Shredded bark mulch shall be a natural forest product of 98% bark containing less than 2%
wood or other debris. It shall be of White or Red Fir and/or Pine bark of a uniform grade with
no additives or any other treatment. Size of bark shall be from 5/8" to 1-1/4".The pH factor
should range from 5.8 to 6.2. Shredded bark may also be used.