Supernatural Gro Aqua provides pure, readily available nutrients for fast healthy vegetative growth. 

A one-part fertilizer, Gro Aqua is specially buffered specifically for hydroponics and aeroponics gardening.

Gro Aqua contains all the essential macro and micro elements in a proper ratio to encourage strong, healthly plant growth.

Application rate - use 1.5 teaspoons per gallon water - use once a week.

Derived from:

Calcium Nitrate
Potassium Nitrate
Potassium Sulfate
Mono-Potassium Phosphate
Di-Ammonium Phosphate
Magnesium Sulfate
Borax
Iron (FeEDTA)
Manganese (MnEDTA)
Ammonium Molybdate

Comes in a dry powder form which is completely water soluable and stays dissolved without any residue.

NPK:  11-6-16

Product information from Supernatural (PDF format)