2007-04-19_REVISION - M1997065 (4)

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3~ Time of seedi.n~ Critical t+~ea Planting 342-3 Grasses, legumes and other seeded species shall be planted within the seeding periods speci.Eied in Table 1, with the provision that up to 10 days tolerance from the spec: ified periods may be allowed for the purpose of adapting co local soil moistures conditions. Rocky Mountain peti~stemon, hairy vetch, milkvetch and Indian ri.cegrass should be planted in Che fall so that freezing and thawing can break seed dormancy Eor spring germination. Table 1. Seeding dates _f or Critical Area Plantings Cool Season Plants Warm Season Plants MLRA* Dormant-Sp ring Summer Dormant-Spring Summer D-34A,B,C, Oct 15-Apr 30 Jul 15-Aug 31 Oct 15-Apr 30 Jun 15-Jul 15 D-35,D-37, D-39 E-48A,E-48B, Oct 1-Apr 30 Jun 15-JuI 15 1/ E-47 E-49A,E-49B Oct 15-May 15 Aug 1-Aug 31 ?/ E-51 Oct 1S-Apr 15 Jun 15-Jul 15 G-67 So.Colo. Nov 1-Apr 30 Aug 15-Sep 15 ?/ G-l0,H-77 G-67 No.Colo.. Oct 15-Play 15 Aug 15-Sep 15 ?/ H-72 G-69A,G-69B Nov !-Apr 30 AuR 15-Sep LS ~/ %r''a j~~r Land Resource Area Oct 1-Apr 30 Oct 15-May 31 Jun 15-Jul 15 Oct 15-Apr IS Jun IS-Jul 15 Nov 1-May 31 Nov 1-Play 31 Nov 1-May 31 1/ Applicable to MLRA E-48A and E-488 on eastern slope of Rocky Piountains. Z/ Appiicabl.e to irrigated sites. Rates of seeclin Seeding rates shall be in accordance with Colorado Agronomy Technical Note llbl, "Seeding Rates" dated March 16, 1981. Purity and germination tests for all lots of seed shall. be less than one year old: Selection of species Species planted shall be selected from the tables of "Perennial Grasses and Forbs for Critical Area Plantings" and from the table of "Woody Plants for Critical Area Plantings" attached to this specification (Tables 2 through 12). Use the attached map of Major Land Resource Areas as a guide to the plant tables. The tables list species that are normally available on a commercial basis. Other plants that are indigenous tc. the site may also be planted whenever available. TGN 11170 USDA/SCS/Colorado-7/81