Always nitrate (NO3) based or low ammonium content, and free Urea*
✔ NH4 is added as a pH regulator - relatively high in the standard range.
✔ Even formulas without NH4 especially for hydroponics, the low N formulas.
The total Nitrogen content is low. Easily combined with Calcium Nitrate to become a complete plant nutrition program.

Primary nutrients
• N (Nitrogen) – increase growth
• P (Phosphorus) – roots / flowers
• K (Potassium) – quality fruits & flowers
Secondary nutrients
• Mg (Magnesium) – color / photosynthesis
• S (Sulfates) – various growth functions
Micro-nutrients
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