Is the Corn ACTUALLY Knee-High by the 4th of July?

We check in with six American corn farmers to find out: is the corn actually "knee-high by the Fourth of July"?
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According to an old farming adage, the Fourth of July isn't just our nation's birthday, it's also an important benchmark for your corn crop. If all's going well, it should be "knee-high by the Fourth of July." Right?

To find the answer, we thought went straight to the source: we asked corn farmers across America how tall their corn is, right this moment. Here's what we found (with photo illustrations!):

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"But then you get years like this. We had a real late April snow, which is when we like to be starting to plant. Here in eastern South Dakota, it's not totally unheard of to get a little skiff of snow on some planted crop in early spring like that, this was 8-10 inches, so we got pushed back by about 10-14 days. All things considered and giving our planting dates, we're pretty good."

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