Getting to the trailhead (and Julian) is pretty straightforward. Take either the 78E or the 67N (which meets the 78E) and continue till you reach Main St/ Farmers Road. Once you get to Julian, turn L on Farmers road, continue till stop sign, turn R on Wynola Rd and turn L again to get back on Farmers road. The trailhead sign should be visible on the right side of the road, shortly after that:
The Hike starts of on a gravel/ paved road with apple orchards on either side, leading up to the main entrance with trail maps and a wooden gate.
Next two in B&W for a change!
Continue past those gates and up a fire road to come up to a point where you see a fork with a sign for the "Five Oaks Trail: