Soil Profile Soil is __________________________???
Bedrock • We will start at the bottom. • R Horizon- This the considered the 1st layer. BEDROCK --- made ofunweatheredrock • Color it BLUE
Weathered Bedrock Cracked or broken surface bedrock Color it YELLOW.
Subsoil Color it REDDISH BROWN or TAN.
Topsoil Made of highly decomposed organic matter. (HUMUS) This is the most fertile layer of soil. Color it BLACK