Roots Organics CalMag, 1 gal

Calcium, Magnesium & Sulfur Supplement, 1gal

Roots Organics CalMag is a pure, all-natural blend of calcium, magnesium, and sulfur to support plants during fast growth.

This 1gal size is free of added nitrogen, phosphate, and potassium, giving growers control to supplement without affecting primary fertility input ratios.

Key Features & Benefits

• Calcium, magnesium & sulfur blend — supports plants during fast growth
• Free of added N-P-K — supplements without affecting fertility ratios
• Derived from Kieserite & Gypsum — a natural mineral source
• Pairs with base fertilizers — used alongside Roots Organics Buddha Grow and Buddha Bloom

Who Should Use Roots Organics CalMag

Suited to growers of fast-growing, heavy-feeding plants who want to supplement calcium and magnesium without altering their base fertility ratios.

About Roots Organics

Roots Organics formulates CalMag as a natural calcium, magnesium, and sulfur supplement to pair with its base fertilizer line.

Frequently Asked Questions

What does CalMag contain

Calcium, magnesium, and sulfur, derived from Kieserite and Gypsum.

Does it contain nitrogen, phosphate, or potassium

No, it is free of added nitrogen, phosphate, and potassium.

What is it used with

High-quality base fertilizers like Roots Organics Buddha Grow and Buddha Bloom.

Who is it ideal for

Growers of fast-growing and heavy-feeding plants.