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ill'.IAISS I'II0IIwVJ)C' "I"his is fllt� area th<a ol"'111V leMporardy fi.00ded -as niost normal flowsarc <br />confille-d to tile, channel. <br />OLItICt Undt:r the trail on west end of t1 basin allov,,-s xvater levels in the �vlkn,klnd to be <br />-N grass and draxv of the water levels in the <br />lo\vered, Currenfl\ the basin contains reed c.-,�mat., <br />)SIIIi OCCLII-S, IICt'VVCCII StOlIn events. In order to control the reed canary tirass. the Nvater le -eels <br />ill nCed to he niaintai tied at 16- i nches be low top oftrail outlet. Th is could be accompt ishe d <br />With a 7wood control structure, 'Flier e is also C-onnectl � itv to W3 to the south throuah a I 2.-Inch <br />Ail upland buffer, of native vegeLation could be planted upslopc of the Nvetiand on the south side <br />to replace thie turf directly adJacent to the wcttand ni <br />basin. The rccomended xvi(fth of this buff l., <br />W" <br />is 215 feet to provide prietreatment ofthe adjacent turf rca. It Nvould be a u-jood location for <br />ciduirational signage regardino buffers due to the pedestrian traffic and proximitv to the <br />- 'irborctuni area. <br />PlUrple loosiestrife M tills, basin appears to be at a manageable level to be spot sprayed. Due to the <br />trails close proxini.ity to the shallow marsh portion of these basin active landscaping with native <br />-sli plant material could be pursued to enhance the plant communitv and aesthetics <br />shalliow inai I 1W <br />along portions of the trail. <br />C.Oftimiln-ity <br />-A,ddvt <br />Orl <br />Os <br />E� k6d, C' <br />COM <br />C P -W 2 <br />Control purple <br />High <br />$800.00 <br />Spot spray to prevent spread. <br />loosestrifie <br />CP-W2 <br />Plant native <br />MedIUM <br />$750.00 <br />Aesthetic <br />vegetation along <br />CP�W2 <br />Outlet Co troll <br />Medium <br />S 3. S 0 0. 0 0 <br />Restore hydrology outside of main <br />structure <br />channel. <br />CP_W . <br />Plant buffer <br />High <br />$150,00 <br />Replace turf between trall and <br />wetland near arboretum area. <br />CP_W'2. <br />Install <br />High <br />$500-00 <br />Use in copiunction with buffer <br />educational <br />planti'lig, <br />C kv of'Roseville <br />Pa,rk,v .Vann-al Resow-ce A lava gement <br />