2014-11-25_REVISION - M1979191 (21)

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• Grass seed will typically be planted in unfrozen soil between October 1 and April 30 • Grass seed will typically be planted with a grass drill, or where necessary, with a broadcast seeder • The proposed seed mix and application rates in pounds of pure live seed per acre are described on the following pages • Weed control practices will be implanted as required. The above procedures may be modified as conditions dictate. Weeds will be mowed before they go to seed during the first growing season. Plant species anticipated to establish themselves naturally along the shorelines include cattails, willows, cottonwoods, and bulrushes. Proposed seed mixtures to be used on site where appropriate are listed below. Availability may dictate the need for substitution. The anticipated seed mix to be used for Three Bells Mine revegetation is shown in Table 2. Table 1: Seed Mix for Three Bells Mine Species Preferred Varieties Rate Lbs. /Acre PLS Seeded /Acre Planted (Drilled 1) Green needlegrass Stipa viridula Lodorm 2.00 362,000 Indian ricegrass Achnatherum hymenoides Paloma 2.00 376,000 Slender wheatgrass Elymus trachycaulus Primar, Revenue 2.00 320,000 Thickspike wheatgrass Elymus lanceolatus Critana 2.00 372,000 Western wheatgrass Pascopyrum smithii Arriba, Barton 5.00 630,000 Lewis flax Linum lewisii Appar 1.00 285,000 Upright prairie coneflower Ratibida columnifera None 0.25 225,000 Totals 14.25 2,570,000 (59 seeds /sq.ft.) 5.5 Reclamation Performance Standards 5.5.1 Establishing Post - Mining Use Post - mining use of the land is anticipated to be for housing development and below grade reservoirs. There will be no Substituted Land to be reclaimed, as defined in Rule 3.1.2.