Mondi Black & White Premium 10 x 20 Propagation Tray [Case of 5] grow-light-reflectors It is designed to increase

It is designed to increase response time and maximize the life of Bluelab pH pens and pH probes

Customized for gardening and hydroponics

and mounting hardware

plants' responses are at their fullest at all times

Phosphorus (P) and Potassium (K)

Mondi Black & White Premium 10 x 20 Propagation Tray [Case of 5] grow-light-reflectors It is designed to increaseCase 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.