Pay in 4 interest-free payments of $34.88 Learn more
Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Features slotted housing and 4 piece white reflector that distributes light very broadly
integrated Quantum Sensor that measures PAR (Photosynthetically Active Radiation) flux in wavelengths ranging from 400 to 700 nm
Elemental contains two absolutely essential macronutrients: calcium
solubilizing phosphates and releasing potassium
Humboldt Nutrients Bloom Natural is an ultra-concentrated natural bloom formula designed to give your plants the large phosphorus and calcium boost needed during the flowering period
Hanna Soil Conductivity/Salinity Meter w/Carrying Case new-releases Features slotted housing and 4This instrument was designed to address the need for fast and accurate conductivity measurements in soil and liquids. It is supplied with two probes: a stainless steel, conical tip for direct soil measurement and one for fertilizer enriched solutions. The meter measures the soil conductivity in EC (mS cm) as well as salt activity (g L). The different scales can be selected through two keys on the front panel and two separate LEDs indicate which
US$ 91.50
US$ 149.50
US$ 82.95
US$ 29.99
US$ 82.95
US$ 134.50
US$ 29.99
US$ 22.90
