Patent ID: 6874275

Claim:
A system for making the growth conditions for plants more favorable, said plants forming part of a grass pitch, said system comprising: a traveling lighting unit having at least one light source and having a periphery that is dimensioned so as to essentially correspond to the grass pitch and capable of traveling in the heightwise direction relative to the grass pitch between a lower, active position in which the grass pitch is lit and an upper inactive position, and a hoisting apparatus connected to the lighting unit to control the travel of the traveling lighting unit, wherein the hoisting apparatus is capable of winding and unwinding at least one of a plurality of wires that leads from the hoisting apparatus to at least one attachment point on the traveling lighting unit; wherein the grass pitch further comprises covered stadium stands and said hoisting apparatus is mounted on a roof construction of the covered stadium stands, and wherein the at least one of the plurality of wires runs a vertical course between the hoisting apparatus and the attachment point on the traveling lighting unit.