MILLS ORGANICS - ORGA GROW - 5LMills Orga Grow is an organic, nitrogen rich formula, developed to ensure optimal root development and accelerated plant growth. Containing plant based amino acids, Orga Grow provides the necessary building blocks for the production of enzymes and proteins, which are crucial for good plant health. Ensuring that young plants develop properly and have a strong and healthy root structure will give your plants the best possible start. Better rooting