Description Specs FAQs RootMaker trays are designed to create fibrous, non-circling root systems horizontally and vertically at all phases of production. Improves transplanting success rates. These are not just containers, but rather root production tools. First and most critical step toward creating a fibrous root system. Greater root tip surface means greater efficiency in water and nutrient absorption. Cases are trays Only, no flats. Promotes horizontal root branching. 18 Cell Tray Case of 25 Approximate Cell Size: 3.25" X 3.25" X 4" 21 inch x 11 inch - Industry Standard Size Cell Volume - 25 Cubic Inches Soil Conversion Chart Q: Will the 18 cell tray fit in a 1020 tray or webflat? A: Yes, these are designed to easily nest & de-nest from standard 1020 trays & webflats.
