BuildASoil Lab
Grade My Soil
Punch in your Logan Labs numbers and get the same 1–10 scorecard we run on every soil we test. Fill what you've got. The grade updates as you type.
Grade against
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Drop your Logan Labs PDF here
or click to browse · standard test, saturated paste, or both. We read it right in your browser, nothing gets uploaded.
Standard Soil Test
—Saturated Paste Test
—Enter base saturation as a percentage (type 1.28, not 0.0149). For organic matter, Logan caps the readout at “>20” so just type 20. Reference rows in grey aren't scored, same as our internal card.
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enter values to grade
0Good
0Watch
0Fix
