From SPAWNERS:

Join us for weeding, picking up trash, and planting (weather and supply dependent) at our Wilkie Creek Outdoor Classroom on Saturday, February 17th from 9:30 to noon. Meet us next to 4805 Santa Rita Road in Richmond, CA. Water and snacks will be provided — please bring a reusable water bottle and sturdy shoes. All ages and abilities are welcome! Please note, heavy rain cancels.