Black & White Poly size:25' roll meant for the growing stage

meant for the growing stage of plants

provides a more balanced approach to Nitrogen for optimal plant growth

Efficient soil warming solution

you must use grow light timers to mimic the changing of the seasons to trick the cannabis plant to vegetate or flower

Black & White Poly size:25' roll meant for the growing stageBlack & White Poly Black & White Poly is the strongest commercial grade 6mm (+ ) on the market. The white side reflects 90% of light back to your plants. The black side blocks all light penetration. This heavy duty waterproof poly comes individually bagged and boxed for customers' convenience. White Black plastic (also known as panda plastic or "poly") "Poly" is useful if you are setting up a temporary grow room or don't want to damage the walls. Poly