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Roots Organics CalMag

MSRP Price: $275.88$2,915.99


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Roots Organics CalMag is a pure and all natural blend of calcium, magnesium and sulfur to support plants during fast growth. As a product free of added nitrogen, phosphate, and potassium, CalMag allows growers the control to supplement as needed without affecting primary fertility input ratios. Roots Organics CalMag is ideal for fast-growing and heavy feeding plants.

Roots Organics CALMAG provides a big boost of liquid calcium and magnesium, plus a healthy percentage of sulfur, a frequently overlooked component of flowering fertility needs. CALMAG provides the control to supplement as needed without influencing primary fertility input ratios. This makes CALMAG the best possible natural calcium magnesium flowering supplement for organic crop production.

Derived from kieserite and gypsum.

Direction for use:

Seedlings and Small Plants

Use 1 teaspoon (5 ml) per gallon.

Mature Vegetative Plants

Use 1 – 3 teaspoons (5 – 15 ml) per gallon.

Mature Flowering Plants

Use 2 – 3 teaspoons (10 – 15 ml) per gallon.