MARIPOSA LANDSCAPES, INC. (PARK MAINT.) - 2015 3RD AMEND

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control the germination and growth of all weeds in all turf year around. i.e. Dallis Grass, Goose Grass, Crab Grass, Nutsedge, Plantain, Oxalis, etc. (3) Should turf type or broadleaf type weeds germinate, the Contractor shall control the weeds immediately upon recognition by way of selective and /or broad - spectrum post emergent herbicides and methods approved by the Director's Representative. g) Replanting -all turf (1) Should turf begin to stress for any reason, or become thin in appearance, the Contractor shall direct CITA's to begin immediately applying supplemental water and shall overseed these turf areas using Stovers Seed Company Bermuda Dunes (spring /summer) or Jacklin Seed Company CSI perennial rye (fall /winter) seed at the manufacturer's recommended rate and process. The Contractor shall use STA approved '/4" minus compost seed topper to cover the seed topper pre mixed with California Organic 7 -1 -2 Phyta Boost fertilizer at a rate of 35 cubic yards per acre. (2) Should turf die back to the point where soil is visible, the Contractor shall install thick cut sod to those turf areas using West Coast Turf Bandera Bermuda cropped over with perennial rye grass (fall /winter) and West Coast Turf Bandera Bermuda (spring /summer). (3) The Contractor understands and accepts that at the beginning of the agreement there may be existing turf areas that are thin or bare. The Contractor, by entering into the agreement, shall routinely and at no extra cost to the City, repair thin or bare turf areas by overseeding or sodding with approved seed or sod until a thick healthy stand of turf is established. (4) Contractor also understands and accepts that Santa Ana is a very heavily used park system, including increased foot traffic, athletic play, and other uses and, therefore, acknowledges that he /she will immediately respond to thin or bare areas in turf without delay. h) Aeration The Contractor shall aerate casual turf areas one (1) time per year in March, and sport/priority turf four (4) times per year in March, June, September, and December. Aeration shall be performed by AerWay aerator using shatter tines. Contractor shall perform multiple passes per the Director's Representatives direction (in the same direction) in heavier compacted areas. i) Sport /Priority Turf — Optional As Extra Work The Contractor shall have a "Sport /Priority Turf Renovation Crew," separate from their "Routine Maintenance Crews," to perform all aspects of the sport turf renovation process. The exception to the above requirement shall be the Contractor's scheduling of CMIT's, CIT's and /or CITA's to audit, repair, improve and manage the sport /priority turf's irrigation systems. (1) Renovations shall be a maximum of 12 weeks from date of closure to date of reopening the fields: during the spring /summer or the fall /winter (as determined by the Director) the Contractor shall renovate sport/priority turf using: Page 14