Grow healthier plants with stronger roots with these Haxnicks’ Deep Rootrainers. Deep Rootrainers implement a grooved-cell design, directing new roots downwards, towards the containers drainage opening. Air-pruning design allows roots to die as they hit the air, promoting optimal root formation through healthy, new growth. Rootrainers can easily be opened for moisture and root-progress observation, as well as for safe and easy plant removal. Perfect for seed starting and seedling growth, year after year.

Features 8 “books”, which make up 32, 5″ reusable cells. Comes with a holding tray, and a propagating lid.14.17″L x 8.66″W x 3.54″D.