The texture triangleTriangle How to measure at home: the jar testJar test

Soil texture triangle

Enter how much sand, silt and clay your soil contains, or point at the triangle.

Texture triangle

Classification

Your class
Your sample

Click or drag in the triangle.

The triangle as a table

Measure your texture with a jar →

Your sample

Paste a lab result

Paste a lab result

From a jar test

Sand grades (optional, USDA subclasses)

Independent personal project. Texts and drawings are original; the photo is credited where it is shown; facts come from the sources listed on the page.