Léoniea is committed to sustainable farming practices, which prioritize the health of the land, the well-being of the workers, and the protection of the environment. The brand uses methods such as cover cropping, composting, and natural pest control to maintain the health and fertility of its vineyards, and is also certified by several sustainability organizations. By prioritizing sustainability, Léoniea is able to create wines that not only taste great but are also produced in a responsible and ethical manner.