Marvin's Garden is an Educational Garden utilized by the Healthy Earth, Healthy Bodies K-6 science field trip program at Tolay Lake Regional Park. For information about school field trips, please visit sonomacountyparks.org.

The Tolay Lake Regional Park IP Day-Use Permit Program allows the public to visit the park during posted hours once they’ve completed an hour-long orientation and obtained a permit.

Please visit sonomacountyparks.org for orientation dates and more information.