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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
In the event of a power failure
ppm 500 and ppm 700
Controls aphids
It drives nutrients and minerals into the plant and results in healthier plants and tastier produce
Emerald Harvest Cal-Mag 2.5 Gal/9.46 L (2/Cs) In the event of aKeep your plants productive and green with Cal Mag, a calcium and magnesium supplement from Emerald Harvest. Containing top quality ingredients, Cal Mag is designed to nourish crops with extra calcium and magnesium and create the right conditions for abundant flowering and a heavy yield. This is especially important when growing in some media, such as coco coir, but any garden can benefit. Use Cal Mag as a supplement to a base nutrient series for
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