Pistachios The global pistachio market is expected to face a much tighter supply situation during the 2026-2027 season, with worldwide production forecast to drop to approximately 700,000 metric tonnes. This would represent a sharp 36% decline from the previous season and mark one of the weakest global crops seen in recent years. The anticipated slowdown is mainly linked to significantly lower harvest in both the United States and Iran. Both countries are entering weaker off-