Sensi-Grow A & B is a two-part base nutrient formula that is ridiculously easy to use. You just measure the two parts, according to the mixing instructions on the bottle, and voil. You can get on with your life. And because Sensi-Grow A&B includes pH Perfect technology, your pH will constantly be maintained at the perfect level for optimal growth.Growers using the pH Perfect Technology nutrient technology will not have to worry about pH in their nutrient solutions, because the new formulas are able to adjust the pH to the optimal range automatically. Combining an optimal pH level with these cutting edge chelates has growers reporting back with a new standard in yield expectations.In fact, the chelation technology used is so effective, that nutrients would still remain available to plants in conditions that would not normally allow crops to grow at all. However, growers wont need to worry about that because the formulas keep your pH in the optimal range at all times.For heavy yields and amazing quality, choose Sensi Grow. With its two-part nutrient system, Sensi Grow will provide your plants with a strong nutritional foundation that will promote fast, healthy growth and outstanding products. With its potent combination of all the elements necessary for optimal plant growth, Sensi Grow provides comprehensive nutrition and takes you and your plants to a whole new level of advanced growing.