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<br />~~ ~ . ' • <br />Criti• Area Planting 342-3 <br />'~ Time of seeding <br />~' Grasses, legumes and other seeded species shall be planted within the seeding <br />periods specified in Table 1, with the provision that up to 10 days tolerance <br />from the specified periods may be allowed for the purpose of adapting to local <br />soil moisture conditions. Rocky Mountain pe~istemon, hairy vetch, milkvetch <br />and Indian ricegrass should be planted in the fail so that freezing and thawing <br />can break seed dormancy for spring germination. <br />Table 1. Seeding dates for Critical Area Plantings <br /> <br />PiLRA~` Cool <br />Dormant-Sp Season <br />ring Plants <br />Summer Warm Season <br />Dormant-Spring Plants <br />Summer <br />D-34A,B,C, Oct 15-Apr 30 Jul 15-Aug 31 Oct 15-Apr 30 Sun 15-Jul 15 <br />D-35,D-37, <br />D-39 <br />E-48A,E-48B, Oct 1-Apr 30 Jun 15-Jul 15 ~/ Oct 1-Apr 30 <br />E-47 <br />E-49A,E-49B Oct 15-May 15 Aug 1-Aug 31 ?/ OcC 15-May 31 <br />E-51 Oct 15-Apr 15 Jun 15-Jul 15 Oct 15-Apr 15 <br />G-67 So.Colo. Nov 1-Apr 30 Aug 15-Sep 15 ?/ Nov 1-May 31 <br />~ - G-70,H-77 <br />L <br />`... <br />G-67 No.Co1o. <br />Oct <br />15-Play 15 <br />Aug <br />15-Sep <br />15 <br />? <br />Nov <br />1-Play <br />31 <br />H-72 <br />G-69A,G-69B Nov 1-Apr 30 Aug 15-Sep 15 ?/ Nov 1-Play 31 <br />Jun 15-Jul 15 <br />Jun 15-Jul 15 <br />`F1ajor Land Resource Area <br />1/ Applicable to MLRA E-46A and E-46B on eastern slope of Rocky Mountains. <br />2/ Applicable to irrigated si[es. <br />Rates of seeding <br />Seeding rates shall be in accordance with Colorado Agronomy Technical Note 1161, <br />"Seeding Rates" dated March 16, 1981. Purity and germination tests for all lots <br />of seed shall be less than one year old. <br />Selection of species <br />Species planted shall be selected from the tables of "Perennial Grasses and Forbs <br />for Critical Area Plantings" and from the table of "Woody Plants for Critical Area <br />Plantings" attached to this specification (Tables 2 through 12). Use the attached <br />map of Ptajor Land Resource Areas as a guide to the plant tables. The tables list <br />species that are normally available on a commercial basis. Other plants that are <br />indigenous to the site may also be planted whenever available. <br />i <br />1'GN 11170 USDA/SCS/Colorado-7/81 <br />