Can Devrinol 50-DF ornamental be used on potting soil mixtures containing 30 percent soil and/or sand?

Devrinol 50-DF, an herbicide, is designed for use in various situations and can indeed be applied to potting soil mixtures that consist of 30 percent soil and/or sand. This application is effective because Devrinol works by preventing the germination of weed seeds, and the specific proportions you can include in a potting mix allow for its proper function while still adhering to guidelines for safety and efficacy.

Using Devrinol in a mixture that contains a specific percentage of soil or sand is based on its formulation and intended use parameters outlined by the manufacturer. The mixture allows for weed control without adversely affecting the health of desirable plants. It's essential to follow recommended application rates and guidelines to ensure optimal results while maintaining safety for plants and the environment.

The other options may imply limitations or incorrect usage scenarios that are not aligned with the approved use of Devrinol in the specified conditions.