deck mower. Remove all clippings and thatch <br />after each cut. Cutting blades and bed-knife shall be washed down before and after each <br />use to prevent the spread of spores, weed seeds and other contaminants. Mow and edge <br />all Bermuda turf a minimum of two (2) times per week, including weekends (104 cuts per <br />year). Turf shall be cross-cut and direction shall be changed weekly. <br /> <br />3.14.2 FUNGUS & INSECT CONTROL <br />Insects and fungus in Bermuda turf shall be controlled by both curative and preventative <br />measures. Apply fungicide at the first symptoms of fungal presence in Bermuda turf. Follow <br />manufacturer’s instructions for application methods and amounts. Turf shall be maintained <br />to remain 100% fungus free year-round. <br /> <br />Apply ‘TopChoice’ manufactured by Bayer or approved equal for fire ant and mole cricket <br />control two times per year minimum on Bermuda turf. Timing will be critical on mole <br />cricket applications and frequencies or application will be as needed to successfully control <br />their infestations. Nematode samples will be taken at least two (2) times per year and <br />action shall be taken per the recommendation of the lab results to control the populations. <br />Follow manufacturer’s instructions for application methods and amounts. Any turf <br />damaged due to over/under treatment shall be the responsibility of the Contractor and all <br />damaged material shall be replaced, within one (1) week of the damage being noticed, at <br />the Contractor’s expense, at no cost to the City. Turf shall be maintained to remain 100% <br />pest free year-round. <br /> <br />3.14.3 FERTILIZATION <br />For fertilization on Bermuda turf, the Contractor shall apply Polyon 22-0-22 slow release <br />fertilizer with 67% Ronstar manufactured by Harrell’s. The granular fertilizer shall have an <br />analysis N-P-K ratio of 1-0-1 applied every 90 days (4 times per year). Products should be <br />applied at the rate of 2 pounds of actual nitrogen with 2 pounds of Ronstar per 1,000 <br />square feet of lawn area. Granular applications may be adjusted based on soil tests. The <br />Contractor is responsible for contracting with a laboratory approved by the City, to <br />complete two soil analyses per year to verify the minor element requirements, and adjust <br />fertilizer application as needed. The Contractor will submit soil analysis to City for review. <br />Micronutrients and supplemental macronutrients to be determined by soil and tissue tests. <br />All micronutrients and supplemental macronutrients should be applied as a liquid form for <br />foliar uptake. Contractor is responsible to follow manufacturer’s recommendations for <br />fertilization rates and amount. <br /> <br />3.14.4 AERATION, VERTICUTTING, SLICING <br />Shallow tine slice aeration shall be performed at least every other month (six times per <br />year) to provide proper air and water exchange for maximum growth potential and health <br />of Bermuda turf. Aeration shall result in a hole depth of 3-4 inches with average spacing <br />of 16 holes per square foot. Deep tine aeration, minimum 8” deep, shall be performed