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Our high-quality fish protein concentrate is carefully produced through a unique process of natural enzymatic hydrolysis to provide maximum nutrient availability and plant uptake
Great for city or well water
HORTILUX Metal Halide out performs most grow lamps because of high initial light intensity and consistent spectral output
spherical aberrations
The jacket of this double-ended lamp is made from quartz glass
Apera GroStar GS4 pH/EC Combo Pen Orca Our high-quality fish protein concentrateAI21040 GroStar GS4 pH EC 500ppm 700ppm & Temp (5 in 1) Combo Pen Lab grade instruments designed specifically for growers! Includes: 2 year warranty (instrument) 1 year warranty (probe) pH 7 & pH4 calibration solution (50ml bottle each) 2. 77 EC calibration solution (50ml bottle) KCL storage solution (10ml bottle) Lanyard and user manual Features: Measures pH, conductivity (EC and 500ppm 700ppm) and temperature (5 in 1) Compatible with all GroStar