Using Epsom salts as a universal fertilizer lacks scientific support for most backyard gardens. Magnesium is vital for chlorophyll but is often already present in sufficient amounts in garden soils. Excess Easy green all in one fertilizer. 500ml THE EVOLVED FISH DYstyle LED Grow Light Full Spectrum Plant Light Three Four Head with Timer for Indoor Plants Walmart.com Home Depot and Lowe's pot recycling options The Best Automatic Plant Waterers of 2026, Tested and Reviewed Soaking Seeds Before Planting: What Works, What Doesn't, and Why Thresh Seed Co.