Jacks Professional Nutrients Part A 5-12-26 Water Soluble Fertilizer, 25 lbs.
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Jacks Professional Nutrients Part A 5-12-26 Water Soluble Fertilizer, 25 lbs.

Jacks Professional Nutrients Part A 5-12-26 Water Soluble Fertilizer, 25 lbs.

SKU: 79030
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Jacks Nutrients Brand ProductMultiple Units? Click for Volume Pricing.

Availability: In stock

Lead time: This product ships in 2-3 business days

Price:
$78.28

Jacks Nutrients Product Documents

An improvement on the classic "Part A" formula for general vegetative growing. This redesigned blend is built with purely soluble and available nutrients to allow the grower maximum flexibility. Specific balance of macro, secondary and micronutrients delivers an efficient combination of nutrients suitable for many different growing environments and crop types.

Jacks Professional 5-12-26 Acid Water Soluble Fertilizer Guaranteed Analysis

  • Total Nitrogen (N).......5.0%
    • 5.0% Nitrate Nitrogen
  • Available Phosphate (P205)......12%
  • Available Potash (K20).......26%
  • Magnesium (Mg).......6.3%
    • 6.3% Water Solulble Magnesium (Mg)
  • Sulfur (S)........8.5%
    • 8.5% Combined Sulfur (S)
  • Boron (B)........0.05%
  • Copper (Cu)........0.015%
    • 0.015% Chelated Copper (Cu)
  • Iron (Fe)........0.3%
    • 0.3% Chelated Iron (Fe)
  • Manganese (Mn)........0.05%
    • 0.05% Chelated Manganese (Mn)
  • Molybdenum (Mo).......0.019%
  • Zinc (Zn).......0.015%
    • 0.015% Chelated Zinc

Derived From: Potassium Nitrate, Magnesium Sulfate, Monopotassium Phosphate, Iron DTPA, Iron EDTA, Iron EDDHA, Copper EDTA, Copper EDTA, Maganese EDRA, Zinx EDTA, Boric Acid, Ammonium Molybdate

Elemental Concentraion

100 ppm N Solution Contains the Following Elemental ppm
Nitrate - N (NO3) 50.0
Ammonium - N (NH4) 0.0
Urea - N (Urea) 0.0
Phosphorus (P) 52.35
Potassium (K) 215.85
Calcium (Ca) 0.0
Magnesium (Mg) 63.2
Boron (B) 0.50
Copper (Cu) 0.15
Iron (Fe) 3.0
Manganese (Mn) 0.5
Molybdenum (Mo) 0.1
Zinc (Zn) 0.15

Mixing Instructions
Chart displays the amount of dry fertilizer (oz.) to add to each gallon of water to make a concentrated solution. Please check your injector setting before use.

Brand Jacks Nutrients
SKU 79030
Weight (lb.) 25.0000
Height (in.)
Width (in.)
Length (in.)
Hazardous Material false
Lead Time 2-3
N-P-K 5-12-26
Nutrient Application Hydroponic and Soil Nutrient
Nutrient Type Inorganic Based
OMRI Certified No
Nutrient Material Type ["Granular"]

What is Jacks Professional 5-12-26 Part A designed to do for plants?

Jacks Professional 5-12-26 Part A is formulated to support general vegetative growth by delivering a balanced combination of macro, secondary, and micronutrients in a fully soluble form. The redesigned blend gives growers maximum flexibility across many different growing environments and crop types.

What is the guaranteed N-P-K analysis for Jacks Professional 5-12-26 Part A?

Jacks Professional 5-12-26 Part A contains 5% total nitrogen (all nitrate), 12% available phosphate, and 26% available potash. The formula also includes 6.3% magnesium, 8.5% sulfur, and chelated micronutrients such as iron (0.3%), manganese (0.05%), copper (0.015%), and zinc (0.015%).

Is Jacks Professional 5-12-26 Part A compatible with both hydroponic and soil growing?

Yes, Jacks Professional 5-12-26 Part A is suitable for both hydroponic and soil applications. The fully soluble, purely available nutrient sources make the formula adaptable to many different growing environments and crop types.

Why does Jacks Professional 5-12-26 Part A contain no ammonium or urea nitrogen?

Jacks Professional 5-12-26 Part A delivers all of its nitrogen in nitrate form, with zero ammonium and zero urea nitrogen. Nitrate-only nitrogen is immediately available to plants and is well suited to hydroponic systems where ammonium or urea can cause pH instability or toxicity issues.

Does Jacks Professional 5-12-26 Part A contain calcium, and why might a grower need to supplement it?

Jacks Professional 5-12-26 Part A contains no calcium, providing 0.0 ppm calcium in solution. Growers using this formula will need to supply calcium through a separate Part B or calcium source to meet full crop requirements, which is the standard two-part approach the product is designed around.

Is Jacks Professional 5-12-26 Part A an organic or OMRI-certified fertilizer?

Jacks Professional 5-12-26 Part A is an inorganic-based fertilizer and is not OMRI certified. Growers seeking a certified organic nutrient program should look for an OMRI-listed alternative.

How is Jacks Professional 5-12-26 Part A applied, and what size bag is available?

Jacks Professional 5-12-26 Part A is a granular, water-soluble fertilizer that is dissolved in water to create a concentrated stock solution, then delivered through an injector system or mixed directly into a reservoir. The product is available in a 25-pound bag, making Jacks Professional 5-12-26 Part A a practical choice for commercial or large-scale growing operations.

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