The Arboretum also opened roughly 4.5 miles of its new Pierson Valley Trails in 2024. According to a map on the Arboretum’s website, the trails are located west of the Arboretum’s main ...

Fall is the ideal time for planting California native plants that are drought-tolerant and require little water, says Greg Pongetti, Living Collections curator at the Fullerton Arboretum.