A container for stacking with an alike container for use in hydroponics, the container includes a base and a side wall extending from the base and defining an opening, the side wall having an inner profile and an outer profile, the inner profile interfits with the outer profile when the container is in a stacked relationship with an alike container, and wherein the inner profile includes at least one formation located at a height from the base of the container, and the outer profile includes at least one abutment for engaging the formation of an alike container when stacked therein, and when in use, the container can be stacked with an alike container in a nesting relationship such that one container forms a receiver and the other forms a nester that is positioned in a lowered operative position within a receiver, and the relative positions of the containers can be adjusted by locating the at least one abutment of the outer profile of the nester on the at least one formation of the receiver and thereby supporting the nester in an raised operative position.