As an Amazon Associate I earn from qualifying purchases.
TPS NUTRIENTS #ad - Prevents common growth deficiences: Apply CalMag in every stage of growth for strong stalk and leaf health. Tps chooses only the highest quality ingredient sources and manufacturing methods to create the world’s best nutrient systems.
Compatible with other nutrients: 100% Compatible with other nutrient systems, and can actually help make other minerals more Bio-Available. Formulated and made in the usa: designed by sustainability conscious plant scientists and craft growing enthusiasts in Seattle, WA.
GS Plant Foods #ad - Completely water soluble powder that makes 420 gallons of nutrient solution per container. Plants require both primary nutrients and secondary nutrients. Beneficial to plants throughout all growth cycles and easily mixes with water to use during irrigation or as a foliar spray.
Humboldts Secret #ad - Suitable for hydroponics, soil, and container gardens: Nutrient systems and supplements are commonly used as hydroponic supplies and are a good solution for soil and container gardens, ensuring strong and healthy plants and yields. Nutrient uptake and absorption: this formulae efficiently supports nutrient uptake and absorption by addressing any plant deficiencies in the first place, thus successfully supporting the vegetative and flowering stage of your plants.
Our well-balanced formula is designed to specifically address any plant deficiencies that may be present.
Our calmag & iron supplement effectively corrects and remedies these micronutrient plant deficiencies. Optimal for coco coir medium and reverse osmosis water: Our supplemental CalMag & Iron by Humboldts Secret is highly recommended for plants growing in coco substrate or reverse osmosis water, as the absorption process becomes magnified. Source of calcium magnesium & chelated iron: Many varieties of flowering plants require higher levels of these micronutrients.
Bloom City #ad - Extracted to protect natural enzymes: clean kelp’s unique processing techniques give the cleanest possible kelp extract. No risk of over application, plants love kelp. Formulated and made in the usa: designed by botanists and plant chemists.
For both plants and lawns: add Clean Kelp to all of your houseplants, vegetable garden, and your lawn for healthy green plants. Bloom city chooses only the highest quality ingredient sources and manufacturing methods to create the world’s best craft growing nutrient systems.
Get all the benefits of natural kelp enzymes and hormones without the non-nutritious fibrous pulp that gives other kelps their thick, brackish appearance. You can see the difference. Fully organic seaweed and kelp: a seven species blend of Ascophyllum Nodosum, Ecklonia Maxima, Laminaria Saccharina, Palmaria Palmata, Chlorella Vulgaris, Arthrospira Platensis, and Chondrus Crispus.
General Hydroponics #ad - Biologically catalyzed from oyster shell, dolomite lime and natural plant extracts. Resulting in enhanced growth and healthier flowers and fruits. Low molecular weight acids may facilitate calcium and magnesium transport into the plant.
Bloom City #ad - Bioactivated formula for optimal nutrient uptake: Calcium and magnesium, Micro-chelated with fulvic acid; if you google it you’ll see why that’s good. Contains no harmful edta: unlike other brands, bloom city uses organic chelates and never uses chemicals like EDTA, Healthier for your garden and healtier for the planet.
Prevents common growth deficiencies: Apply Cal-Mag in every stage of growth for strong stalk and leaf health. Compatible with any nutrient system: 100% compatible with other nutrient systems, and can help make other minerals more bio-available.
1. TPS NUTRIENTS
#adOrganic Cal-Mag OAC Plant Nutrient and Supplement, 1 Quart 32 oz, Plus Iron and Micronutrients by TPS Nutrients
#adCompatible with other nutrients: 100% Compatible with other nutrient systems, and can actually help make other minerals more Bio-Available. Formulated and made in the usa: designed by sustainability conscious plant scientists and craft growing enthusiasts in Seattle, WA.
More information #ad
Highest quality, biggest yield: tps’s ingredients are better for plants, best value, MOST POTENT, better for you, and better for the planet. Organic calmag for all plants: Organic Calcium, magnesium, and micronutrients micro-chelated with Organic Acids for bio-availability. Use at 1-2mL per gallon. Simply the best choice for the conscientious grower.| Brand | TPS NUTRIENTS #ad |
| Manufacturer | TPS Nutrients #ad |
| Height | 9 Inches |
| Length | 3 Inches |
| Weight | 2 Pounds |
| Width | 3 Inches |
| Part Number | TPSCMOAC1Q |
More information #ad
2. FoxFarm
#adFoxFarm FX17010 Bush Doctor, 1 pt Cal-Mag
#adFoxFarm #ad - Nobody likes blossom end rot or tip burn. Cal-mag supplement : 1 - 0 - 0, 3% Calcium 09% magnesium. Omri listed and cdfa Registered for Organic Gardening.More information #ad
Calcium and magnesium help strengthen cell walls and aid in fruit development, helping you avoid the costly and frustrating deficiencies that cause these problems. That’s why foxfarm brings you BUSH DOCTOR CAL-MAG.| Brand | FoxFarm #ad |
| Manufacturer | FoxFarm #ad |
| Height | 8 Inches |
| Length | 2.5 Inches |
| Width | 2.5 Inches |
| Part Number | FX17010 |
| Model | FX17010 |
More information #ad
3. Advanced Nutrients
#ad250 mL.250 Liter, Advanced Nutrients 6360-12 Sensi Cal Mag Xtra, Brown/A
#adAdvanced Nutrients #ad - Comes in 250Ml Size. Advanced Nutrients Brand. No assembly Required. Will work in Soil Or Hydroponics.More information #ad
| Brand | Advanced Nutrients #ad |
| Manufacturer | Advanced Nutrients #ad |
| Height | 1.5 Inches |
| Length | 3 Inches |
| Weight | 0.68 Pounds |
| Width | 4.75 Inches |
| Part Number | 6360-12 |
| Model | 6360-12 |
More information #ad
4. FoxFarm
#adFoxFarm FX17020 Bush Doctor, 1 qt Cal-Mag
#adFoxFarm #ad - Cal-mag supplement : 1 - 0 - 0, 3% Calcium 09% magnesium. Calcium and magnesium help strengthen cell walls and aid in fruit development, helping you avoid the costly and frustrating deficiencies that cause these problems.More information #ad
That’s why foxfarm brings you BUSH DOCTOR CAL-MAG. Omri listed and cdfa Registered for Organic Gardening. Nobody likes blossom end rot or tip burn.| Brand | FoxFarm #ad |
| Manufacturer | FoxFarm #ad |
| Height | 9.5 Inches |
| Length | 3 Inches |
| Weight | 2.4 Pounds |
| Width | 3 Inches |
| Part Number | FX17020 |
| Model | FX17020 |
More information #ad
5. Roots Organics
#adCalcium Magnesium Supplement, 1 Gallon, Roots Organics CALMAG
#adRoots Organics #ad - Derived from: Kieserite, Gypsum. By creating a product free of added nitrogen, phosphate, we give you control to supplement as needed without affecting primary fertility input ratios. Use in combination with high quality base fertilizers like Roots Organics Buddha Grow and Buddha Bloom.More information #ad
Roots organics calMag is ideal for fast-growing and heavy feeding plants. Ca 4%, mg 1%, s 1%. Roots organics calmag is a pure and all natural blend of calcium, and potassium, magnesium and sulfur to support plants during fast growth.| Brand | Roots Organics #ad |
| Manufacturer | Aurora Innovations #ad |
More information #ad
6. GS Plant Foods
#adMakes 420 Gallons of Nutrient Solution, GS Plant Foods Cal-Mag 420 Dry Super Concentrate, 18 Ounces, Calcium/Magnesium Fertilizer
#adMore information #ad
Cal-mag 420 is packed with secondary nutrients, it contains Calcium 13%, Sulfur 4% and Magnesium 3%. Easy-to-use, container, formulated for use in all soil, perfect for all stages of plant growth, coco and hydro growing.| Brand | GS Plant Foods #ad |
| Manufacturer | GS Plant Foods #ad |
| Height | 3 Inches |
| Length | 5 Inches |
| Weight | 1.13 Pounds |
| Width | 5 Inches |
| Part Number | cmdry18oz |
More information #ad
7. Humboldts Secret
#adHumboldts Secret Calcium, Magnesium and Iron Supplement – Hydroponic Supplies – Liquid Nutrient Fertilizer – Supports Vegetative and Flowering Stage – 1 Quart
#adOur well-balanced formula is designed to specifically address any plant deficiencies that may be present.
More information #ad
Corrects common plant deficiencies: sometimes an unhealthy plant may be suffering from a nutrient deficiency or even too much of one nutrient. Our calmag & iron supplement effectively corrects and remedies these micronutrient plant deficiencies. Optimal for coco coir medium and reverse osmosis water: Our supplemental CalMag & Iron by Humboldts Secret is highly recommended for plants growing in coco substrate or reverse osmosis water, as the absorption process becomes magnified. Source of calcium magnesium & chelated iron: Many varieties of flowering plants require higher levels of these micronutrients.
| Brand | Humboldts Secret #ad |
| Manufacturer | Humboldts Secret #ad |
More information #ad
8. Bloom City
#ad8 oz Concentrated Makes 45 Gallons, Organic Liquid Seaweed and Kelp Fertilizer Supplement by Bloom City
#adFor both plants and lawns: add Clean Kelp to all of your houseplants, vegetable garden, and your lawn for healthy green plants. Bloom city chooses only the highest quality ingredient sources and manufacturing methods to create the world’s best craft growing nutrient systems.
More information #ad
Simple and safe to use for all plants: add to every watering, it’s that easy. Clean kelp aids in every stage of growth for root and stem health. Get all the benefits of natural kelp enzymes and hormones without the non-nutritious fibrous pulp that gives other kelps their thick, brackish appearance. You can see the difference. Fully organic seaweed and kelp: a seven species blend of Ascophyllum Nodosum, Ecklonia Maxima, Laminaria Saccharina, Palmaria Palmata, Chlorella Vulgaris, Arthrospira Platensis, and Chondrus Crispus.
| Brand | Bloom City #ad |
| Manufacturer | Bloom City #ad |
| Weight | 0.5 Pounds |
| Part Number | kelp-8 |
More information #ad
9. General Hydroponics
#adGeneral Hydroponics HGC726820 General Organics CaMg+ Hydroponic Plant Supplement, Natural, 1 Quart
#adMore information #ad
It is a blend of fermented calcium and magnesium complexed with organic acids and sugar chelates. Camg+ helps optimize plant nutrition.| Brand | General Hydroponics #ad |
| Manufacturer | General Hydroponics #ad |
| Height | 3.25 Inches |
| Length | 8.5 Inches |
| Weight | 1.2 Pounds |
| Width | 3.25 Inches |
| Part Number | HGC726820 |
| Model | HGC726820 |
More information #ad
10. Bloom City
#adBloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer, 1/2 Pint 8 oz
#adPrevents common growth deficiencies: Apply Cal-Mag in every stage of growth for strong stalk and leaf health. Compatible with any nutrient system: 100% compatible with other nutrient systems, and can help make other minerals more bio-available.
More information #ad
Contains more micronutrients than any other brand: Iron Fe, Molybdenum Mo, Zinc Zn, Copper Cu, Boron B, Manganese Mn, Sulfur S. We choose only the highest quality ingredient sources and manufacturing methods to create the world’s best craft growing nutrient systems. Apply with every watering for the full benefit.| Brand | Bloom City #ad |
| Manufacturer | Bloom City #ad |
| Weight | 0.5 Pounds |
| Part Number | calmag-8-fba |
More information #ad
