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PART 2 PRODUCTS <br />2.1 MATERIALS <br />A. Native Seed: shall consist of a mixture of the following: <br />% PLS* <br />Perennial Rye (Pennfine) 20 <br />Crested Wheatgrass (Fairway) 10 <br />Hard Fescue (Durar) 40 <br />Streambank Wheatgrass (Sodar) 30 <br />*PLS =Pure Live seed <br />B. Lawn Seed: Seed to be applied to lawn areas shall be a mixture of: <br />25 %. PLS Merion Bluegrass, <br />25 %. PLS Park Bluegrass, and <br />50% PLS Perennial Rye. <br />C. Sod: Bluegrass sod shall be nursery grown, 99% Kentucky Bluegrass and 99% weed free. The <br />1 % allowable weeds shall not include any undesirable perennial or annual grasses or plants. Soil <br />thickness of sod cuts shall not be less than 3/4 inch nor more than 1 inch. Sod shall be cut in <br />uniform strips 18 inches in width and not less than 6 feet long. <br />D. Fertilizer: The fertilizer shall be a granular type fertilizer, (11- 52 -0). <br />E. Mulch <br />1. Straw mulch: shall consist of straw of oats, barley, wheat, or rye which does not contain seed <br />of normal growth of the grass or noxious weeds. Straw in such an advanced stage of <br />decomposition as to retard the normal growth of grass or old dry straw which breaks in the <br />crimping process in lieu of bending will not be accepted. <br />2. Hay mulch: shall consist of good clean field or marsh hay, having a 50 % minimum of total <br />weight in fiber length of 8" and free of noxious weeds as listed in the Colorado Seed Law. Hay <br />in such an advanced stage of decomposition as to smother or retard the normal growth of <br />grass will not be accepted. <br />3. Hydraulic mulch: Wood cellulose fiber for hydraulic mulch shall not contain any substance or <br />factor that might inhibit germination or growth of grass seed. It shall be dyed an appropriate <br />color to allow visual metering of its application. The wood cellulose fibers shall have the <br />property of becoming evenly dispersed and suspended when agitated in water. When <br />sprayed uniformly on the surface of the soil, the fibers shall form a blotter -like ground cover <br />that readily absorbs water and allows infiltration to the underlying soil. Weight specifications <br />from suppliers, and for all applications, shall refer only to air dry weight of the fiber, a standard <br />equivalent to 10 percent moisture. The mulch material shall be supplied in packages having a <br />gross weight not in excess of 100 pounds and shall be marked by the manufacturer to show <br />the air dry weight content. <br />F. Tackifier: <br />1. Shall be a guar -based product which will not inhibit germination or growth of plants. <br />2. Capable of being used either alone or in combination with wood fiber mulch, fertilizer or other <br />Revegetation <br />2821 -2 <br />