GreenPlanet Pro Cal – Calcium and magnesium booster for healthy, strong plants

Pro Cal from GreenPlanet is a high-quality Cal-Mag supplement that provides your plants with the essential secondary nutrients calcium and magnesium – two indispensable elements for stable cell walls, optimised nutrient uptake and smooth photosynthesis. Pro Cal reliably prevents deficiency symptoms, especially in fast-growing plants in hydro systems, coco or under LED lighting, and ensures healthy development during the growth and flowering phases.

Advantages at a glance:

• Effectively prevents calcium and magnesium deficiency
• Supports cell structure, root development and photosynthesis
• Promotes the absorption of other main nutrients (e.g. nitrogen, phosphorus)
• Compatible with all common fertiliser systems

Application:

Pro Cal is used as required during the growth and flowering phases – particularly recommended if visible deficiency symptoms occur or as a preventive measure. Simply add to the nutrient solution and adjust the pH value as usual.

Use 1.25 ml Pro Cal per litre of water with each watering, as required. Simply integrate Pro Cal into your existing fertiliser schedule to provide your plants with an optimal supply of calcium and magnesium.

Who is it suitable for?

Whether you are a beginner or a professional, Pro Cal is the perfect supplement for all growers who want to ensure a balanced nutrient supply and avoid deficiencies. Indispensable for low-lime tap water, LED lighting or when growing in coco Substrates.