Botanicare Cal-Mag Plus - 1 Qt

Calcium, Magnesium and Iron Support for Soft Water Feeding - 1 Quart

Reverse osmosis water and coco coir often leave plants short on calcium and magnesium. Botanicare Cal-Mag Plus adds both minerals along with iron, so your nutrient program stays balanced through vegetative growth and flowering. Its guaranteed analysis lists Nitrogen 2.0%, Calcium 3.2%, Magnesium 1.2% and Iron 0.1%.

The 1 quart bottle suits home gardeners, small indoor setups and growers who want to trial a calcium and magnesium supplement before buying more. At 1 tsp per gallon, one bottle treats a good number of reservoir fills.

Key Features & Benefits

• Calcium, magnesium and iron in one bottle — addresses common mineral gaps with a single product.
• Suited to reverse osmosis water and coco coir — replaces minerals these water and media sources lack.
• Works in several systems — use it in hydroponic systems, soil and container gardens.
• Low dose rate — 1 tsp (5 ml) per gallon of water.
• Foliar option — apply 10 to 15 ml per gallon as a spray.

Who Should Use Botanicare Cal-Mag Plus

Growers who water with reverse osmosis water, grow in coco coir, or see signs of calcium and magnesium shortage in fast-growing plants will get the most from it. It fits hobbyist and commercial cultivators alike.

About Botanicare Cal-Mag Plus

Botanicare Cal-Mag Plus is a liquid supplement in the Cal-Mag Plus series, sold as a 1 quart bottle. It is formulated with calcium, magnesium and iron, and its guaranteed analysis is Nitrogen 2.0%, Calcium 3.2%, Magnesium 1.2% and Iron 0.1%.

Frequently Asked Questions

Q: How much Cal-Mag Plus do I add?
A: Add 1 tsp (5 ml) per gallon of water. Mix well, then adjust pH before you apply it.

Q: What pH should I target after mixing?
A: Adjust the solution to a pH of 6.2 to 7.0 before application. Check it with a meter after the supplement is fully mixed in.

Q: Can I use it as a foliar spray?
A: Yes. The label rate for foliar use is 10 to 15 ml per gallon.

Q: Why add a calcium and magnesium supplement to reverse osmosis water?
A: Reverse osmosis removes most dissolved minerals, including calcium and magnesium. A supplement puts them back so plants are not short on them.

Q: Which growing setups is it suited to?
A: It suits hydroponic systems, soil and container gardens, and coco coir. Use it with your preferred nutrient program.

Q: What does guaranteed analysis mean?
A: It is the minimum nutrient content the maker states on the label. For this product that covers nitrogen, calcium, magnesium and iron.