Wheat futures on CBOT fell on Wednesday, with July soft red winter wheat down 6.75 cents to $6.60‑½ per bushel.
Hard red winter wheat fell 5 cents to $6.98‑¾ and Minneapolis spring wheat slipped 2 cents to $6.94‑½ per bushel.
Oil prices dropped about 6% after President Donald Trump said US‑Iran negotiations were in final stages, pulling down grain markets.
Traders watched potential rain for the drought‑hit U.S. Plains, while other commodities showed modest declines (e.g., LCO‑6.27%).