PlotPal

Puente Hills Test Plot

A public native-plant community garden and living laboratory at the Workman Mill Road gateway to the future Puente Hills Regional Park, testing five Southern California plant communities through youth stewardship, ecological monitoring and recurring public gardening days. PlotPal lists Puente Hills Test Plot as a community green space in Puente Hills, South El Monte. The public listing address is 3301 Workman Mill Road, South El Monte, CA 91733. The listed steward organization is Puente Hills Youth@Work + Test Plot + Los Angeles County Parks. Verified participation information currently includes visit, volunteer, education, events programs. Puente Hills Youth@Work and Test Plot steward the site with LA County Parks and community partners. Volunteers weed, water, monitor and care for native plant communities while learning ecological landcare and community science. The Test Plot is open during Los Angeles County Parks' seasonal hours: generally 8 a.m.–7:30 p.m. March–October and 8 a.m.–5 p.m. November–February. Public volunteer gardening is offered through recurring Saturday workdays. Current verified participation or information links include Visit the Test Plot, Join a garden workday, Puente Hills Test Plot. PlotPal last verified source information from Puente Hills Test Plot — Official Site on 2026-10-05. This public place page keeps verified location and participation context connected to the garden itself, so people can discover the place first and follow its current source information when they are ready to visit or get involved.