Down To Earth™, Langbeinite 0-0-21.5, All Natural Fertilizer, Single Ingredient (5 LBS.) Black Gloves Siphon Mixer: (1:15 ratio) Mix

Siphon Mixer: (1:15 ratio) Mix ½ to 2 fl

General Hydroponics® FloraSeries® Advanced Nutrient System

Use PHLO before adding nutrients to your reservoir

Double-junction probe reduces reference contamination

Make inorganic phosphates more soluble for increased availability

Down To Earth™, Langbeinite 0-0-21.5, All Natural Fertilizer, Single Ingredient (5 LBS.) Black Gloves Siphon Mixer: (1:15 ratio) MixLangbeinite, Wettable Powder, Efficient Delivery and Immediate Uptake (Solution Grade) Langbeinite is a mineral that contains potassium (K), magnesium (Mg) and sulfur (S) three of the essential nutrients that plants require to achieve optimum growth and reach their maximum potential. Here, in a balanced ratio and in the highly available water soluble sulfate form, we offer a high performance solution grade powder that growers can apply with