Mad Farmer Cal+Mag, 6 gal

Calcium & Magnesium Supplement for Nutrient Deficiency Prevention, 6gal

Mad Farmer Cal+Mag is a readily available calcium and magnesium supplement formulated to improve nutrient conditions and help prevent deficiency-based disorders such as blossom end rot. It is recommended when using RO water or coco coir media that lack adequate calcium and magnesium.

This 6gal size is built for larger or commercial operations that need a bulk supply on hand.

Key Features & Benefits

• Calcium & Magnesium Blend — formulated from calcium nitrate, magnesium nitrate, and iron EDTA
• Deficiency Prevention — helps prevent disorders such as blossom end rot
• Suited to RO Water & Coco Coir — recommended for media that lack adequate calcium and magnesium
• No Dyes — formulated without added dyes

Who Should Use Mad Farmer Cal+Mag

Growers using RO water, coco coir, or other media prone to calcium and magnesium deficiency who want a supplement for every feeding.

About Mad Farmer Cal+Mag

Mad Farmer is a nutrient and additive line that includes Be One, Cal+Mag, Get Down, and Mother Of All Bloom.

Frequently Asked Questions

When should I use Cal+Mag?

Use it as a general-purpose calcium and magnesium supplement with every feeding, especially with RO water or coco coir.

What deficiencies does Cal+Mag help prevent?

It helps prevent calcium and magnesium deficiency disorders such as blossom end rot.

Can Cal+Mag be used as a foliar spray?

Yes, it can be added to nutrient solutions or used as a foliar spray.

Is Cal+Mag compatible with other nutrient programs?

Yes, it is compatible with all nutrient programs and growing media.

What size should I choose?

The 1qt size suits home growers, while the 6gal size fits larger or commercial operations.