Monkey Nutrients Mag-Cal – Magnesium & Calcium SupplementMonkey Nutrients Mag-Cal is a concentrated magnesium and calcium supplement formulated to prevent and correct the most common secondary nutrient deficiencies in fast-growing plants. Magnesium is the central atom of chlorophyll and essential for photosynthesis, while calcium is critical for strong cell wall development and overall plant structure.Deficiencies in either element are among the most common issues in hydroponic and coco growing, where these nutrients aren’t naturally present in the substrate. Mag-Cal provides both in a highly bioavailable form, keeping your plants healthy and productive throughout the grow cycle.Key Benefits Prevents and corrects magnesium and calcium deficiencies Supports chlorophyll production and efficient photosynthesis Strengthens plant cell walls for improved structure and resilience Highly bioavailable formula for fast uptake Particularly beneficial in hydroponic and coco growing systems UK-made to high quality standards How to UseAdd to your nutrient solution throughout the growth and flowering cycle as required. Particularly important in soft water areas or when growing in coco or hydroponic systems. Always add to water before other nutrients.Available Sizes250ml | 1L | 5L
