Micronutrients are elements which are essential for plant growth, but are required in relatively small quantities than those of the primary nutrients. Even though demands for micronutrients are small in quantity, these nutrients directly affect crop growth and development. Feromones Micro Nutrients Booster Liquid is a Combination of 6 Essential Micro Nutrients Required by Plants for Healthy Growth and Flowering. It Contains Zinc (Zn), Copper (Cu), Manganese (Mn), Iron (Fe), Boron (B), Molybdenum (Mo). These micronutrients are crucial for plant growth and play an important role in balancing crop nutrition. Feromones Micro Nutrient Fertilizer is Very Easy to use, Just Mix 3 Ml in 1 Liter of Water and Spray it on Plants every 2 Months.