one the biggest indoor gardening myths is that rocks will create drainage in the bottom of a planter without drainage holes. but without an actual drainage hole, theres no where for the water to go! Edikted Women's Tigerlily Tube Top White Size L Amazon.com: Lambert Potting Mix Potting Soil Mix for Flowers, Vegetables, Shrubs, Container Plants, Annuals, Perennials, for Indoor and Outdoor 8 Quarts : Patio, Lawn & Garden 16" Tall Planter Set of 4, Self Watering Pots with Built in Drainage and Water Level Gauge, Large Plant Pots for Garden, Patio, Balcony, Lounge : Target Master Cannabis Growth Stages: Seed to Harvest Guide Self Watering Planter Pots 2 Pcs