Epsom Salts for Roses and Tomatoes: Most Georgia Soils Don't Need It—Test First

Epsom salts = magnesium sulfate. Chlorophyll needs Mg. But:

• Coastal Plain: 67% soils high in Mg.
• Piedmont: 51% high.

Bottom Line

>50% of GA gardeners see zero benefit. Test soil (UGA Soil Test). If low: 1 Tbsp/gal monthly.