Trees suggested as excellent and in first place for planting in the City are the following: purple leaf plum, southern magnolia, sweet gum, maidenhair tree (ginkgo), lavalle Hawthorne, European white-bark birch, camphor tree and goldenrain tree. Good and in second place for planting in the City limits are the following: Japanese privet, red horse chestnut, tulip tree, Chinese pistachio, California live oak, schwedler maple, fruitless mulberry, Paul's double flowering English Hawthorne and sawleaf zelkova. Others which should be selected with thorough knowledge of special conditions are the following: Japanese maple, silk tree, bottle tree, crepe myrtle, purple leaf plum, pin oak, cork oak, European hackberry, and the olive tree.
(Ord. 88 § 5, 1957)