The annual wildflower bloom has reached southern California. Yellows, purples, even orange and white — a kaleidoscope of color has begun to burst forth across normally arid landscapes. From Death Valley to Antelope Valley , from Lemoore to Lancaster, spring has come alive. And this year’s superbloom is one of the best ever. California has enjoyed the remarkable good fortune of three wet winters in a row — plus unusually warm temperatures in between storms. As The California Post has reported,