Agenda - Council Work Session - 05/23/2017

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C. Seed and Seeding: httD://www.Drairieresto.com/installation seed ine.shtml 1. Acceptable seeding dates for native species are in the spring or summer before August 10th or in the fall between September 20th and freeze-up. This project would likely be seeded in spring of 2017. 2. All grass seed will be interseeded with a no -till seed drill designed for native seeding (Truax° or equivalent). 3. All wildflower seed will be applied by broadcasting. 4. In areas too steep or small for equipment, the seed will be hand broadcast and raked into the soil. 5. The seed mixes will consist of the following species and amounts: Grass Seed lbs. /project area PRI Short Dry Grass Mix: 40% Little bluestem, 35% Side oats grama, 13% Blue grama, 4% Poverty oat grass, 4% June grass, 2% Sand dropseed, 2% Prairie dropseed, all by PLS weight. 27 htto://www.Drairieresto.com/Categorylist.ohD?c1D=12 Note: A cover crop of oats will be sown along with the native grasses at a rate of approximately 25 lbs. per acre. Oats is an annual grass species that germinates quickly and will reduce the risk of soil erosion on the site. Wildflower Seed oz. /project area Butterfly weed (Asclepias tuberosa) 6 Wild lupine (Lupinus perennis) 8 Showy penstemon (Penstemon grandiflorus) 4 PRI Short Dry Wildflower Mix: 20% Purple prairie clover, 18% Hoary vervain, 16% Black-eyed Susan, 14% Leadplant, 6% Showy Penstemon, 5% Bush clover, 5% Rough blazing star, 3% Stiff goldenrod, 2% Common milkweed, 2% Wild bergamot, 2% Prairie rose, 2% Western spiderwort, 2% Golden Alexander, 1% Yarrow, 1% White prairie clover, 1% Northern bedstraw, all by PLS weight. 115* htto://www.orairieresto.com/CateeorvList.oho?clD=13 *depending on budget the flower seeding rate can be reduced D. Optional Erosion Control: httn://www.orairieresto.com/installation erosion.shtml 1. The seeded areas will be mulched with clean straw at a rate of 1.5 tons per acre. The straw will be disk anchored immediately after mulching. 3