No person shall do or cause to be done any of the following acts within or along any public street or park without the written permission of the Director of the Division of Public Works:
A.
Cut, prune, break, injure or remove any healthy tree, shrub or plant.
B.
Cut or unduly disturb or interfere with, in any way, any root of any healthy tree, shrub or plant.
C.
Spray with chemical any tree, shrub or plant.
D.
Fasten any rope, wire, sign or other device to any tree or shrub or to any guard around or protecting any tree or shrub.
E.
Remove or damage any guard or device protecting any tree or shrub.
F.
Close or obstruct any open space provided about the base of trees or shrubs, which open space permits the access of air, water or fertilizer to the roots thereof.