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<br />ITB 24-06-02 CITYWIDE LANDSCAPING SERVICES 57 <br /> <br />CITY OF SUNNY ISLES BEACH <br />18070 Collins Ave. | Sunny Isles Beach, FL 33160 <br />305.792.1707 | sibfl.net | Purchasing@sibfl.net <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 <br />control their infestations. Nematode samples will be taken at least two (2) times per year <br />and action shall be taken per the recommendation of the lab results to control the <br />populations. Follow manufacturer’s instructions for application methods and amounts. <br />Any turf damaged due to over/under treatment shall be the responsibility of the <br />Contractor and all damaged material shall be replaced, within one (1) week of the damage <br />being noticed, at the Contractor’s expense, at no cost to the City. Turf shall be maintained <br />to remain 100% pest free year-round. <br /> <br />3.15.3 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 <br />an analysis N-P-K ratio of 1-0-1 applied every 90 days (4 times per year). Products should <br />be 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 <br />tests. All micronutrients and supplemental macronutrients should be applied as a liquid <br />form for foliar uptake. Contractor is responsible to follow manufacturer’s <br />recommendations for fertilization rates and amount. <br /> <br />3.15.4 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 <br />twice per year. In areas with noticeable compaction and wear, additional aeration will be <br />required at no additional cost. Coordinate dates for this work with the City. Contractor <br />is to check the depth of any wires, irrigation or utilities prior to application. <br /> <br />Verticutting must be performed once a year and thatch build-up needs to be monitored <br />and alleviated when necessary. De-thatching should be maintained at a depth of ¼” – ½” <br />of depth and thatch shall be collected and disposed of by the Contractor. <br /> <br />3.15.5 WEED CONTROL <br />For weed control, on Bermuda turf, the Contractor shall apply Sencor 75 Turf herbicide <br />and Revolver Selective herbicide by Bayer or approved equal to maintain a 95% weed free <br />turf, following the manufacturer’s instructions for application methods and amounts. <br />Visible weeds shall be removed by hand before the base reaches more than one inch in <br />diameter. <br /> <br /> <br />