Limited Time SaleUS$17.99 cheaper than the new price!!
| Management number | 234716515 | Release Date | 2026/07/02 | List Price | US$12.00 | Model Number | 234716515 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
Compared to conventional Estimative Index fertilisers:
2X more nitrate limiting for richer colours*
2X more magnesium for stronger growth^
Dose 2ml per 100L daily
1000ml lasts ~3mths for a 130 Gal / 500L tank. Pump not included
*in terms of the relative amount of nitrogen vs other nutrients per ml.
^in terms of the amount of magnesium per ml.
The EI approach pioneered by Tom Barr is designed to provide a unlimited / unconstrained amount of nutrients to plants based on a professionally Estimated Index of their needs. APTe provides a calibrated version for richer coloration and algae control.
UARANTEED ANALYSIS
Total Nitrogen (N)........................................... 2.0%
2.0% Nitrate Nitrogen
Available Phosphoric Acid (P2O5)....................1.37%
Soluble Potash (K2O)....................................... 8.0%
Magnesium (Mg)............................................. 1.60%
Iron (Fe) ...........................................................0.16%
0.16% Chelated Iron
Derived from: Potassium Sulphate, PotassiumPhosphate, Potassium Chloride, MagnesiumNitrate, Magnesium Sulphate, DTPA Iron, EDTA Iron, EDDHA Iron
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form