pH DOWN an important part of growing healthy plants is proper pH. To grow the most vigorous plants,maintain a slightly acidic pH in your choice of growing media. It is recommended the pH for most crops fall between 5.5 and 6.5
pH DOWN is formulated using food grade (the best quality available) phosphoric acid and is safe for all food crops. pH Down is highly concentrated so less is needed for use as compared to most brands.
pH DOWN can be used in all growing mediums; soil,soil-less, hydroponics, or to adjust a foliar application. Use moderately. Add 1 drop at a time to the solution, then test pH. Repeat application & test again until appropriate of water and use the diluted concentrate to more exactingly adjust your solution. The quantity needed for pH correction will vary depending on the nutrients used and on the pH of the source water.