In the 2018/2019 season, world tree nut production reached ca. 4.5 million metric tons, which represents an overall increment of 47% from 10 years ago on account of all the tree nuts enlarged crops. When compared against the prior 10-year average, the biggest crop rises in 2018/19 were registered for macadamias (57%), pistachios (43%), walnuts (37%) and cashews (32%). Analyzing the production trends over the last decade, almond was the most produced tree nut worldwide. With an average growth rate of 40,950 metric tons annually, the 2018/19 crop added up to ca. 1.3 million MT. Production of walnuts, cashews, pecans and macadamias also presented a significant linear growing trend over the prior 10 years (R2 >0.8).