Humboldt Nutrients Ginormous 2.5 Gallon
Humboldt Nutrients Ginormous - 2.5 Gal - PK Supplement
$170.59 $249.04

Humboldt Nutrients Ginormous - 2.5 Gal - PK Supplement

HNHG415-2.5GAL

Minimum purchase for "Humboldt Nutrients Ginormous - 2.5 Gal - PK Supplement" is 1.

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Brand
Humboldt Nutrients
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Phosphorus and Potassium for Flowering Plants - 2.5 Gal Jug

Plants in flowering draw heavily on phosphorus and potassium, and a base nutrient alone may not always cover that demand. Humboldt Nutrients Ginormous is a PK supplement that adds both macronutrients during the critical blooming stages. Its analysis is 0-18-16, so it contains no nitrogen, and it is derived from monopotassium phosphate.

The 2.5 Gal size suits regular indoor growers and small commercial rooms that run bloom-stage feeding across several cycles. It gives more working volume than a trial bottle, and it ships as a single unit.

Key Features & Benefits

  • 0-18-16 analysis — targets phosphorus and potassium without adding nitrogen.
  • 18.0% available phosphoric acid (P2O5) — supports flowering-stage phosphorus demand.
  • 16% soluble potash (K2O) — supplies potassium alongside the phosphorus.
  • Monopotassium phosphate source — a defined, recognizable input material.
  • 2.5 Gal container — enough volume for repeated bloom-stage feedings.

Who Should Use Humboldt Nutrients Ginormous

Growers who manage flowering plants in hydroponic systems or other indoor setups and want to add phosphorus and potassium on top of a base nutrient program. It suits both home gardeners and licensed commercial operations.

About Humboldt Nutrients Ginormous

Humboldt Nutrients Ginormous is a PK supplement designed to deliver macronutrients during the blooming stages of flowering plants. The listed analysis is 0-18-16, with 18.0% available phosphoric acid (P2O5) and 16% soluble potash (K2O), derived from monopotassium phosphate. The unit measures 7 x 9 x 14 in and ships at 24 lb.

Frequently Asked Questions

Q: What does PK mean?
A: PK refers to phosphorus (P) and potassium (K). This product supplies both and contains no nitrogen, as shown by its 0-18-16 analysis.

Q: When should I use it?
A: It is designed for the critical blooming stages of flowering plants. Follow the label for rates and timing.

Q: Does it replace a base nutrient?
A: No. It is a supplement, so it adds phosphorus and potassium to your regular feeding program rather than supplying complete nutrition.

Q: What is P2O5?
A: P2O5 is the standard way fertilizer labels express available phosphorus, as phosphoric acid. Here it is 18.0%.

Q: What is the source of the nutrients?
A: The label states it is derived from monopotassium phosphate.

Q: What size is the unit?
A: It is sold as one 2.5 Gal container, measuring 7 in long, 9 in wide and 14 in high.

Brand
Humboldt Nutrients
MPN
HG405
Product weight
24 lb
Length
7 in
Width
9 in
Height
14 in
Returns
30-day returns

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