--- product_id: 558162933 title: "CalMag Pro Hydroponic and Soil Nutrient Fertilizer for Plants Calcium and Magnesium Booster" brand: "greenleaf nutrients" price: "B/.79" currency: PAB in_stock: true reviews_count: 13 category: "Greenleaf Nutrients" url: https://www.desertcart.com.pa/products/558162933-calmag-pro-hydroponic-and-soil-nutrient-fertilizer-for-plants-calcium store_origin: PA region: Panama --- # Fully water soluble & highly absorbable Up to 7x more effective concentration 10% Calcium + 3% Magnesium ratio CalMag Pro Hydroponic and Soil Nutrient Fertilizer for Plants Calcium and Magnesium Booster **Brand:** greenleaf nutrients **Price:** B/.79 **Availability:** ✅ In Stock ## Summary > 🌿 Elevate your garden game with powerhouse nutrients that your plants will crave! ## Quick Answers - **What is this?** CalMag Pro Hydroponic and Soil Nutrient Fertilizer for Plants Calcium and Magnesium Booster by greenleaf nutrients - **How much does it cost?** B/.79 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/558162933-calmag-pro-hydroponic-and-soil-nutrient-fertilizer-for-plants-calcium) ## Best For - greenleaf nutrients enthusiasts ## Why This Product - Trusted greenleaf nutrients brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safe & Compliant:** OMRI-listed, heavy metal tested, and free from pesticides or synthetic growth regulators—perfect for edible crops. - • **Strengthen & Thrive:** Enhances chlorophyll, amino acid, and protein formation to build stronger cell walls and improve photosynthesis. - • **Precision Nutrient Boost:** Guaranteed 10% Calcium and 3% Magnesium in the perfect ratio for optimal plant health. - • **Ultra-Absorbable Formula:** Fully water soluble to ensure rapid uptake and maximum nutrient delivery. - • **Maximized Growth Efficiency:** Concentrated dry powder covers 700+ gallons, making it up to 7x more cost-effective than competitors. ## Overview CalMag Pro is a premium Calcium and Magnesium booster designed for hydroponic and soil-grown plants. With a guaranteed 10% Calcium and 3% Magnesium ratio, fully water-soluble formula, and added Potassium, it enhances nutrient uptake, strengthens plant structure, and boosts photosynthesis. Its concentrated dry form treats over 700 gallons, delivering up to 7x more effectiveness than typical fertilizers, all while meeting strict safety and organic standards. ## Description CalMag Pro complete Calcium and Magnesium supplementation product, is everything you need to prevent deficiencies and build stronger healthier plants. Some growing media or plant strains need higher than normal amounts of Calcium or Magnesium. This product will fix and prevent deficiencies from these types of issues. Also, this product acts as a secondary Nitrogen booster, with 2 separate sources of Nitrogen. Legal Disclaimer: This product does NOT contain any pesticides, synthetic PGR’s, or and other EPA regulated ingredients. This product is fully compliant with all EPA rules and regulations. This product meets or exceeds all OMRI and state guidelines for heavy metals verified through independent lab testing, and is safe to be used on crops meant for human consumption. This is product is not currently registered, designed or intended for use as fertilizer in the states of Washington, Oregon or California. Please consult your state website (state department of agriculture or fertilizer) for guidance and list of appropriate and registered and approved fertilizers in your region. For questions regarding product pending compliance, or regulatory application process in your state, feel free to contact us! Review: Great service - Fast service on receiving packages and great nutrients! Review: I have used CalMag in the past and had success with it. - I just got this for my hydroponic garden and to use outside in out garden. I look forward to using it and expect it to work as well as it has performed in the past. The hydroponic system I got came with a non-organic fertilizer. I look forward to now using organic, as that is what I use for everything in our home and yard. ## Features - Contains Guaranteed minimum 10% Calcium (Ca) and 3% Magnesium (Mg) in the optimum ratio for plants. Also has Potassium and other elements to facilitate uptake and benefit your plants. - Highly absorbable and fully water soluble forms of Calcium, Magnesium and Potassium. - Boost Chlorophyll, Amino-Acid and Protein formation - Strengthen plant cell walls and structure, and improve the photosynthesis process - 3lb size makes 700+ Gallons. Concentrated dry form is up to 7x more effective than competitors, helping to save you money! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CGZHKQQ8 | | Best Sellers Rank | #131,957 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #2,234 in Garden Fertilizers | | Brand | Greenleaf Nutrients | | Coverage | 3lb | | Customer Reviews | 4.4 out of 5 stars 156 Reviews | | Item Form | Powder | | Item Weight | 1.36 kg | | Manufacturer | Greenleaf Nutrients | | Mixing Ratio | 3 lb : 93 L | | Number of Items | 1 | | Part Number | 7426911906829 | | Specific Uses For Product | Plant cultivation | | Target Species | plants | | UPC | 742776993222 | | Unit Count | 48 Ounce | ## Product Details - **Brand:** Greenleaf Nutrients - **Item Form:** Powder - **Item Weight:** 1.36 kg - **Manufacturer:** Greenleaf Nutrients - **Specific Uses For Product:** Plant cultivation ## Images ![CalMag Pro Hydroponic and Soil Nutrient Fertilizer for Plants Calcium and Magnesium Booster - Image 1](https://m.media-amazon.com/images/I/81JIR1nnpUL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great service *by J***A on August 14, 2026* Fast service on receiving packages and great nutrients! ### ⭐⭐⭐⭐⭐ I have used CalMag in the past and had success with it. *by H***Y on February 22, 2024* I just got this for my hydroponic garden and to use outside in out garden. I look forward to using it and expect it to work as well as it has performed in the past. The hydroponic system I got came with a non-organic fertilizer. I look forward to now using organic, as that is what I use for everything in our home and yard. ### ⭐⭐⭐⭐⭐ I love the entire Greenleaf line. *by H***E on February 17, 2024* I started using greenleaf products one at a time to try and save a little cash. Growing your own produce can get expensive, and a lot of products you can order don't come close to greenleaf products in my opinion. One at a time, I've added more green leaf products to my arsenal. Five stars all the way around!! Keep up the good work Greenleaf! ## Frequently Bought Together - CalMag Pro Hydroponic and Soil Nutrient Fertilizer for Plants Calcium and Magnesium Booster - Sweet Candy Hydroponic and Soil Nutrient Fertilizer for Plants with Organics - Mega Crop 1-Part Complete Hydroponic and Soil Base Nutrient Fertilizer for Plants with Organics --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.pa/products/558162933-calmag-pro-hydroponic-and-soil-nutrient-fertilizer-for-plants-calcium](https://www.desertcart.com.pa/products/558162933-calmag-pro-hydroponic-and-soil-nutrient-fertilizer-for-plants-calcium) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-11-06*