Cubilan 17 in. Plastic Window Box Planter Flower Window Boxes, Rectangle Planters Box with Drainage Holes and Trays (8 Pieces) Seeds with the Fastest Germination Quick Growing Vegetables & Flowers trailingpetunia.com Golden Pothos moss pole, two month update : r houseplants Soil Moisture Meter for Arduino Datasheet Hub 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!