GH General Organics CaMg+ 6 Gallon

Natural Calcium & Magnesium Supplement for Plant Nutrition, 6 Gallon

General Hydroponics CaMg+ supplies a natural source of calcium and magnesium, made from oyster shell, dolomite lime, and plant extracts. It is formulated to support calcium and magnesium transport into plants, helping address deficiencies that can affect fruit and flower quality.

This 6 Gallon size fits larger gardens or commercial growers running a longer supplementation schedule.

Key Features & Benefits

• Natural Calcium & Magnesium Source — derived from oyster shell and dolomite lime
• Supports Nutrient Transport — formulated to help move calcium and magnesium into the plant
• Root Drench or Foliar Use — can be applied either way depending on grower preference
• Safe for Edible Crops — made from natural ingredients suitable for consumption crops

Who Should Use CaMg+

Growers who notice signs of calcium or magnesium deficiency, or who want to supplement a base feeding program with these secondary nutrients.

About CaMg+

General Hydroponics has manufactured plant nutrients since 1976, and CaMg+ is part of its supplement lineup addressing secondary nutrient needs.

Frequently Asked Questions

What is CaMg+ made from?

It is made from oyster shell, dolomite lime, and natural plant extracts.

How is CaMg+ applied?

It can be applied as a root drench or as a foliar spray, mixed with water at the recommended rate.

Is CaMg+ safe for food crops?

Yes, it is made from natural ingredients and is formulated for use on plants grown for consumption.

When should I use CaMg+?

Use it when plants show signs of calcium or magnesium deficiency, or as a regular supplement alongside your base fertilizer.

Is the 2.5 Gallon size a multi-pack?

Yes, the 2.5 Gallon option ships as a case of 2 containers.