Mondi Black & White Premium 10 x 20 Propagation Tray [Case of 5] grow-light-reflectors Phosphorus (P) and Potassium (K)

Phosphorus (P) and Potassium (K)

Customized for gardening and hydroponics

If you have a ventilation system

and mounting hardware

and green spectrums for the MH bulbs

Mondi Black & White Premium 10 x 20 Propagation Tray [Case of 5] grow-light-reflectors Phosphorus (P) and Potassium (K)Case Quantity is: 5 This is a clean and strong premium propagation tray made from high quality materials for durability. Interior is made of premium white plastic for increased light reflectivity. Reinforced outside shell made from recycled materials provide the strongest support to date. The black base prevents light penetration to the root zone and reduces the chance of root disease.