36.83210650024584, -121.51649581922202

At the "Y" between the road to the St. Francis Retreat and Hedges Rd., which runs east and west between the valley farms and the rangeland.  There are some corrals along the east side of the Y.  We are are a little less than half a mile east along the St. Francis Retreat Rd. from the entrance to 553 Mission Vineyard Rd., the Amycel mushroom plant.