Plant containers and systems, namely, planters and pots; hydroponics units for plants comprising planters, trays, lids, covers, reservoirs, growth media and nutrients; hydroponics plant propagation units comprising planters, plastic gardening trays, and automated water and nutrient dispensing system; hydroponics plant cultivating system comprising planters, plastic gardening trays, metal frame supports, plant grow cups, irrigation lines, nozzles, and pumps sold together as a unit, all for the cultivation of plants