Growers Ark Cal-Mag | Calcium & Magnesium Supplement

Growers Ark Cal-Mag is a liquid plant nutrient supplement providing calcium and magnesium for horticultural feeding programmes.

Key product information

It is intended as a supplement to an appropriately balanced base feed, not as a complete base nutrient. Select a bottle size that suits your nutrient-mixing requirements.

• Brand: Growers Ark
• Product: Growers Ark Cal-Mag
• Made in the UK
• Available variants: 1L, 5L

How to use

Check the existing calcium and magnesium content of the feed and source water before supplementing. Follow the manufacturer's application guidance and check EC and pH.

Choosing the right variant

Use the size selector to choose the required pack. Check the manufacturer's feed chart for product compatibility and application rates.