Humboldt County's Own Magnum

Humboldt County's Own Magnum

SKU: ETMAG-32OZ
$15.99
Available to Order
Inventory may be in-store or supplier warehouse. Call 419-725-2450 to confirm availability, handling timing, or shipping.
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Quick answer

Humboldt County's Own Magnum should be matched to your growing media, water source, crop stage, feeding style, and pH/EC monitoring plan.

Best fitGrowers building a nutrient program around a specific media type, water source, and crop stage.
Check before orderingChoose the exact size or variant before adding to cart. This page has 4 purchasable options, and price, stock, weight, and dimensions can change by size.
Grower tipStart from the label or feed chart, measure pH and EC, and increase strength only after plants show they are handling it.

Shopping guidance from Toledo Indoor Garden. Prices, availability, shipping rates, weights, and dimensions are verified during checkout.

Description

Humboldt County's Own Magnum is a premium calcium and magnesium supplement designed to prevent and correct Cal-Mag deficiencies common in fast-growing plants.

Magnum delivers readily available calcium and magnesium along with iron and other essential trace elements.

It strengthens cell walls, improves nutrient transport, and supports chlorophyll production.

Essential when using reverse osmosis water or coco coir.

Use at 2-5 ml per gallon throughout the entire grow cycle.

Derived from calcium chloride, magnesium sulfate, and iron EDTA. 50 lbs, material Coco Coir. 5gal, 5gal; Weight: 2.50 lbs.

Dimensions: 14 x 10 x 7 in.

Available sizes: 32oz, 1gal, 2.5gal, 5gal.

  • Genuine Humboldt County's Own product
  • Brand: Humboldt County's Own
  • Category: Nutrients & Fertilizers > Supplements & Additives
  • 4 selectable options
  • Listed weight: 2.50 lbs
  • Listed dimensions: 14 x 10 x 7 in

Specifications

SKUETMAG
BrandHumboldt County's Own
UPC892753002345
Weight2.50 lbs
Dimensions14 x 10 x 7 in
Shipping Package4 x 4 x 10 in
NPK0-0-0
Dosage2-5 ml/gal throughout entire grow cycle
IngredientsCalcium chloride, magnesium sulfate, iron EDTA
Product TypeCalcium-Magnesium Supplement
Capacity5 mL
MaterialCoco Coir

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