Our chlorophyll spray contains nitrogen compounds, vitamin K1. It can effectively alleviate and prevent the problem of yellowing of plant leaves, enhance the resistance of plants, and make plants healthier and more stable in the face of environmental changes. The way to use it is simple: shake well before use. Spray on plants in the early morning or evening, keeping the spray 15-30 cm away from the leaves, and repeat every 2-4 weeks. And it will keep your plants growing and thriving.