Plant Nutrition Bar, Slow-Release Nutrition For Domestic Flowers And Green Plants Growing In Potted PlantsOur plant nutrition bars contain potassium chloride and urea. It can evenly release nutrients to ensure that the plant receives continuous and balanced nutritional support, promoting deep roots and continuous flowering. Its use is simple: simply insert the fertilizer stick near the bottom of the plant and water as usual. It also allows precise fertilization, reducing waste and optimizing plant absorption.