Sugarbeet harvesting doesn't stop in California

In California, sugarbeets are planted each month except July and August. To meet continual processing capacity in sugar factories, and because of storage losses related to warm weather, and the fact that the ground never freezes in California, sugarbeets there are harvested year round.

Source: https://www.agmrc.org/commodities-products/grains-oilseeds/sugarbeet-profile