Emerald Harvest - Cali Pro Grow A&BHow Cali Pro Grow A&B Works Cali Pro Grow A&B comes with a profile of macro nutrients that will bring the very best out of your plants during the vegetative stages, featuring increased levels of nitrogen to accelerates the growth of new leaves and branches. These base nutrients use only high grade chelated minerals, which form complexes that are more readily absorbed by the roots, ensuring that they get used more effectively. Because chelated