When the colored mulch industry first started in the early 1990s, mulch producers were using both liquid and dry coloring systems to manufacture their products. At one point, dry colorant made up roughly 75% of the market. But that has largely changed, and for good reason. Dry colorant poses serious health and safety hazards, which is why ChromaScape stopped selling dry pigment products for mulch colorant altogether. While other colorant suppliers have moved away from dry pigment as well, there are still some out there who rely on selling dry pigment. Whether you’re currently using dry colorant or considering it, here’s a look at the risks and responsibilities associated with dry mulch colorant.