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The Bluelab pH Pen is the latest innovation for hand held meters
can also be used as foliar spray)
will accelerate flower and fruit building structures
15 minute on/off
Botanicare Cal-Mag Plus Pure Zym The Bluelab pH Pen isCal Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal Mag Plus is strongly recommended when using reverse osmosis water and when growing in coco coir based medias to compensate for natural calcium draw. Cal Mag Plus can also be applied as a foliar spray to further enhance growth.
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