Master Potting Mix Water Retention for Thriving Houseplants
Potting mix water retention is the soil's ability to hold moisture at 50-65% root-zone saturation while draining excess to ensure aeration and prevent root rot in indoor plants. Blend 20-30% coconut coir with 35% perlite or bark for balance. Avoid pebble layers that cause perched water. Read on for recipes and tips.