2002 Natural Resources Management

Home

Management Recommendations: Community Activity Priority Estimated Cost Comments RW -U1 Remove High $1,000 per Moderately Low Concentration here Buckthorn and acre, or approx. compared to other areas in park, but is other nonnative 40 -60 hindering recovery of forest. shrubs volunteer hours per acre RW -U 1 Reintroduce Medium $100 — 200 Reintroduce appropriate local origin plant appropriate for plant materials through planting of plugs or seed, native species materials, particularly where bare ground is left from depending on brush clearing. Allow 10 -20 hours for number of seeding if done by volunteers or city staff. species, plants, An appendix of this report contains a list of seed. recommended species for reintroducing into forest, savanna, and prairie areas. RW -U1 Reintroduce Medium $1,500 -2,000 This will help with maintaining oak Prescribed Fire per event. component and keep shrub layer more open. RW -U1 Recut brush Medium $500 -1,000 Brush will likely continue to persist and every 2 -3 years should be treated regularly or 20 -40 volunteer hours Community RW -U2 Dry -mesic Prairie Qualitative Rank: C Nonnative Shrub Rank: 15 This prairie lies on the interior of the northwest portion of Reservoir Woods and is not readily visible from surrounding roads. The terrain here varies from gently rolling to a somewhat steep north - facing hillside in the southeast portion of the community. Soils vary from dry sand in the southeast portion to a richer sandy loam elsewhere Flowers and grasses present here tend to be those that tolerate disturbance. Based on aerial photos from the 1940's and 1950's, as well as clues in the current plant community composition, it appears that this prairie has a history of moderate to intense long -term grazing. After release from grazing and in the absence of fire, the prairie was colonized by fast growing shrubs and City of Roseville 122 Parks Natural Resource Management