AMMO by MIG Pigments - Fine Pigment Powders for Modelling
Color: Winter Soil

From the Manufacturer:

Pigment color and tone ideally suited to humid areas or forests in central Europe and Asia, where the nutrient-rich soil usually has a dark color. It can also be used to accurately represent the darker shade taken by soil during autumn and winter.

This pigment can be used by itself or in combination with other AMMO products.