More color added to make this Scotts' best mulch. Vibrant, year-long color. Regionally formulated from forest products and colorant. Only natural forest products are used. Use a 3 in. layer to naturally prevent weeds by blocking growth and access to sunlight. Color enhanced black mulch provides a rich and vibrant landscape finish Built in weed preventer helps reduce unwanted growth in garden beds Supports soil moisture retention for healthier plants Long lasting color formulation maintains appearance through the season