What type of mulching materials are suitable for flat slopes without the need for anchoring?

Heavy bark or wood chips are suitable for use as a mulching material on flat slopes without the need for anchoring due to their density and weight. This type of mulch provides excellent erosion control by creating a physical barrier that protects the soil from rain impact and surface runoff. The heavy nature of these materials helps them stay in place, effectively preventing soil erosion and minimizing sediment transport.

Moreover, heavy bark or wood chips break down slowly, providing long-term soil protection and organic matter as they decompose. They also help retain moisture in the soil, which is critical for plant growth. This makes them an ideal choice for flat slopes where enhancing soil stability is essential.