California’s 2017 walnut acreage is estimated at 400,000 acres, up 10 percent from 2015. Of the total acreage, 335,000 were bearing and 65,000 were non-bearing.
Of the walnut acreage reported, Chandler continues as the leading variety with 121,524 bearing acres, followed by Hartley with 30,172 bearing acres. Chandler also accounted for 59 percent of the non-bearing acreage.
Butte County shows the largest acreage with 16 percent of the total, followed by San Joaquin with 14 percent and Tulare with 10 percent each.