https://www.kxcv.org/tags/u-s-department-of-agriculture U.S. Department of Agriculture en-US Copyright Thu, 21 May 2026 18:25:01 GMT https://www.kxcv.org/regional-news/2026-05-21/iran-war-driving-iowa-fertilizer-prices-to-record-highs Since President Donald Trump began U.S. military attacks on Iran on Feb. 28, Iowans have seen average gasoline prices jump from $2.635 for a gallon of regular unleaded gasoline to $4.536, according to AAA data. For Iowa farmers, the war has also driven up the cost of the diesel fuel and fertilizer they rely on for food production. Thu, 21 May 2026 18:25:01 GMT https://www.kxcv.org/regional-news/2026-05-21/iran-war-driving-iowa-fertilizer-prices-to-record-highs Mark Moran - Public News Service