Sweet corn enjoys slightly acidic to neutral soil, with an ideal pH between 6.0 and 6.5. A soil test can tell you the exact pH of your soil. Test the soil in the season before planting as it can take months to change the pH.

Does corn like acidic soil?

The optimum pH range for a corn/soybean rotation is 5.8 to 6.2. Any soil pH below this level is considered low. Corn health may be visibly affected by low pH, but it is usually manifested as a nutrient deficiency.

What is the best soil for sweet corn?

Sweet corn grows best in well-drained soil supplied with organic matter, with a pH of 5.8 to 7.0.