ITB 18-03-02 Parks and Recreational Facilities Landscape Maintenance Services

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City of Sunny Isles Beach | ITB 18-03-02 Parks and Recreational Facilities Landscape Maintenance Services 58 Insects and fungus in Bermuda turf shall be controlled by both curative and preventative measures. Apply fungicide at the first symptoms of fungal presence in Bermuda turf. Follow manufacturer’s instructions for application methods and amounts. Turf shall be maintained to remain 100% fungus free year-round. Apply ‘TopChoice’ manufactured by Bayer or approved equal for fire ant and mole cricket control two times per year minimum on Bermuda turf. Timing will be critical on mole cricket applications and frequencies or application will be as needed to successfully control their infestations. Nematode samples will be taken at least two (2) times per year and action shall be taken per the recommendation of the lab results to control the populations. Follow manufacturer’s instructions for application methods and amounts. Any turf damaged due to over/under treatment shall be the responsibility of the Contractor and all damaged material shall be replaced, within one (1) week of the damage being noticed, at the Contractor’s expense, at no cost to the City. Turf shall be maintained to remain 100% pest free year-round. 3.13.3 FERTILIZATION For fertilization on Bermuda turf, the Contractor shall apply Polyon 22-0-22 slow release fertilizer with 67% Ronstar manufactured by Harrell’s. The granular fertilizer shall have an analysis N-P-K ratio of 1-0-1 applied every 90 days (4 times per year). Products should be applied at the rate of 2 pounds of actual nitrogen with 2 pounds of Ronstar per 1,000 square feet of lawn area. Granular applications may be adjusted based on soil tests. The Contractor is responsible for contracting with a laboratory approved by the City, to complete two soil analyses per year to verify the minor element requirements, and adjust fertilizer application as needed. The Contractor will submit soil analysis to City for review. Micronutrients and supplemental macronutrients to be determined by soil and tissue tests . All micronutrients and supplemental macronutrients should be applied as a liquid form for foliar uptake. Contractor is responsible to follow manufacturer’s recommendations for fertilization rates and amount. 3.13.4 AERATION, VERTICUTTING, SLICING Shallow tine slice aeration shall be performed at least every other month (six times per year) to provide proper air and water exchange for maximum growth potential and health of Bermuda turf. Aeration shall result in a hole depth of 3-4 inches with average spacing of 16 holes per square foot. Deep tine aeration, minimum 8” deep, shall be performed twice per year. In areas with noticeable compaction and wear, additional aer ation will be required at no additional cost. Coordinate dates for this work with the City. Contractor is to check the depth of any wires, irrigation or utilities prior to application. Verticutting must be performed once a year and thatch build-up needs to be monitored and alleviated when necessary. De-thatching should be maintained at a depth of ¼” – ½” of depth and thatch shall be collected and disposed of by the Contractor. 3.13.5 WEED CONTROL For weed control, on Bermuda turf, the Contractor shall apply Sencor 75 Turf herbicide and Revolver Selective herbicide by Bayer or approved equal to maintain a 95% weed free