(a) No person shall dump, pour or spill any oil, salt or salt water or other deleterious matter upon any tree space in any street, or keep or maintain upon any sidewalk within ten (10) feet of any such tree or tree space on any street, any receptacle from which oil or salt water leaks or drips, or pour oil or salt water onto any parking or concrete gutter so as to injure any tree on any street.
(b) Trees – Piling Material On: No person shall pile building material or other material, about any tree, plant or shrub in a street in any manner that will in any way injure such tree, plant or shrub.