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Why Pure Peat Moss Fails for Container Tomatoes and How to Fix It

Peat moss alone is too acidic (pH 3.5–4.5) and lacks nutrients. Tomatoes need pH 6.0–6.8 and balanced fertility.

Correct Mix

  • 1 part peat moss
  • 1 part compost or topsoil
  • 1 part perlite or coarse sand
  • Add 1 cup lime per cubic foot to neutralize acidity.

Fertilizer for Pots

Use balanced organic fertilizer (e.g., 5-5-5) at planting, then fish/seaweed emulsion every 2 weeks. Goat manure is good if well-aged; avoid fresh.

Repot into corrected mix immediately for best recovery.

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