All trees kept, maintained, or cultivated on any of the streets or public places of the city shall have the boughs or branches cut or trimmed close to the trunk of the tree at least ten feet above the ground, and it shall be unlawful to keep, maintain, or cultivate trees on any of the streets or other public places in the city except in the manner provided in this section.
(`79 Code, § 92.004) Penalty, see § 10.99