Which substrate do you plan to use?
Choose a substrate
Batmix
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Cocos Slab
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Growmix
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Plagron Cocos Perlite 70/30
Plagron Hydro Cocos 60/40
Promix
Royalmix
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Why we ask this
The EC value of water indicates the amount of nutrients (mostly calcium) present in it. When you add liquid nutrients to water, the EC value will rise. We recommend a maximum total EC value of 3.0. Higher values can lead to nutrient burn.