Walnut 2014 2015 2016 2017 2018 Pounds AI 5,709,108 6,978,971 7,361,671 8,087,061 7,398,507 Acres treated 4,031,790 4,843,350 4,980,790 5,607,035 5,126,851 Acres bearing 290,000 300,000 315,000 335,000 350,000 Price per ton $3,340.0 $1,670.0 $1,850.0 $2,490.0 $1,300.0