Corn's national condition was unchanged at 68% good to excellent in Tuesday's USDA crop progress report, although corn in top producer Iowa dropped 2 points in that rating.
Soybeans stayed at 63%, although the excellent rating slipped a point while good gained one.
Spring wheat harvest reached 94% versus the 76% average. Top producer North Dakota was at 93% versus the 71% average.
Iowa corn slipped 2 points to 79% good/excellent, its second straight weekly decline and Ohio dropped one point to 48% good/excellent. Illinois and Indiana corn ratings were unchanged
"There were some reports of pressure on corn from disease," Iowa' state report said.
Although Indiana's corn condition was unchanged, the state said some of the crop had struggled.
"Growers checking fields noted cases of poor kernel depth and ear size, the resulting effects of nitrogen deficiency and lack of sunlight at critical times," it said.
Next week USDA will issue its first national corn harvest report of the season. But on Tuesday, some Midwest states issued their own, with Illinois reporting 2% done, Missouri 7% done and Indiana stating some early planted fields had been harvested.
In its soybeans, Indiana said "pod counts thus far have been fewer than previously expected. Overall, there are still concerns about the stress that the dry spell."
Indiana's soybeans were rated 47% good to excellent, unchanged from a week ago.
Illinois had 6.7 days for fieldwork as rainfall averaged 0.16 inch for the week. Illinois soybeans stayed at 53% good/excellent, but excellent lost a point to 9% and good gained one to 44%.
Nationwide, soybeans were at 96% in setting pods, versus 99% a year ago and the 99% average, while 18% were dropping leaves versus 11% a year ago and the 16% average.
Nationally, sorghum was 33% mature and 18% harvested versus the 34% and 24% averages. The crop was rated 68% good to excellent, unchanged for last week.
In cotton, 31% of the bolls were open versus 38% average. The crop was rated 53% good/excellent, down 1 point from a week ago.