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HEAVY 16 Prime - Green Thumb Depot
HEAVY 16 Prime

HEAVY 16 Prime

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SKU: H161027PE1

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HEAVY 16 Prime

HEAVY 16 Prime is an ultra-diverse liquid formulation designed to optimize plant nutrition and soil health throughout the entire crop cycle. It supports microbial populations, strengthens root systems, and enhances overall plant establishment. By reducing the need for multiple redundant additives, Prime improves flavor, color, and brix levels, allowing plants to fully express their genetic potential in any cultivation system.

  • Features & Benefits
  • Product Specifications
  • What is included?
  • Warranty Policy

HEAVY 16 Prime – Core Nutrition and Plant Support

Prime serves as the centerpiece of the Heavy 16 system, providing a complete nutrient profile to enhance growth, strengthen roots, and optimize soil and microbial health. It supports vigorous plant development across all stages of the crop cycle.

  • Supports overall plant nutrition throughout all crop stages.
  • Enhances soil and nutrient conditions for better yields.
  • Promotes microbial health and activity in the rhizosphere.
  • Strengthens root development for robust plant establishment.
  • Compatible with various cultivation systems: soil, hydroponics, aeroponics, and outdoor crops.
  • Reduces need for multiple additional additives.

Comprehensive Nutrition for Every Growth Stage

HEAVY 16 Prime simplifies plant feeding by providing complete, versatile nutrition that promotes healthy roots, robust growth, and vibrant crops. It allows growers to maximize yield, flavor, and quality without complex additive programs.

Why HEAVY 16?

HEAVY 16 is known for hand-crafted, science-driven nutrient formulations built on strict nutritional chemistry and biological principles. Their brewed, aged products prioritize nutrient availability, system compatibility, and simplicity—allowing growers to achieve professional results with fewer bottles and greater consistency.

Why Buy From Us?

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

Excellent 4.8 out of 5 based on 1,247 reviews
If I could rate 6 stars I would!
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!
Reviewer
Jim D

Customer service was outstanding great…
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I'll definitely order from them again
Reviewer
Glenn Appleton

The machine is doing just what my…
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we're starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.
Reviewer
Freddie

Fantastic
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.
Reviewer
Kar

←
→

FAQ Section

What is HEAVY 16 Prime used for?
HEAVY 16 Prime is used to provide comprehensive plant nutrition, improve soil conditions, and support root and microbial health throughout the crop cycle.
Can Prime be used with other Heavy 16 products?
Yes, Prime works seamlessly with other Heavy 16 products like Veg, Bud, Roots, Foliar, and Finish to create a complete nutrient program.
When should I apply HEAVY 16 Prime?
Prime can be applied at all stages of crop growth, from cloning to flowering, for continuous nutritional support.
Is Prime suitable for all cultivation systems?
Yes, it is compatible with soil, hydroponic, aeroponic, and outdoor growing systems.
How does Prime support root development?
Prime strengthens roots by enhancing nutrient availability and supporting microbial activity in the rhizosphere, promoting robust root systems.
Does Prime replace other additives?
Yes, it reduces the need for multiple other nutrient supplements, providing a complete base nutrition for crops.
What improvements can I expect using Prime?
Expect stronger roots, improved nutrient uptake, better flavor, enhanced color, higher brix levels, and overall healthier, more vigorous plants.

Specifications

HEAVY 16 Prime
Product Name HEAVY 16 Prime
SKU H161029PE4
Size 32 oz, 1 gal, 2.5 gal, 6 gal, 15 gal, 55 gal
NPK (Potassium) 3
UPC 728028274905

What is included?

It includes:

  • HEAVY 16 Prime – 1 Gallon
  • Factory-Sealed Container
  • Manufacturer Product Label & Usage Information

Warranty Policy

Please check out the manufcaturers website for Warranty related issues.

HEAVY 16 Prime

Let Us Optimize Your Nutrient Costs

Bulk pricing and freight costs can swing dramatically depending on volume and location. Share your requirements below and our team will design a custom quote that minimizes shipping and maximizes value.

Note: This information is used to understand purchasing patterns and plan logistics.
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HEAVY 16 Prime

HEAVY 16 Prime is an ultra-diverse liquid formulation designed to optimize plant nutrition and soil health throughout the entire crop cycle. It supports microbial populations, strengthens root systems, and enhances overall plant establishment. By reducing the need for multiple redundant additives, Prime improves flavor, color, and brix levels, allowing plants to fully express their genetic potential in any cultivation system.

Product Overview

Specifications

What's Included?

Warranty & Returns

Product Overview

Prime serves as the centerpiece of the Heavy 16 system, providing a complete nutrient profile to enhance growth, strengthen roots, and optimize soil and microbial health. It supports vigorous plant development across all stages of the crop cycle.

Key Features:
1. All-stage nutrition support
2. Better soil yields
3. Boosts rhizosphere microbes
4. Stronger root establishment
5. Works everywhere cultivation
6. Fewer extra additives

wetanddry
wetanddry

Key Advantages and Highlights of HEAVY 16 Prime

HEAVY 16 Prime delivers a broad spectrum of benefits that support plants from start to finish, making it an essential foundation for any feeding program. Engineered as an ultra-diverse liquid formulation, Prime enhances nutrient availability, supports beneficial microbes, and improves overall plant performance across all cultivation methods. Its versatile chemistry simplifies feeding strategies while helping plants express stronger growth, improved quality, and true genetic potential.

Simplified Feeding

Balanced Nutrition

Root Zone Support

Reliable Performance

Available in Different Sizes

How to Use

1. Seedlings/Cuttings: 0.5–1 mL per gallon, adjust solution to 5.8 pH.

2. General Use: 2–5 mL per gallon, adjust solution to 5.8 pH. Use Prime throughout the crop cycle.

3. Rockwool/Coco/Soilless: Follow your preferred drain-to-waste feeding schedule.

4. RDWC/DWC/NFT/Aero: Follow your preferred recirculating hydro feeding schedule.

5. Source Water: Suggested starting EC is 0–20 ppm.

6. Shake Thoroughly: Mix well before every use.

7. No Bottle Return: Don’t pour leftover solution back into container.

8. Keep Tools Clean: Use clean measuring and mixing equipment.

9. Proper Storage: Store in a cool, dark place.

Why Heavy 16

HEAVY 16 is known for hand-crafted, science-driven nutrient formulations built on strict nutritional chemistry and biological principles. Their brewed, aged products prioritize nutrient availability, system compatibility, and simplicity, allowing growers to achieve professional results with fewer bottles and greater consistency.

wetanddry
wetanddry
wetanddry

Why Choose Us

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

wetanddry
Excellent 4.8 out of 5 based on 1,247 reviews
If I could rate 6 stars I would!
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!
Jim D
Customer service was outstanding great…
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I’ll definitely order from them again
Glenn Appleton
The machine is doing just what my…
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we’re starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.
Freddie
Fantastic
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.
Kar
←
→


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FAQ Section

What is HEAVY 16 Prime used for?
HEAVY 16 Prime is used to provide comprehensive plant nutrition, improve soil conditions, and support root and microbial health throughout the crop cycle.
Can Prime be used with other Heavy 16 products?
Yes, Prime works seamlessly with other Heavy 16 products like Veg, Bud, Roots, Foliar, and Finish to create a complete nutrient program.
When should I apply HEAVY 16 Prime?
Prime can be applied at all stages of crop growth, from cloning to flowering, for continuous nutritional support.
Is Prime suitable for all cultivation systems?
Yes, it is compatible with soil, hydroponic, aeroponic, and outdoor growing systems.
How does Prime support root development?
Prime strengthens roots by enhancing nutrient availability and supporting microbial activity in the rhizosphere, promoting robust root systems.
Does Prime replace other additives?
Yes, it reduces the need for multiple other nutrient supplements, providing a complete base nutrition for crops.
What improvements can I expect using Prime?
Expect stronger roots, improved nutrient uptake, better flavor, enhanced color, higher brix levels, and overall healthier, more vigorous plants.

Specs & Dimensions

Feed Chart PDF
Brand HEAVY 16
SKU H161029PE4
Size 32 oz, 1 gal, 2.5 gal, 6 gal, 15 gal, 55 gal
NPK (Potassium) 11.3
UPC 728028274905

Items in the box

HEAVY 16 Prime (in selected Size)

Warranty & Returns

Please check out the manufcaturers website for Warranty related issues.

Click here for more details: Read our Return Policy

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