They say the lost harvest will cost farmworkers $50 million in lost pay.
State agriculture officials are still assessing damage from the cold, but have estimated losses could be in the hundreds of millions.
Last week, U.S. Sugar Corp. said that half of its unharvested sugarcane crop was badly damaged by the weather. The company said it had harvested just over 50 percent of its cane prior to the unseasonably cold temperatures. Some citrus and vegetable crops across the state also took a hit.