PROBLEM TO BE SOLVED: To provide a cultivation support server, a cultivation support system, and a cultivation support program which are easy to use for new agricultural workers or aged agricultural workers, and can fully support them without requiring labor.SOLUTION: A cultivation support server comprises: a land information receiving section which receives land information being information regarding land where farm products are cultivated from a user terminal a cultivation condition information receiving section which receives cultivation condition information being information regarding cultivation conditions from the user terminal and a calculation section of the maximum number of seeds and seedlings which calculates the maximum number of seeds and seedlings of farm products that can be planted on the land based on the land information that the land information receiving section received and the cultivation condition information that the cultivation condition information receiving section received.COPYRIGHT: (C)2014,JPO&INPIT【課題】新規農業就業者や高齢農業就業者にとって使い勝手がよく、労力を要することなく充分に支援することができる、栽培支援サーバ、栽培支援システムおよび栽培支援プログラムを提供する。【解決手段】ユーザ端末から、農作物が栽培される土地に関する情報である土地情報を受信する土地情報受信部と、前記ユーザ端末から、栽培条件に関する情報である栽培条件情報を受信する栽培条件情報受信部と、前記土地情報受信部が受信した土地情報、および前記栽培条件情報受信部が受信した栽培条件情報に基づいて、前記土地に植えることができる農作物の最大種苗数を算出する最大種苗数算出部とを備える栽培支援サーバ。【選択図】図1