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Radishes in Pots: Improve Drainage, Reduce Fertilizer

Lush tops, no roots = poor drainage and/or over-fertilization. Experiment: (1) Mix potting soil 2:1 with perlite for drainage. (2) Use only pre-fertilized soil, or single high-phosphorus feeding. One or both should yield radishes.

About Gardening: Shade Annuals for Dry, Root-Filled Clay: Soil Prep, Fertilizer, and Plant Picks for a Dingy Corner; Soil Requirements for Lilacs, Potentilla, Forsythia, and Blueberries in Zone 4; Growing Magnolias in Alkaline, Shallow Soil; Establishing Moss in Shady Clay Soil: No Sawdust Needed; Airflow for Orchids: Fans, Windows, and Microclimates at Home; Growing Tropical Pitcher Plants in South Texas Heat; Moss on Carnivorous Plant Soil: Harmless or Harmful?; Rescuing a Struggling Nepenthes hamata: Watering, Humidity & Temperature; Ficus Benjamina Propagation and Care: Complete Guide; Growing Carrots Successfully: Soil Preparation Secrets

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