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a natural source of potassium that is carefully mined from ancient sea beds in the deserts of the American Southwest
• Supports conditions for better plant establishment
water-soluble nitrogen fertilizer derived from fish protein for supplementing plant nutrient requirements or correcting nitrogen deficiencies in all types of plants including vegetables
±70 ppm (700 ppm) (@ 1940 ppm) and ±1ºC / ±2ºF
High-quality oilless pressure gauge
PHOTOBIO Advanced Quantum PAR Meter H161014VB1 a natural source of potassiumQUANTUM PAR METER Fully portable handheld PAR meter features our highly accurate, integrated Quantum Sensor that measures PAR (Photosynthetically Active Radiation) flux in wavelengths ranging from 400 to 700 nm. It measures up to 10,000 mol compared with 2,000 mol for other meters on the market. Data logging capability using standard mini USB cable and proprietary data logging software available at hydrofarm. com Low power consumption with built in