Humboldt County's Own Magnum
Humboldt County's Own Magnum - 1 Qt is backordered and will ship as soon as it is back in stock.
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Humboldt County's Own Magnum is a concentrated additive designed to provide Sulfur and Magnesium during the bloom phase. This product is intended to be used in conjunction with Humboldt County's Own Deep Fusion line.
Free 2DAY Express shipping for Quart size
Free Standard for other sizes