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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Fits all PROfilter reversible filters
copper and zinc)
Designed for seed and cutting propagation prior to "blocking on" into larger growing blocks
Fruit and Nut Crops (such as alfalfa
Mad Farmer Cal+Mag, 6 Gallon KDF Fits all PROfilter reversible filtersMad Farmers Cal+Mag is a readily available Calcium Magnesium supplement designed to improve soil nutrient conditions for better plant mass and prevent nutrient deficiency based plant disorders due to with Calcium Magnesium deficiencies such as blossom end rot. Mad Farmers Cal+Mag is highly recommended when using RO water or coco coir mediums that lack the proper levels of Calcium and Magnesium to ensure healthy plant growth. For best results use
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