Get big, beautiful, and vibrant flowers when you add Espoma Flower-tone organic fertilizer to your garden! This fertilizer is applied directly to or incorporated into the soil, providing sustained nutrients that can make tough soils more nutrient-rich or enhance already beautiful blooms. While it may not be required to have happy and healthy plants, Flower-tone can give your perennials and hydrangea shrubs a boost during the growing season. It’s made in the U.S. using solar power and is an all-organic granular fertilizer.