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Elemental contains two absolutely essential macronutrients: calcium
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
Silica has been found to strengthen cell walls giving plants an increased resistance to environmental stress
20 pouches per box
Hanna Soil Conductivity/Salinity Meter w/Carrying Case new-releases Elemental contains two absolutely essentialThis 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
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