Cal Max

Cal Max is a complex designed specifically to correct calcium, iron and magnesium deficiencies in intensive crops from the manufacturer of Grotek Fertilisers. An essential additive in hydroponic growing, which use LED grow lights for indoor cultivation or in irrigation using reverse osmosis or distilled water.

Corrector for calcium and magnesium deficiencies

This type of deficiency is very common in all types of growing, especially when growing in coconut coir, so it is advisable to apply a reasonable dose of Cal Max Grotek at certain key moments to prevent them.

Grotek Cal Max is 100% safe in irrigation systems, hydroponics and aeroponics given its complete solubility. An indispensable product in growing to correct any type of deficiency. Of bio-mineral composition and high quality to guarantee healthy harvests with great vegetative vigour.

How to use Grotek Cal Max

• Cal-Max can be used once deficiencies have appeared via fertigation or foliar application for greater effectiveness.
• In irrigation add 1 - 2ml per litre of water and combine properly with the rest of nutrients or additives.
• For foliar application, we recommend using 1ml per litre and spray thoroughly on both sides of the leaves and the rest of the plant.

Grotek Cal Max specifications

• Manufacturer: Grotek
• NPK: 2-0-0
• Available formats:
  • Cal Max 1L
  • Cal Max 4L
  • Cal Max 10L

Grotek Cal-Max analysis

• 2% Nitrogen (N)
• 3% Calcium (Ca)
• 1% Magnesium (Mg)
• 0.1% EDTA Iron Chelates