Abstract: A client subscription hydroponic system and method is provided that includes a growth module and a hydro-farm, where the growth module has a replaceable growth media element configured for growing a living plant in a growth module nutrient solution, where the growth module is assigned to a client according to a subscription software account hosted on a remote computer. The client is provided an option to order a growth media element and a genus of a replacement plant from a hydro-farm using a subscription software mail-order purchase process. The hydro-farm and growth media element nutrient solution physical parameters are matched prior to shipping the growth media element and the replacement plant from the hydro-farm. The ordered growth media element and the replacement plant are installed to the growth module, where the subscription account is updated according to activity of the subscription activity with the remote computer program.