Quick view Details Advanced Nutrients | sku: 6360-16 Advanced Nutrients Sensi Cal-Mag Xtra 10L MSRP: Was: $143.64 Now: $86.18 Add to Cart
Quick view Details Advanced Nutrients | sku: 6360-14 Advanced Nutrients Sensi Cal-Mag Xtra 1L MSRP: Was: $19.94 Now: $14.96 Add to Cart
Quick view Details Advanced Nutrients | sku: 6360-17 Advanced Nutrients Sensi Cal-Mag Xtra 23L MSRP: Was: $275.08 Now: $144.42 Add to Cart
Quick view Details Advanced Nutrients | sku: 6360-12 Advanced Nutrients Sensi Cal-Mag Xtra 250mL MSRP: Was: $5.98 Now: $4.49 View Details
Quick view Details Advanced Nutrients | sku: 6360-15 Advanced Nutrients Sensi Cal-Mag Xtra 4L MSRP: Was: $63.84 Now: $44.69 Add to Cart
Quick view Details Advanced Nutrients | sku: 6360-13 Advanced Nutrients Sensi Cal-Mag Xtra 500mL MSRP: Was: $10.96 Now: $8.22 Add to Cart
Quick view Details Cutting Edge Solutions | sku: CES3505 Amplified Cal-Mag 2.5 Gal MSRP: Was: $103.99 Now: $67.59 Add to Cart
Quick view Details Cutting Edge Solutions | sku: CES3507 Amplified Cal-Mag 6 Gal MSRP: Was: $235.99 Now: $153.39 Add to Cart
Quick view Details Cutting Edge Solutions | sku: CES3503 Amplified Cal-Mag Gallon MSRP: Was: $52.99 Now: $37.35 Add to Cart
Quick view Details Cutting Edge Solutions | sku: CES3501 Amplified Cal-Mag Quart MSRP: Was: $20.99 Now: $14.79 Add to Cart
Quick view Details Aptus | sku: AP16002 Aptus MassBoost 100ml MSRP: Was: $25.00 Now: $19.30 Add to Cart
Quick view Details Aptus | sku: AP16030 Aptus MassBoost 20L MSRP: Was: $1,836.00 Now: $1,405.90 Add to Cart
Quick view Details Aptus | sku: AP16005 Aptus MassBoost 250ml MSRP: Was: $50.00 Now: $32.50 Add to Cart
Quick view Details Aptus | sku: AP16008 Aptus MassBoost 500ml MSRP: Was: $95.00 Now: $59.38 Add to Cart
Quick view Details Aptus | sku: AP16020 Aptus MassBoost 5L MSRP: Was: $779.00 Now: $428.46 Add to Cart
Quick view Details Aptus | sku: AP16010 Aptus MassBoost Liter MSRP: Was: $173.00 Now: $108.13 Add to Cart
Quick view Details Athena | sku: LQ-CM-5G Athena Cal-Mag 5 Gallon MSRP: Was: $200.00 Now: $140.00 Add to Cart
Quick view Details Vegamatrix | sku: VX40030 Boost, 5 gal MSRP: Was: $359.99 Now: $197.99 View Details
Quick view Details Vegamatrix | sku: VX40040 Boost, 55 gal (Freight Only) MSRP: Was: $3,031.99 Now: $1,667.59 View Details
Quick view Details Botanicare | sku: HGC732124 Botanicare Cal-Mag Plus 15 Gallon (Freight Only) MSRP: Was: $657.71 Now: $308.67 Add to Cart
Quick view Details Botanicare | sku: HGC732120 Botanicare Cal-Mag Plus 2.5 Gallon MSRP: Was: $118.30 Now: $75.77 Add to Cart
Quick view Details Botanicare | sku: HGC732127 Botanicare Cal-Mag Plus 250 Gallon MSRP: Was: $9,335.87 Now: $4,331.72 Add to Cart
Quick view Details Botanicare | sku: HGC732126 Botanicare Cal-Mag Plus 55 Gallon (Freight Only) MSRP: Was: $2,196.01 Now: $1,025.84 Add to Cart
Quick view Details Botanicare | sku: HGC732115 Botanicare Cal-Mag Plus Gallon MSRP: Was: $54.26 Now: $37.47 Add to Cart
Quick view Details Botanicare | sku: HGC732110 Botanicare Cal-Mag Plus Quart MSRP: Was: $21.85 Now: $16.12 Add to Cart
Quick view Details Humboldt Nutrients | sku: HNCM410 Calyx Magnum Gal MSRP: Was: $51.42 Now: $30.86 View Details
Quick view Details Humboldt Nutrients | sku: HNCM405 Calyx Magnum Quart MSRP: Was: $20.70 Now: $13.46 Add to Cart
Quick view Details Cutting Edge Solutions | sku: CES2803 Cutting Edge Mag-Amped 2.5 Gall MSRP: Was: $190.99 Now: $124.14 Add to Cart
Quick view Details Cutting Edge Solutions | sku: CES2801 Cutting Edge Mag-Amped Quart MSRP: Was: $34.99 Now: $24.66 Add to Cart
Quick view Advanced Nutrients | sku: 6360-16 Advanced Nutrients Sensi Cal-Mag Xtra 10L SENSI CAL-MAG XTRA® Feed Your Crops the Extra Calcium, Magnesium, and Iron They Need If You Use a Non-Advanced Base Nutrient Plants – just like all forms of life, including human beings – require a complete range of essential elements in order to... MSRP: Was: $143.64 Now: $86.18 Add to Cart
Quick view Advanced Nutrients | sku: 6360-14 Advanced Nutrients Sensi Cal-Mag Xtra 1L SENSI CAL-MAG XTRA® Feed Your Crops the Extra Calcium, Magnesium, and Iron They Need If You Use a Non-Advanced Base Nutrient Plants – just like all forms of life, including human beings – require a complete range of essential elements in order to... MSRP: Was: $19.94 Now: $14.96 Add to Cart
Quick view Advanced Nutrients | sku: 6360-17 Advanced Nutrients Sensi Cal-Mag Xtra 23L SENSI CAL-MAG XTRA® Feed Your Crops the Extra Calcium, Magnesium, and Iron They Need If You Use a Non-Advanced Base Nutrient Plants – just like all forms of life, including human beings – require a complete range of essential elements in order to... MSRP: Was: $275.08 Now: $144.42 Add to Cart
Quick view Advanced Nutrients | sku: 6360-12 Advanced Nutrients Sensi Cal-Mag Xtra 250mL SENSI CAL-MAG XTRA® Feed Your Crops the Extra Calcium, Magnesium, and Iron They Need If You Use a Non-Advanced Base Nutrient Plants – just like all forms of life, including human beings – require a complete range of essential elements in order to... MSRP: Was: $5.98 Now: $4.49 View Details
Quick view Advanced Nutrients | sku: 6360-15 Advanced Nutrients Sensi Cal-Mag Xtra 4L SENSI CAL-MAG XTRA® Feed Your Crops the Extra Calcium, Magnesium, and Iron They Need If You Use a Non-Advanced Base Nutrient Plants – just like all forms of life, including human beings – require a complete range of essential elements in order to... MSRP: Was: $63.84 Now: $44.69 Add to Cart
Quick view Advanced Nutrients | sku: 6360-13 Advanced Nutrients Sensi Cal-Mag Xtra 500mL SENSI CAL-MAG XTRA® Feed Your Crops the Extra Calcium, Magnesium, and Iron They Need If You Use a Non-Advanced Base Nutrient Plants – just like all forms of life, including human beings – require a complete range of essential elements in order to... MSRP: Was: $10.96 Now: $8.22 Add to Cart
Quick view Cutting Edge Solutions | sku: CES3505 Amplified Cal-Mag 2.5 Gal Amplified Cal-Mag™The solution when plants demand elevated levels of calcium and magnesium above those provided by base nutrients or native soil. Accelerated grow environments and genetic composition of plants may demonstrate a need for... MSRP: Was: $103.99 Now: $67.59 Add to Cart
Quick view Cutting Edge Solutions | sku: CES3507 Amplified Cal-Mag 6 Gal Amplified Cal-Mag™The solution when plants demand elevated levels of calcium and magnesium above those provided by base nutrients or native soil. Accelerated grow environments and genetic composition of plants may demonstrate a need for... MSRP: Was: $235.99 Now: $153.39 Add to Cart
Quick view Cutting Edge Solutions | sku: CES3503 Amplified Cal-Mag Gallon Amplified Cal-Mag™The solution when plants demand elevated levels of calcium and magnesium above those provided by base nutrients or native soil. Accelerated grow environments and genetic composition of plants may demonstrate a need for... MSRP: Was: $52.99 Now: $37.35 Add to Cart
Quick view Cutting Edge Solutions | sku: CES3501 Amplified Cal-Mag Quart Amplified Cal-Mag™The solution when plants demand elevated levels of calcium and magnesium above those provided by base nutrients or native soil. Accelerated grow environments and genetic composition of plants may demonstrate a need for... MSRP: Was: $20.99 Now: $14.79 Add to Cart
Quick view Aptus | sku: AP16002 Aptus MassBoost 100ml BUD BOOSTER Mass boost is an organo-mineral plant booster that prevents calcium and magnesium deficiencies while stimulating powerful fruit set and development. Calcium and magnesium are very active molecularly and are easily locked up or combined with... MSRP: Was: $25.00 Now: $19.30 Add to Cart
Quick view Aptus | sku: AP16030 Aptus MassBoost 20L BUD BOOSTER Mass boost is an organo-mineral plant booster that prevents calcium and magnesium deficiencies while stimulating powerful fruit set and development. Calcium and magnesium are very active molecularly and are easily locked up or combined with... MSRP: Was: $1,836.00 Now: $1,405.90 Add to Cart
Quick view Aptus | sku: AP16005 Aptus MassBoost 250ml BUD BOOSTER Mass boost is an organo-mineral plant booster that prevents calcium and magnesium deficiencies while stimulating powerful fruit set and development. Calcium and magnesium are very active molecularly and are easily locked up or combined... MSRP: Was: $50.00 Now: $32.50 Add to Cart
Quick view Aptus | sku: AP16008 Aptus MassBoost 500ml BUD BOOSTER Mass boost is an organo-mineral plant booster that prevents calcium and magnesium deficiencies while stimulating powerful fruit set and development. Calcium and magnesium are very active molecularly and are easily locked up or combined... MSRP: Was: $95.00 Now: $59.38 Add to Cart
Quick view Aptus | sku: AP16020 Aptus MassBoost 5L BUD BOOSTER Mass boost is an organo-mineral plant booster that prevents calcium and magnesium deficiencies while stimulating powerful fruit set and development. Calcium and magnesium are very active molecularly and are easily locked up or combined with... MSRP: Was: $779.00 Now: $428.46 Add to Cart
Quick view Aptus | sku: AP16010 Aptus MassBoost Liter BUD BOOSTER Mass boost is an organo-mineral plant booster that prevents calcium and magnesium deficiencies while stimulating powerful fruit set and development. Calcium and magnesium are very active molecularly and are easily locked up or combined... MSRP: Was: $173.00 Now: $108.13 Add to Cart
Quick view Athena | sku: LQ-CM-5G Athena Cal-Mag 5 Gallon Athena CaMg is designed to supplement either of our 2-part liquid formulas. Some cultivars and growing conditions may require higher doses of Calcium, Magnesium, Iron and Nitrogen during heavy growth and development phases. This product effectively... MSRP: Was: $200.00 Now: $140.00 Add to Cart
Quick view Vegamatrix | sku: VX40020 Boost, 1 gal Vegamatrix Boost is designed to augment the needs of additional Calcium and Magnesium which can’t be included in Grow and Bloom formulations. Additional natural veganic ingredients have also been added to facilitate high metabolism and growth... MSRP: Was: $88.99 Now: $53.40 Add to Cart
Quick view Vegamatrix | sku: VX40010 Boost, 1 qt Vegamatrix Boost is designed to augment the needs of additional Calcium and Magnesium which can’t be included in Grow and Bloom formulations. Additional natural veganic ingredients have also been added to facilitate high metabolism and growth... MSRP: Was: $28.99 Now: $17.39 Add to Cart
Quick view Vegamatrix | sku: VX40030 Boost, 5 gal Vegamatrix Boost is designed to augment the needs of additional Calcium and Magnesium which can’t be included in Grow and Bloom formulations. Additional natural veganic ingredients have also been added to facilitate high metabolism and growth... MSRP: Was: $359.99 Now: $197.99 View Details
Quick view Vegamatrix | sku: VX40040 Boost, 55 gal (Freight Only) Vegamatrix Boost is designed to augment the needs of additional Calcium and Magnesium which can’t be included in Grow and Bloom formulations. Additional natural veganic ingredients have also been added to facilitate high metabolism and growth... MSRP: Was: $3,031.99 Now: $1,667.59 View Details
Quick view Botanicare | sku: HGC732124 Botanicare Cal-Mag Plus 15 Gallon (Freight Only) Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when... MSRP: Was: $657.71 Now: $308.67 Add to Cart
Quick view Botanicare | sku: HGC732120 Botanicare Cal-Mag Plus 2.5 Gallon Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when... MSRP: Was: $118.30 Now: $75.77 Add to Cart
Quick view Botanicare | sku: HGC732127 Botanicare Cal-Mag Plus 250 Gallon Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when... MSRP: Was: $9,335.87 Now: $4,331.72 Add to Cart
Quick view Botanicare | sku: HGC732126 Botanicare Cal-Mag Plus 55 Gallon (Freight Only) Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when... MSRP: Was: $2,196.01 Now: $1,025.84 Add to Cart
Quick view Botanicare | sku: HGC732115 Botanicare Cal-Mag Plus Gallon Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when... MSRP: Was: $54.26 Now: $37.47 Add to Cart
Quick view Botanicare | sku: HGC732110 Botanicare Cal-Mag Plus Quart Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when... MSRP: Was: $21.85 Now: $16.12 Add to Cart
Quick view Grotek | sku: GTCLMXQT Cal Max qt During periods of high temperatures and accelerated growth, plants can develop nutrient deficiencies, which are preventable. Cal-Max™ was developed to provide the additional calcium, magnesium and iron needed to support peak production. Applied... MSRP: Was: $13.96 Now: $10.01 Add to Cart
Quick view Humboldt Nutrients | sku: HNCM410 Calyx Magnum Gal With an available 2% (N), 3.4% (Ca), and 1.4% (Mg) + micronutrients, Calyx Magnum gives gardeners vital nutrients needed for plant development and growth. Another huge benefit is that we created Calyx Magnum without the use of chemical chelates like... MSRP: Was: $51.42 Now: $30.86 View Details
Quick view Humboldt Nutrients | sku: HNCM405 Calyx Magnum Quart With an available 2% (N), 3.4% (Ca), and 1.4% (Mg) + micronutrients, Calyx Magnum gives gardeners vital nutrients needed for plant development and growth. Another huge benefit is that we created Calyx Magnum without the use of chemical chelates like... MSRP: Was: $20.70 Now: $13.46 Add to Cart
Quick view Cutting Edge Solutions | sku: CES2803 Cutting Edge Mag-Amped 2.5 Gall Mag-Amped is a pure magnesium product combined with an organic surfactant that helps with uptake and overall solubility. Magnesium is essential for chlorophyll production in plants, and in turn chlorophyll is the component in photosynthesis, essentially... MSRP: Was: $190.99 Now: $124.14 Add to Cart
Quick view Cutting Edge Solutions | sku: CES2801 Cutting Edge Mag-Amped Quart Mag-Amped is a pure magnesium product combined with an organic surfactant that helps with uptake and overall solubility. Magnesium is essential for chlorophyll production in plants, and in turn chlorophyll is the component in photosynthesis, essentially... MSRP: Was: $34.99 Now: $24.66 Add to Cart