When it comes to dirt, color is not enough to tell what type it is. Take the plant's perspective: How does it feel? Soil scientists classify soil by its texture. They use the Soil Triangle to identify the soil based on the percentages of clay and sand that it contains.

To learn more about how soil is classified:

1. Go to the More Than Just Dirt, Page 1 WWW Sheet and print it.

2. Go to the More Than Just Dirt, Page 2 WWW Sheet and print it.

3. Visit this Web site. Then complete the WWW Sheets.
    Soil Calculator