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Organic Calcium + Magnesium Supplement
\nBuild structure. Prevent deficiencies. Grow strong from the roots up.
\nPuurCalMag is your plant’s structural support system. It corrects and prevents two of the most common deficiencies in cultivation—calcium and magnesium—by delivering clean, organic nutrition to reinforce growth at every stage.
\nFormulated with natural mineral sources and organic acids, this supplement is designed for maximum bioavailability and purity. The result? A highly effective, sediment-free formula that strengthens plants from the inside out—without clogging lines, leaving residue, or relying on unnecessary salts.
\n🌍 Built with Sustainability in Mind
\nPuurCalMag is crafted with an eco-conscious approach, using ingredients selected for their purity, efficiency, and minimal environmental impact.
\n• Clean-source calcium and magnesium
\n• No harsh preservatives, dyes, or fillers
\n• Safe for soil biology and regenerative practices
\n✅ Why Growers Love It:
\n• Prevents calcium and magnesium deficiencies in all grow systems
\n• Strengthens stems, roots, and cellular structure
\n• Improves nutrient transport and photosynthesis
\n• Fully soluble and sediment-free – won’t clog emitters or drip lines
\n• Clean, organic, and eco-conscious – no synthetic chelates or harsh additives
\nWhether you’re running a commercial system or a few pots at home, PuurCalMag is essential for maintaining healthy structure, maximizing uptake, and avoiding growth-limiting deficiencies.
\n🌿 Part of the Complete PuurOrganic Feed Program
\nPuurCalMag is a key supplement in the Cronk Nutrients PuurOrganic Feed Program, ensuring your base nutrients have the foundation they need to perform.
\nUse it alongside:
\n• PuurNitro – for lush green vegetative growth
\n• PuurPhos – for root development and flowering
\n• PuurK – for late-stage density and stress resistance
\n• PuurBalance – to enhance uptake and deliver complete micros
\nTogether, these products form a fully customizable, clean, and complete nutrient system that puts you in control of your plants’ health—without synthetic overkill or bottle clutter.
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Original: $13.39
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$4.69The Story
Let's Design the Right Setup Together
These systems vary by space, layout, and workflow—fill out the form below for a free expert consultation with our resident CEA expert, Elliott Gorfain.
Organic Calcium + Magnesium Supplement
Build structure. Prevent deficiencies. Grow strong from the roots up.
PuurCalMag is your plant’s structural support system. It corrects and prevents two of the most common deficiencies in cultivation—calcium and magnesium—by delivering clean, organic nutrition to reinforce growth at every stage.
Formulated with natural mineral sources and organic acids, this supplement is designed for maximum bioavailability and purity. The result? A highly effective, sediment-free formula that strengthens plants from the inside out—without clogging lines, leaving residue, or relying on unnecessary salts.
🌍 Built with Sustainability in Mind
PuurCalMag is crafted with an eco-conscious approach, using ingredients selected for their purity, efficiency, and minimal environmental impact.
• Clean-source calcium and magnesium
• No harsh preservatives, dyes, or fillers
• Safe for soil biology and regenerative practices
✅ Why Growers Love It:
• Prevents calcium and magnesium deficiencies in all grow systems
• Strengthens stems, roots, and cellular structure
• Improves nutrient transport and photosynthesis
• Fully soluble and sediment-free – won’t clog emitters or drip lines
• Clean, organic, and eco-conscious – no synthetic chelates or harsh additives
Whether you’re running a commercial system or a few pots at home, PuurCalMag is essential for maintaining healthy structure, maximizing uptake, and avoiding growth-limiting deficiencies.
🌿 Part of the Complete PuurOrganic Feed Program
PuurCalMag is a key supplement in the Cronk Nutrients PuurOrganic Feed Program, ensuring your base nutrients have the foundation they need to perform.
Use it alongside:
• PuurNitro – for lush green vegetative growth
• PuurPhos – for root development and flowering
• PuurK – for late-stage density and stress resistance
• PuurBalance – to enhance uptake and deliver complete micros
Together, these products form a fully customizable, clean, and complete nutrient system that puts you in control of your plants’ health—without synthetic overkill or bottle clutter.
Description
Let's Design the Right Setup Together
These systems vary by space, layout, and workflow—fill out the form below for a free expert consultation with our resident CEA expert, Elliott Gorfain.
Organic Calcium + Magnesium Supplement
Build structure. Prevent deficiencies. Grow strong from the roots up.
PuurCalMag is your plant’s structural support system. It corrects and prevents two of the most common deficiencies in cultivation—calcium and magnesium—by delivering clean, organic nutrition to reinforce growth at every stage.
Formulated with natural mineral sources and organic acids, this supplement is designed for maximum bioavailability and purity. The result? A highly effective, sediment-free formula that strengthens plants from the inside out—without clogging lines, leaving residue, or relying on unnecessary salts.
🌍 Built with Sustainability in Mind
PuurCalMag is crafted with an eco-conscious approach, using ingredients selected for their purity, efficiency, and minimal environmental impact.
• Clean-source calcium and magnesium
• No harsh preservatives, dyes, or fillers
• Safe for soil biology and regenerative practices
✅ Why Growers Love It:
• Prevents calcium and magnesium deficiencies in all grow systems
• Strengthens stems, roots, and cellular structure
• Improves nutrient transport and photosynthesis
• Fully soluble and sediment-free – won’t clog emitters or drip lines
• Clean, organic, and eco-conscious – no synthetic chelates or harsh additives
Whether you’re running a commercial system or a few pots at home, PuurCalMag is essential for maintaining healthy structure, maximizing uptake, and avoiding growth-limiting deficiencies.
🌿 Part of the Complete PuurOrganic Feed Program
PuurCalMag is a key supplement in the Cronk Nutrients PuurOrganic Feed Program, ensuring your base nutrients have the foundation they need to perform.
Use it alongside:
• PuurNitro – for lush green vegetative growth
• PuurPhos – for root development and flowering
• PuurK – for late-stage density and stress resistance
• PuurBalance – to enhance uptake and deliver complete micros
Together, these products form a fully customizable, clean, and complete nutrient system that puts you in control of your plants’ health—without synthetic overkill or bottle clutter.
