No person shall plant, prune, remove, cut, climb, or injure any tree existing on any public property in the City, nor authorize or procure any persons to do so, nor remove or tamper with any device placed for the protection of any such tree, nor attach any rope, wire, chain, sign, or other device either to said tree or to any device placed for the protection of said tree, or authorize or cause the same to be done, without having first obtained written permission from the Arborist to do so. (Ord. 2007-94. Passed 9-19-07.)