GRAINS-Wheat hits one-month high on concerns over planting delays

U.S. wheat futures rose on Tuesday to hit a one-month high as adverse weather across a major North American producing region stoked fears about potential planting delays. FUNDAMENTALS * The most active wheat futures on the Chicago Board Of Trade were up 0.5 percent at $4.71-3/4 a bushel by 0031 GMT, just off the session high of $4.74-1/2 a bushel - the highest since Feb. 27. Wheat closed up 0.7 percent on Monday. * The most active soybean