Copper Sulfate is a water-soluble copper micronutrient powder containing 25.2% elemental copper and 12.5% sulfur. Copper supports key plant processes including photosynthesis, respiration, and enzyme activation, helping improve nutrient uptake and overall plant vigor. At a glance Type: Copper micronutrient amendment (powder) Copper content: 25.2% elemental copper Sulfur content: 12.5% sulfur Form: Highly water-soluble for rapid availability to roots and foliage Function: Supports photosynthesis, respiration, and enzyme activation Use: Corrects copper deficiency within a balanced fertility plan Best for Lawns, garden beds, and container setups Correcting copper deficiencies Improving nutrient uptake and plant resilience Integration into a broader fertilizer program How to use Integrate Copper Sulfate into your broader fertilizer program to address copper deficiencies and support soil fertility across the growing season. Its water-soluble form makes copper readily available to roots and foliage. Always follow the product label directions for application rates and safety. About The Soil Makers The Soil Makers craft agronomic-grade soil amendments designed for reliable, repeatable performance.