that'll raise the PH,not lower it,so i wouldn't use it for an already high PH....bonbon
bonbon Reviewed by bonbon on . Nitrogen, Potassium or Magnesium Deficiency, or salt lockup. My plants are between 12-14 inches tall I feed Botanicare Pure Blend Pro in soil 3-1.5-4. My plants were very dark green and had red strips on upper stems and red fan leaf stems, I guessed this was N deficiency so started feeding. The first feeding 1/2 oz per gallon resulted in a growth burst, they loved it. So the next feeding 3 days later at the next water I used 1 oz per gallon recommended for aggressive strength and growth with the same results, however the red stripes or red leaf stems Rating: 5