Some places in California are great any time, but theses are especially nice to visit during Spring: March, April and May.
Special evening tours held this time of year are the best way to see the Castle.
San Francisco gets its best weather in spring, with clear skies and mild temperatures - and it's less crowded than in summer, too.
An isolated and little-visited valley near King City boasts some great wildflower displays.
Spring is the time when Yosemite's waterfalls put on their best show, and the dogwoods bloom then, too.