Section 02480 Landscaping - Laserfiche WebLink

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02480 - 5/12 B. Packaging shall be labeled according to the U.S. Department of Agriculture Federal Seed Act and shall be furnished in containers with tags showing seed mixture, purity, germination, weed content, name of seller, and date on which seed was tested. 1. Seed Mixtures: Meet the following minimum percentage requirements for purity and germination: Pounds per 100 lbs Seed Name Purity Germination of mixture Argentine Bahia 95 80 70 Brown Top Millet 90 85 30 2. Moldy seed or seed that has been damaged in storage will not be accepted. 3. When seasonal conditions mandate, substitute a winter grass such as rye grass for the brown top millet. 2.06 The CONTRACTOR shall provide sod as shown on the drawings and specified herein. A. Provide Argentine Bahia grass sod containing a minimum of 95 percent pure from a certified sod farm that grows its sod on sandy soil. B. Sod shall be strongly rooted, free of pernicious weeds, mowed to a height of three inches before lifting, delivered to the site in strips 12 inches wide at least three feet long, rolled, and a uniform thickness of one and a quarter inch including three quarters inch thick layer of roots and topsoil. 2.07 PLANTING SOIL: A. General Type: The CONTRACTOR shall plant all new transplanted plant material (other than sod) with the general type planting soil, unless otherwise stated. The planting soil shall be a sandy loam (50 percent sand and 50 percent Everglades peat), by volume. The soil shall be thoroughly mixed and delivered in a loose, friable condition. The sand shall be well-washed lawn sand, free of silt and sludge. “Cyclone” sand is not acceptable. The planting soil pH shall range between 6.5 and 7.2. B. Soil for Backfilling Root-Pruning Trenches: The CONTRACTOR shall backfill root- pruning trenches with a soil mixture consisting of by volume of 70 percent planting soil as described in 2.05A above and 30 percent mulch with 0-0-20 fertilizer added at a rate of 1/3 pound per cubic yard of soil, thoroughly mixed prior to backfilling. C. The CONTRACTOR shall submit sample of sand and muck separately and/or soil analysis (es) if requested and as needed. 2.08 MULCH: A. The CONTRACTOR shall mulch all new and transplanted plant materials and associated planting beds (other than sod areas) with mulch at the time of installation, final acceptance, and at the end of the guarantee period UNLESS OTHERWISE STATED. The mulch layer shall exceed a depth of two inches within a one-foot radius of the plant materials or exceed a depth of four inches in areas beyond the one-foot radius. All mulch material shall be grade “A” Recycled Mulch approved by the ENGINEER. It shall be uniformly shredded and free from foreign matter, large pieces of bark, tree stump material, and insects such as burrowing nematodes and ants. Submit sample of mulch if requested and as needed at no additional cost to the CITY.