A portable growing apparatus, comprising a prefabricated, collapsible tent or greenhouse-like housing structure 100 which, when constructed at the point of use, provides an enclosed growing area surrounded by one or more enclosing walls and a growing system 140 formed of a plurality of detachable parts for assembly at the point of use and for locating within the enclosed growing area of the collapsible housing structure. The apparatus may further comprise a pre-fabricated floor structure 112 which may have one or more openings 116 for pipes. The floor structure may have a tank beneath the floor which maybe integral with the floor structure. The growing system may be suspended from rails 137. Also disclosed is a method of providing a growing system and a helicopter transportable container housing the apparatus.