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4mS/cm — the sweet spot for hydroponic growing — ensuring your plants get consistent mineral balance regardless of where you live in the UK
Unlike standard stonewool with vertical fibres
Always add Micro to water first
pesticide-free preventative spray safe to use close to harvest
Emerald Harvest - Micro Size:1.89 Litre 4mS/cm — the sweet spotEmerald Harvest Micro Core Macro and Micronutrient Base Best for: growers running the Emerald Harvest 3 part system who need the micronutrient backbone that Grow and Bloom build on. Our thoughts Micro is the unglamorous but essential part of any 3 part system, it's not the one that gets talked about, but skip it and the other two bottles don't work properly. Emerald Harvest's version delivers a genuinely broad spread of nutrients rather than cutting
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