Laserfiche WebLink
If tree roots have been exposed or injured, "prune"cleanly with an appropriate pruning saw or top- <br /> pers directly above the damaged roots and recover with native soils.Treatment of sap flowing trees <br /> (fir, hemlock, pine, soft maples) is not advised as sap forms a natural healing barrier. <br /> 2019 Stormwater Management Manual for Western Washington <br /> Volume 11-Chapter 3-Page 273 <br />