- California buckeye tree in the park. The bark, leaves and fruits of the tree are poisonous to eat. However, its flowers provide nectar to butterflies.
- California juniper tree in the park. Although native to other parts of California, this one was brought in by early settlers.
- Canyon live oak tree in the park. A variety of fauna forage on the tree's acorns and foliage.
- Sticky monkey flowers in the park. The yellowish flowers are pollinated by hummingbirds and bees.
- White alder tree overlooking creek in the park. Thick vines of poison oak have grown around the base of the tree.