Biogreen Calgel Cal-Mg – Calcium and Magnesium Fertilizer for Indoor Growing
Biogreen Calgel Cal-Mg – Calcium and Magnesium Fertilizer for Indoor Growing
-
Tipo: Corrector Cal-Mg líquido
Análisis: CaO 17,97 %, NO₃ 10,78 %, MgO 1,50 %, NH₄ 0,75 %
Rendimiento: 1 L hasta 4000 L de solución
Solubilidad: 100% hidrosoluble, sin caducidad
Sustratos: tierra, coco e hidroponía
Discover the benefits of the PRO CLUB
Discounts of up to -12%, priority shipping and more.
Easy returns within 15 days
No questions asked
Description
- 🌱 Corrector Cal-Mg: elimina carencias de calcio y magnesio.
- 🌱 Paredes fuertes: calcio para células y raíces vigorosas.
- 🌱 Ideal para ósmosis: perfecto para aguas blandas y LED.
- 🌱 Muy rentable: 1 L prepara hasta 4000 L de solución.
Agua equilibrada y plantas sanas con Biogreen Calgel.
Full description
Calcium and Magnesium Supplement
Biogreen Calgel is a high quality, totally soluble additive, formulated to provide calcium, magnesium and nitrogen in a balanced and effective way. Its main function is to improve the quality of irrigation water and stimulate plant growth from the first weeks until the final rinse, being the essential complement to the entire Biogreen range.
Its high concentration makes it one of the most profitable Cal-Mg supplements on the market: with just 1 liter it is possible to prepare up to 4000 liters of solution. In addition, it has no expiration date and is compatible with any base nutrient on the market.
Composition and analysis
Its formula provides a high dose of calcium to strengthen cell walls, enough magnesium for optimal synthesis of chlorophyll and proteins, and nitrogen to sustain growth and biomass production.
Full analysis:
EC-Fertilizer Type C.1.3
CaO 17.97% NO₃ 10.78% MgO 1.50% NH₄ 0.75%
Concentration and performance
With 1 liter of Calgel you can prepare up to 4000 liters of nutrient solution, making it the highest performing Cal-Mg supplement per liter in the category.
Advantages in cultivation
- Eliminates calcium and magnesium deficiencies quickly and effectively
- Strengthens cell walls for more robust development
- Stimulates chlorophyll synthesis and active photosynthesis
- Ultra concentrated, performance of up to 4000L per liter
- No expiration date, stable indefinitely
- Compatible with any base nutrient on the market
Biogreen Calgel is the calcium and magnesium supplement that cannot be missing in any crop. Use it together with Bio 1 Grow and Bio 2 Bloom to obtain the best results throughout the entire cycle.
Warranty
At GrowIndustry we only work with proven quality products and trusted brands.
Every item goes through a check before shipping to make sure it arrives in perfect condition and ready to use.
Your satisfaction is our priority.
How to use
1. Agita bien el envase antes de usar. 2. Aplica una vez por semana con el agua de riego (2 veces en hidroponía). 3. Combínalo con Bio 1 Grow y Bio 2 Bloom. 4. Ajusta la dosis según la dureza del agua y la fase de cultivo.

Biogreen Calgel Cal-Mg – Calcium and Magnesium Fertilizer for Indoor Growing
Join our exclusive club for regular customers and start enjoying unbeatable prices, VIP service and premium support for your grows.
Increasing discounts
Save an extra -3% to -12%
Envío gratis antes
Desde 39 € en Bronze y sin mínimo en Platinum (hasta 10 kg)
Fast deliveries
With free, discreet shipping
Extended warranty
Up to 3 years
Frequently asked questions
-
Biogreen Calgel is a fully soluble Cal-Mag additive that supplies a high dose of calcium, magnesium and nitrogen. It corrects and prevents calcium and magnesium deficiencies, improves the quality of your irrigation water and strengthens the plant from early growth right through to the final flush.
-
It is ideal for indoor growers using soft water, reverse osmosis water or LED lighting, situations in which calcium and magnesium deficiencies are most common. If your plants are showing a shortage of these elements, Calgel is the corrector you need.
-
Shake the bottle well before use and apply once a week with your irrigation water, or twice a week if you grow hydroponically. Adjust the dose to your water hardness and the stage of the grow.
-
Yes, it combines with any base nutrient and, being 100% water soluble, it is suitable for soil, coco and hydroponics. The manufacturer recommends using it alongside Bio 1 Grow and Bio 2 Bloom for the best results.
-
It is very cost effective: 1 litre makes up to 4000 litres of solution. It is made from pure raw materials, is highly concentrated and has no expiry date.
-
It clears up calcium and magnesium deficiencies effectively. Calcium promotes strong cell walls and vigorous roots, magnesium supports chlorophyll and protein synthesis, and the extra nitrogen drives growth and biomass production.