O Calm Down (Organic pH Down)
O Calm Down is for mix and apply natural fertilizers. It is used as an alternative pH down to reduce the pH value of your tested solution.
O Calm Down is organic and houses chelation factors to aid in nutrient absorption.
Seven to Twelve days is the average buffer range for O Calm Down.
Yes, although O Calm Down cost just a bit more it is worth it for those who have a little experience.