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500ml NPK 5-1-5
Promotes natural colour development in flowering plants
Flowering & Maximum Yield
Oxygenating water features
Complete pH & EC Monitoring Kit Ona Air Filters 500ml NPK 5-1-5Total Control Over Your Nutrient Solution For the serious grower who refuses to leave anything to chance, the Complete pH & EC Monitoring Kit brings together Bluelab's most trusted testing tools with essential calibration and care accessories everything you need to dial in your grow with precision, every single time. Whether you're running coco, hydro, or soil, accurate pH and EC readings are the difference between a thriving crop and a frustrating
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