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uuu �� iu� uu�u iu� III u�•I��V u�»��i "�rrfl �� l�i qq VIII � Illl VIIIII llll u�»��i u� VIII � �� Design Criteria Guiding Principles for Planting on Community Streets The first challenge for a community is to understand the many benefit" at trees provide. The second challenge is to understand the many factors that need to be ered when a community plants trees. Tree species div ,ersityr, composition and; Wi sign implications are all components of community design criteria. It is a well know f, community has a diverse tree population it will be better able to tolerate ens a �nta � acts from tree pests. Tree canopy loss will be minimized. The tree planting� 0-20-10 (,,,, amour) is often discussed as the approach a community should strive iev e to ensure ''' s div ersityr. This approach recommends that no more than 30"'0 of t e familyr 2W) o of ani IM genus and 10"o of any one species should be planted. j ! Tree Palette f We have identified 24 different genera%f ees for planti�l ,,,'the boulevard and in public spaces throughout the communityr, thus ensur'� greater a �r se in species diversity (see pp ) p p �� of the a were not identified on A endicies for full list). Specific spec., i purpose, in part to allow for even greater � tsityr � o alk��r some additional lore", ! f/f flexibility- in species selectio 1i dress poe 1) g rtes. „rtJ,f�frj Table 02: Recommei ' _cc ge net f RecommendeMblic Tre fr 1. Basswood/1-111 2. alga �f��ackberz-y- G. OIT oi o�,i 7. He ocust 8. Kentf Coffeet Maple 9. Ma Ji >_- p ( � nor silver) 10. Oak '%M 11. Aspen j 12. Corktree 13. Buckeye 14. Ornamentals trees used in a variety of special circumstances such as under overhead wires. Several species would be considered: Sere iceberryr,Japanese Lilac, Magnolia (in a City of Roseville Public Tree Master Plan 15