Supplies additional magnesium for large-leafed plant varietiesHouse & Garden MgO 8% Magnesium gives plants their fresh, healthy, and green appearance. The nutrient is an important building block for chlorophyll and plays a key role in photosynthesis.Key Benefits:Solve magnesium deficienciesIncreases plant processesView the full House & Garden RangeHouse & Garden Feed ChartsView more info on the House & Garden Website
