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HEAVY 16 PROFESSIONAL PLANT NUTRIENTS PROVIDE GROWERS WITH A STREAMLINED AND POTENT SYSTEM FOR ACHIEVING THE MOST DEMANDING AGRICULTURAL GOALS.

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  • From seedlings to mid-flower, HEAVY FOLIAR is the secret weapon 🤌 This carbon-rich, calcium-packed foliar spray strengthens young plants and boosts yield potential in flowering ones—making it a must-have through every stage of growth. 💪 Designed to be instantly absorbed by foliage, FOLIAR fuels metabolic growth, supports flexible tissue development, and enhances photosynthesis—leading to healthier plants and bigger harvests. Whether you’re prepping mother plants for clones, easing the stress of transplanting, or bracing for heat waves or cold snaps, one spray does it all. ✅ Compatible with teas, oils, IPM, and more—HEAVY FOLIAR plays well with others while delivering full-spectrum nutrition directly to the leaves. 🧪 Built for resilience. Engineered for yield Visit heavy16.com/foliar-directions to learn more. #Heavy16 #FoliarSpray
  • 🧪 Decades in the making. Engineered for results. Heavy 16 isn’t just another nutrient line — it’s the product of a lifelong obsession with plant science, agricultural chemistry, and horticultural efficiency. Born in the gardens of Southern California and refined with careful field testing, our formulas were originally developed to meet the real-world demands of high-performance growers. Every product in the Heavy 16 lineup was built from the ground up with: ⚗️ Pharmaceutical-grade raw materials for superior uptake 🧬 Multi-path nutrient delivery systems for redundancy and resilience 🧫 Micro-batch production for full-spectrum quality control 🧠 Intelligent ratios of macro/micronutrients, chelators, and biological co-factors We spent years field-testing with top-tier California farmers — tuning and retuning until every bottle was dialed for maximum translocation, consistency, and performance. The result? A lean, efficient, highly concentrated nutrient system that gives you all the complexity of modern plant science — in a format that’s easy to run, easy to scale, and ridiculously effective in flower. We don’t do hype. We do real R&D — and the difference is in the yield 🤌 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #BigGrowerPreferred #GrowWithHEAVY #HEAVY16Stacks
  • 🔥 GROW YOUR FIRE FROM ROOT TO HARVEST 🔥 If you’re chasing big buds and bold flavor, HEAVY Fire is your go-to from the last week of veg all the way through flower. This powerful bloom stimulator blends premium PK with essential bloom-phase nutrients to drive explosive flower formation and ripening 🌱➡️💥 Start early, ramp gradually, and let Heavy Fire fuel your plants through every stage of bloom — from pre-flower stretch to the final push before harvest. Expect dense flowers, vibrant aroma, and results that speak for themselves 🚀 Whether you’re running soil, hydro, coco, or anything in between, Heavy Fire fits seamlessly into any grow system. Your fire’s just waiting to be lit 🔥 #HEAVY16 #HEAVY16Nutrients #HEAVY16Fire #HEAVYFire #PK #PKBooster #Flowering #GetBigGetHEAVY #GrowWithHEAVY #HEAVY16Stacks
  • Feed your rhizosphere the way it deserves! 🌱💥 HEAVY ROOTS is a next-gen additive that hits every angle of root development—packed with multiple functions in one bottle, minus the hormones that can drag down yield or quality. Root promoter ✅ Root protector ✅ Drip system cleaner ✅ Anti-precipitate ✅ All-in-one, no fluff. From clone to the final flush, add ROOTS first to your reservoir at just 1mL per gallon before your usual nutrients—and watch the magic happen. The real power? It’s in the root hairs—those delicate, fluffy white zones that do the heavy lifting when it comes to water and nutrient uptake. ROOTS boosts both the size and number of these absorption powerhouses, expanding the root zone like crazy and unlocking faster, more vigorous growth from the inside out. More root hairs = more uptake = healthier, more resilient plants ready to perform. Let your roots do the talking! 🗣️ #HEAVYRoots #HEAVY16 #HEAVY16Nutrients #HEAVY16Stacks #GetBigGetHEAVY #GrowWithHEAVY #Rhizosphere #RootGrowth
  • HEAVY FINISH isn’t just a flush — it’s a final transformation 💧 Designed as the last step in your cultivation cycle, HEAVY FINISH brings a scientific edge to your soil’s natural purity. By acting as both an electron donor and receptor, it restores electrochemical balance at the molecular level, creating a cleaner, more bioavailable root zone. 💧 Its natural chelating structures are lab-enhanced to achieve a uniform molecular size — unlocking peak performance from your nutrient program, even in previously imbalanced or overfed soils. ⚖️ With extreme buffering capacity across pH and EC/PPM, HEAVY FINISH helps neutralize the risk of heavy metals and poorly formulated regimens that may still be lurking at the finish line. 🌿 Inspired by the traditions of fine viticulture, HEAVY FINISH reveals the full terroir of your soil. Used during flower senescence, expect the deepest expressions of aroma, color, and oil your genetics are capable of. Whether you pair it with Heavy Prime or keep it minimalist with pure water, HEAVY FINISH is your key to unlocking elite, expressive harvests — the kind that speak for themselves. Finish HEAVY 💪 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #HEAVYFinish #Finish #Flush #BigGrowerPreferred #GrowWithHEAVY
  • Wishing you a fun, safe, and spark-filled 4th of July! 🇺🇸 From our HEAVY family to yours — enjoy the holiday! 🎆🎇 #4thOfJuly #IndependenceDay2025
  • 🎙️ Catch one of our very own HEAVY 16 reps live on the mic! Jason recently joined @levelup_gardening on their Facebook Live for a 25-minute giveaway and grow talk session—full of great insight, laughs, and heavy-hitting plant knowledge. … but stay tuned: after the live, they kept it rolling for an extended sit-down that’ll drop soon on LevelUp’s YouTube channel! Check out @levelup_gardening’s Facebook page to see our initial chat and keep an eye out for more soon on their YouTube channel! 👊 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #BigGrowerPreferred #GrowWithHEAVY
  • Don’t let your plants go without the good stuff. 🌱 
Hit up our Retail Locator to find a store near you: 
👉 heavy16.com/retailers Can’t find your favorite shop on the map?
 Drop their name and location in the comments — we’ll reach out and bring the Heavy their way. 💪🧪 #HEAVY16 #HEAVY16Nutrients #GrowWithHEAVY #BigGrowerPreferred #GetBigGetHEAVY
  • Want your flower to stand out in a sea of green? 🤌 It starts with flavor, aroma, and resin-rich potency—and that’s exactly where HEAVY 16 PRIME shines. 🌺🔥 PRIME is a powerhouse microbial feed and sweetener, crafted to elevate oil production, boost brix levels (hello sweetness + density), and bring out those unique terpene expressions that set your cultivar apart. 🍇🍋🍊 While it doesn’t contain live microbes itself, PRIME supercharges the effectiveness of your microbial inoculants, compost teas, and enriched media. It’s the missing link that brings everything together, feeding the underground life that fuels explosive above-ground quality. 🌱⚡️ Use it through the entire life cycle to dial in plant performance, push genetic potential, and unlock flavor profiles that hit like no other. Taste, smell, potency—PRIME makes sure they’re unforgettable. #Heavy16 #FlavorMatters #TerpsMatter #HEAVY16Nutrients #HEAVYPrime #Prime #Flavor #GrowWithHEAVY #BigGrowerPreferred #HEAVY16Stacks
  • HEAVY FOLIAR is Liquid Gold 🏆 Foliar feeding isn’t just hype—it’s science. When you spray nutrients directly onto the leaf surface, plants can absorb them up to 10x more efficiently than through their roots. Why? Because leaf tissue has tiny pores (stomata) that can take in dissolved minerals almost instantly, bypassing the slower, soil-based uptake process. But that’s not all. Foliar feeding doesn’t just benefit the leaves—it kickstarts activity underground too. When plants photosynthesize more efficiently due to optimal nutrition, they release more carbohydrates into the root zone. These sugars act as food for beneficial microbes, helping them multiply and thrive, which in turn makes even more nutrients available to your plants. The result? • Improved micronutrient delivery • Enhanced microbial life in the soil • Stronger roots • And ultimately—bigger, better yields That’s why foliar feeding with HEAVY Foliar is a win-win—for your plants, your soil, and your harvest. 👉 Check out our full foliar directions here: https://www.heavy16.com/foliar-directions #HEAVY16 #HEAVY16Nutrients #HEAVYFoliar #Foliar #FoliarFeeding #FoliarSpray #GetBigGetHEAVY #BigGrowerPreferred #GrowWithHEAVY
From seedlings to mid-flower, HEAVY FOLIAR is the secret weapon 🤌 This carbon-rich, calcium-packed foliar spray strengthens young plants and boosts yield potential in flowering ones—making it a must-have through every stage of growth. 💪 Designed to be instantly absorbed by foliage, FOLIAR fuels metabolic growth, supports flexible tissue development, and enhances photosynthesis—leading to healthier plants and bigger harvests. Whether you’re prepping mother plants for clones, easing the stress of transplanting, or bracing for heat waves or cold snaps, one spray does it all. ✅ Compatible with teas, oils, IPM, and more—HEAVY FOLIAR plays well with others while delivering full-spectrum nutrition directly to the leaves. 🧪 Built for resilience. Engineered for yield Visit heavy16.com/foliar-directions to learn more. #Heavy16 #FoliarSpray
@heavy16official
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•
Follow
From seedlings to mid-flower, HEAVY FOLIAR is the secret weapon 🤌 This carbon-rich, calcium-packed foliar spray strengthens young plants and boosts yield potential in flowering ones—making it a must-have through every stage of growth. 💪 Designed to be instantly absorbed by foliage, FOLIAR fuels metabolic growth, supports flexible tissue development, and enhances photosynthesis—leading to healthier plants and bigger harvests. Whether you’re prepping mother plants for clones, easing the stress of transplanting, or bracing for heat waves or cold snaps, one spray does it all. ✅ Compatible with teas, oils, IPM, and more—HEAVY FOLIAR plays well with others while delivering full-spectrum nutrition directly to the leaves. 🧪 Built for resilience. Engineered for yield Visit heavy16.com/foliar-directions to learn more. #Heavy16 #FoliarSpray
2 days ago
View on Instagram |
1/10
🧪 Decades in the making. Engineered for results. Heavy 16 isn’t just another nutrient line — it’s the product of a lifelong obsession with plant science, agricultural chemistry, and horticultural efficiency. Born in the gardens of Southern California and refined with careful field testing, our formulas were originally developed to meet the real-world demands of high-performance growers. Every product in the Heavy 16 lineup was built from the ground up with: ⚗️ Pharmaceutical-grade raw materials for superior uptake 🧬 Multi-path nutrient delivery systems for redundancy and resilience 🧫 Micro-batch production for full-spectrum quality control 🧠 Intelligent ratios of macro/micronutrients, chelators, and biological co-factors We spent years field-testing with top-tier California farmers — tuning and retuning until every bottle was dialed for maximum translocation, consistency, and performance. The result? A lean, efficient, highly concentrated nutrient system that gives you all the complexity of modern plant science — in a format that’s easy to run, easy to scale, and ridiculously effective in flower. We don’t do hype. We do real R&D — and the difference is in the yield 🤌 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #BigGrowerPreferred #GrowWithHEAVY #HEAVY16Stacks
@heavy16official
@heavy16official
•
Follow
🧪 Decades in the making. Engineered for results. Heavy 16 isn’t just another nutrient line — it’s the product of a lifelong obsession with plant science, agricultural chemistry, and horticultural efficiency. Born in the gardens of Southern California and refined with careful field testing, our formulas were originally developed to meet the real-world demands of high-performance growers. Every product in the Heavy 16 lineup was built from the ground up with: ⚗️ Pharmaceutical-grade raw materials for superior uptake 🧬 Multi-path nutrient delivery systems for redundancy and resilience 🧫 Micro-batch production for full-spectrum quality control 🧠 Intelligent ratios of macro/micronutrients, chelators, and biological co-factors We spent years field-testing with top-tier California farmers — tuning and retuning until every bottle was dialed for maximum translocation, consistency, and performance. The result? A lean, efficient, highly concentrated nutrient system that gives you all the complexity of modern plant science — in a format that’s easy to run, easy to scale, and ridiculously effective in flower. We don’t do hype. We do real R&D — and the difference is in the yield 🤌 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #BigGrowerPreferred #GrowWithHEAVY #HEAVY16Stacks
4 days ago
View on Instagram |
2/10
@heavy16official
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•
Follow
🔥 GROW YOUR FIRE FROM ROOT TO HARVEST 🔥 If you’re chasing big buds and bold flavor, HEAVY Fire is your go-to from the last week of veg all the way through flower. This powerful bloom stimulator blends premium PK with essential bloom-phase nutrients to drive explosive flower formation and ripening 🌱➡️💥 Start early, ramp gradually, and let Heavy Fire fuel your plants through every stage of bloom — from pre-flower stretch to the final push before harvest. Expect dense flowers, vibrant aroma, and results that speak for themselves 🚀 Whether you’re running soil, hydro, coco, or anything in between, Heavy Fire fits seamlessly into any grow system. Your fire’s just waiting to be lit 🔥 #HEAVY16 #HEAVY16Nutrients #HEAVY16Fire #HEAVYFire #PK #PKBooster #Flowering #GetBigGetHEAVY #GrowWithHEAVY #HEAVY16Stacks
1 week ago
View on Instagram |
3/10
Feed your rhizosphere the way it deserves! 🌱💥 HEAVY ROOTS is a next-gen additive that hits every angle of root development—packed with multiple functions in one bottle, minus the hormones that can drag down yield or quality. Root promoter ✅ Root protector ✅ Drip system cleaner ✅ Anti-precipitate ✅ All-in-one, no fluff. From clone to the final flush, add ROOTS first to your reservoir at just 1mL per gallon before your usual nutrients—and watch the magic happen. The real power? It’s in the root hairs—those delicate, fluffy white zones that do the heavy lifting when it comes to water and nutrient uptake. ROOTS boosts both the size and number of these absorption powerhouses, expanding the root zone like crazy and unlocking faster, more vigorous growth from the inside out. More root hairs = more uptake = healthier, more resilient plants ready to perform. Let your roots do the talking! 🗣️ #HEAVYRoots #HEAVY16 #HEAVY16Nutrients #HEAVY16Stacks #GetBigGetHEAVY #GrowWithHEAVY #Rhizosphere #RootGrowth
@heavy16official
@heavy16official
•
Follow
Feed your rhizosphere the way it deserves! 🌱💥 HEAVY ROOTS is a next-gen additive that hits every angle of root development—packed with multiple functions in one bottle, minus the hormones that can drag down yield or quality. Root promoter ✅ Root protector ✅ Drip system cleaner ✅ Anti-precipitate ✅ All-in-one, no fluff. From clone to the final flush, add ROOTS first to your reservoir at just 1mL per gallon before your usual nutrients—and watch the magic happen. The real power? It’s in the root hairs—those delicate, fluffy white zones that do the heavy lifting when it comes to water and nutrient uptake. ROOTS boosts both the size and number of these absorption powerhouses, expanding the root zone like crazy and unlocking faster, more vigorous growth from the inside out. More root hairs = more uptake = healthier, more resilient plants ready to perform. Let your roots do the talking! 🗣️ #HEAVYRoots #HEAVY16 #HEAVY16Nutrients #HEAVY16Stacks #GetBigGetHEAVY #GrowWithHEAVY #Rhizosphere #RootGrowth
1 week ago
View on Instagram |
4/10
HEAVY FINISH isn’t just a flush — it’s a final transformation 💧 Designed as the last step in your cultivation cycle, HEAVY FINISH brings a scientific edge to your soil’s natural purity. By acting as both an electron donor and receptor, it restores electrochemical balance at the molecular level, creating a cleaner, more bioavailable root zone. 💧 Its natural chelating structures are lab-enhanced to achieve a uniform molecular size — unlocking peak performance from your nutrient program, even in previously imbalanced or overfed soils. ⚖️ With extreme buffering capacity across pH and EC/PPM, HEAVY FINISH helps neutralize the risk of heavy metals and poorly formulated regimens that may still be lurking at the finish line. 🌿 Inspired by the traditions of fine viticulture, HEAVY FINISH reveals the full terroir of your soil. Used during flower senescence, expect the deepest expressions of aroma, color, and oil your genetics are capable of. Whether you pair it with Heavy Prime or keep it minimalist with pure water, HEAVY FINISH is your key to unlocking elite, expressive harvests — the kind that speak for themselves. Finish HEAVY 💪 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #HEAVYFinish #Finish #Flush #BigGrowerPreferred #GrowWithHEAVY
@heavy16official
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•
Follow
HEAVY FINISH isn’t just a flush — it’s a final transformation 💧 Designed as the last step in your cultivation cycle, HEAVY FINISH brings a scientific edge to your soil’s natural purity. By acting as both an electron donor and receptor, it restores electrochemical balance at the molecular level, creating a cleaner, more bioavailable root zone. 💧 Its natural chelating structures are lab-enhanced to achieve a uniform molecular size — unlocking peak performance from your nutrient program, even in previously imbalanced or overfed soils. ⚖️ With extreme buffering capacity across pH and EC/PPM, HEAVY FINISH helps neutralize the risk of heavy metals and poorly formulated regimens that may still be lurking at the finish line. 🌿 Inspired by the traditions of fine viticulture, HEAVY FINISH reveals the full terroir of your soil. Used during flower senescence, expect the deepest expressions of aroma, color, and oil your genetics are capable of. Whether you pair it with Heavy Prime or keep it minimalist with pure water, HEAVY FINISH is your key to unlocking elite, expressive harvests — the kind that speak for themselves. Finish HEAVY 💪 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #HEAVYFinish #Finish #Flush #BigGrowerPreferred #GrowWithHEAVY
2 weeks ago
View on Instagram |
5/10
Wishing you a fun, safe, and spark-filled 4th of July! 🇺🇸 From our HEAVY family to yours — enjoy the holiday! 🎆🎇 #4thOfJuly #IndependenceDay2025
@heavy16official
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Follow
Wishing you a fun, safe, and spark-filled 4th of July! 🇺🇸 From our HEAVY family to yours — enjoy the holiday! 🎆🎇 #4thOfJuly #IndependenceDay2025
2 weeks ago
View on Instagram |
6/10
@heavy16official
@heavy16official
•
Follow
🎙️ Catch one of our very own HEAVY 16 reps live on the mic! Jason recently joined @levelup_gardening on their Facebook Live for a 25-minute giveaway and grow talk session—full of great insight, laughs, and heavy-hitting plant knowledge. … but stay tuned: after the live, they kept it rolling for an extended sit-down that’ll drop soon on LevelUp’s YouTube channel! Check out @levelup_gardening’s Facebook page to see our initial chat and keep an eye out for more soon on their YouTube channel! 👊 #HEAVY16 #HEAVY16Nutrients #GetBigGetHEAVY #BigGrowerPreferred #GrowWithHEAVY
2 weeks ago
View on Instagram |
7/10
Don’t let your plants go without the good stuff. 🌱 
Hit up our Retail Locator to find a store near you: 
👉 heavy16.com/retailers Can’t find your favorite shop on the map?
 Drop their name and location in the comments — we’ll reach out and bring the Heavy their way. 💪🧪 #HEAVY16 #HEAVY16Nutrients #GrowWithHEAVY #BigGrowerPreferred #GetBigGetHEAVY
@heavy16official
@heavy16official
•
Follow
Don’t let your plants go without the good stuff. 🌱 
Hit up our Retail Locator to find a store near you: 
👉 heavy16.com/retailers Can’t find your favorite shop on the map?
 Drop their name and location in the comments — we’ll reach out and bring the Heavy their way. 💪🧪 #HEAVY16 #HEAVY16Nutrients #GrowWithHEAVY #BigGrowerPreferred #GetBigGetHEAVY
2 weeks ago
View on Instagram |
8/10
@heavy16official
@heavy16official
•
Follow
Want your flower to stand out in a sea of green? 🤌 It starts with flavor, aroma, and resin-rich potency—and that’s exactly where HEAVY 16 PRIME shines. 🌺🔥 PRIME is a powerhouse microbial feed and sweetener, crafted to elevate oil production, boost brix levels (hello sweetness + density), and bring out those unique terpene expressions that set your cultivar apart. 🍇🍋🍊 While it doesn’t contain live microbes itself, PRIME supercharges the effectiveness of your microbial inoculants, compost teas, and enriched media. It’s the missing link that brings everything together, feeding the underground life that fuels explosive above-ground quality. 🌱⚡️ Use it through the entire life cycle to dial in plant performance, push genetic potential, and unlock flavor profiles that hit like no other. Taste, smell, potency—PRIME makes sure they’re unforgettable. #Heavy16 #FlavorMatters #TerpsMatter #HEAVY16Nutrients #HEAVYPrime #Prime #Flavor #GrowWithHEAVY #BigGrowerPreferred #HEAVY16Stacks
3 weeks ago
View on Instagram |
9/10
@heavy16official
@heavy16official
•
Follow
HEAVY FOLIAR is Liquid Gold 🏆 Foliar feeding isn’t just hype—it’s science. When you spray nutrients directly onto the leaf surface, plants can absorb them up to 10x more efficiently than through their roots. Why? Because leaf tissue has tiny pores (stomata) that can take in dissolved minerals almost instantly, bypassing the slower, soil-based uptake process. But that’s not all. Foliar feeding doesn’t just benefit the leaves—it kickstarts activity underground too. When plants photosynthesize more efficiently due to optimal nutrition, they release more carbohydrates into the root zone. These sugars act as food for beneficial microbes, helping them multiply and thrive, which in turn makes even more nutrients available to your plants. The result? • Improved micronutrient delivery • Enhanced microbial life in the soil • Stronger roots • And ultimately—bigger, better yields That’s why foliar feeding with HEAVY Foliar is a win-win—for your plants, your soil, and your harvest. 👉 Check out our full foliar directions here: https://www.heavy16.com/foliar-directions #HEAVY16 #HEAVY16Nutrients #HEAVYFoliar #Foliar #FoliarFeeding #FoliarSpray #GetBigGetHEAVY #BigGrowerPreferred #GrowWithHEAVY
3 weeks ago
View on Instagram |
10/10

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