Method of calculating plant stand per acre
To calculate the number of plants required per acre you simply take the row width from this chart and divide the number of inches shown in the chart by the distance between plants in the row.
Drill length per acre at different row widths
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12 inch rows = 43,560 ft. / 522,720 inches
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20 inch rows = 26,136 ft. / 313,632 inches
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28 inch rows = 18,668 ft. / 224,022 inches
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14 inch rows = 37,337 ft. / 448,045 inches
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22 inch rows = 23,760 ft. / 285,120 inches
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30 inch rows = 17,424 ft. / 209,088 inches
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15 inch rows = 34,848 ft. / 418,176 inches
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23 inch rows = 22,728 ft. / 272,736 inches
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31 inch rows = 16,862 ft. / 202,343 inches
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16 inch rows = 32,670 ft. / 392,040 inches
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24 inch rows = 21,780 ft. / 261,360 inches
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32 inch rows = 16,335 ft. / 196,020 inches
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18 inch rows = 29,040 ft. / 348,480 inches
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26 inch rows = 20,105 ft. / 241,255 inches
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34 inch rows = 15,374 ft. / 184,289 inches
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19 inch rows = 27,512 ft. / 330,138 inches
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27 inch rows = 19,360 ft. / 232,320 inches
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36 inch rows = 14,520 ft. / 174,240 inches
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Example: 20 inch rows with 18 inch spacing between plants require 313,632 ÷18 = 17,424 plants per acre.
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