Jack's Nutrients 7-15-30 Finish, 1kg, 2.2lb hydroponics 500°K T5 HO replacement LED

500°K T5 HO replacement LED garden lamps are an excellent choice for the propagation and vegetative cycles of your plants’ life

This four lamp fixture includes an on/off switch that controls all four lamps

and plants – 100% Non-Toxic

Designed for operation on 315W low frequency square wave ceramic metal halide ballasts

Jack's Nutrients 7-15-30 Finish, 1kg, 2.2lb hydroponics 500°K T5 HO replacement LEDYou've always been told to finish strong. This formula is ideally formulated for this purpose to provide your plants with a very low nitrogen, high phosphorus and very high potassium content to keep the whole plant happy to the end of its crop cycle.