Maximum Yield USA October 2016 | Page 74

MICRONUTRIENTS YOU CAN’T IGNORE important roles within plant systems. It helps with lignin formation and energy transfer, as well as nitrogen reduction and fixation. Iron should typically be applied as a foliar spray as soil applications are not often sufficient for plants. Your application amount should wet the leaves of the plant. You may need to apply the foliar spray more than once to address the lack of iron in the soil. There are some stickerspreader agents that can be added to the spray to help it better stay on the leaves to help improve the amount of iron the plant is absorbing. BORON Boron plays an important role towards the stability of plants. It helps the cell membranes inside of the plant by supporting their structure and function. Some types of soil may be lacking boron, so if you notice problems at the growing points of your plants, this may show a deficiency. Boron can be applied directly to the ground, but a word of caution in that there is only a small window between a deficiency and toxicity for most plants with this micronutrient. 72 Maximum Yield USA  |  October 2016 Boron plays an important role towards the stability of plants.