No person, firm or corporation shall cause, authorize or procure any brine water, oil, liquid dye or other substance deleterious to tree life to lie, leak, pour, flow or drip on or into the soil about the base of any tree in any public highway in the City, or onto the sidewalk, road or pavement therein at a point whence such substance may be lying on, or by flowing, dripping or seeping into such soil, or in any other manner whatever, injure such tree; or cause or procure such lying, leaking, flowing, dripping, seeping or injuring.