Epsom Salt (Magnesium Sulfate)
Type: Mineral Release: Fast NPK: 0-0-0 (Mg ~10%, S ~13%)
Provides magnesium and sulfur for chlorophyll production and enzyme function; helps with yellowing between veins (interveinal chlorosis).
🎯 What It's Best For
- tomatoes
- peppers
- roses
- magnesium-deficient soils
🚫 Not Ideal For
- routine use without deficiency
🧪 Application & Dosage
Method: Dissolve in water for soil drench or foliar spray.
Rate: 1–2 tablespoons per 4 L watering can (soil); 1 tablespoon per 4 L (foliar)
Timing: At deficiency signs or monthly during fruiting
Frequency: As needed based on symptoms/soil test
⚖️ Soil & pH
Soil pH Preference: broad
⚠️ Cautions
Excess salts can accumulate in pots.
🏷️ Tags
magnesiumsulfurfoliar
Note
Values are typical approximations. Always follow your specific product label and adjust for pot size, plant type, and local weather. In containers, flush with plain water occasionally to prevent salt buildup.