From Highway 99 in Bakersfield, CA, take State Highway 178 East for about 46 miles, then State Highway 155 North; Follow the signs to Kernville.
Spring weather is changeable, so be prepared for anything from light wet snow to 80 degree temperatures.
The hummingbirds return every Spring. Despite many flowers, I still get customers who swoop into a feeder on my deck. By pre-focusing on their usual line of approach, using high ISO and high-speed motor drive, one can track them against the mountainside across the Kern River.