Calmax is perfect as a buffer for 'soft' tap water found in many parts of NZ. Cal-Max is a great buffer on Coco Coir before transplanting

During periods of high temperature or accelerated growth your plants can develop nutrient deficiencies

Grotek Cal-Max was developed to provide much needed calcium, magnesium and iron to help support your plant.

Grotek Cal-Max can be used as both a treatment for and a preventative. Always shake well before use and store in a cool dark place

Grotek Cal-Max is suitable for use in soil, coco and hydroponic systems.

MIXING GUIDE: Soil and Coco: 5ml per 4 Litres of water. Use as required. Hydroponic systems: 5-8ml per 4 Litres of water. Use as required. Foliar: Mix 5ml per 2 Litres of water. Use as required.