Horticultural luminaire, horticultural lighting arrangement and method for controlling horticultural lighting arrangement

A horticultural lighting arrangement comprising a plurality of horticultural luminaires to be positioned within a cultivation environment, and a control system, wherein each of the horticultural luminaires comprises

• a main light emitting unit comprising at least one LED for generating a main spectrum of the horticultural luminaire,
• an environmental sensor for measuring environmental data, and
• control electronics that is configured to
• wirelessly determine a position data of the horticultural luminaire, and
• send out the environmental data and the position data to be received by the control system, and wherein the control system is configured to
• form a representation of spatial configuration of the luminaires within the cultivation environment based on the position data, and
• form a representation of a distribution of values of environmental parameters within the cultivation environment based on the environmental data and the spatial configuration of the luminaires.