[autodidakto]

"Virtually all non-tropical crops are grown in the Central Valley, which is the primary source for a number of food products throughout the United States, including tomatoes, almonds, grapes, cotton, apricots, and asparagus." https://en.wikipedia.org/wiki/Central_Valley_(California)

Minor correction: The San Joaquin Valley in the south half of the Central Valley, and The Sacramento Valley is the north half. The dividing line is the Sacramento–San Joaquin River Delta