Liquid fertilizer complete with microelements

Liquid fertilizer complete with microelements For the intake of nutrients through the leaves.It contains iron, potassium and all the other minerals and microelements necessary under a form that can be easily assimilated by plants.Without phosphates and nitrates. Supplements chronic iron and potassium deficiency.Every week or after checking the fertilizer content JBL Fe Test-Set add 5 ml per 20 liters.Harmless for freshwater shrimp and crustaceans.