A disclosed system for providing wood-cultivated ginseng age information includes a background sheet made of paper or plastic, a consumer terminal configured to obtain a wood-cultivated ginseng image of a wood-cultivated ginseng placed on the background sheet by a user, receive the start line of a wood-cultivated ginseng rhizome and the end line of the wood-cultivated ginseng rhizome by the user, calculate a wood-cultivated ginseng rhizome length using the obtained wood-cultivated ginseng image and the obtained start line and end line of the wood-cultivated ginseng rhizome, and transmit the calculated wood-cultivated ginseng rhizome length, and a server configured to previously store wood-cultivated ginseng age information corresponding to a wood-cultivated ginseng rhizome length, search for wood-cultivated ginseng age information corresponding to the wood-cultivated ginseng rhizome length received from the consumer terminal, and transmit the retrieved wood-cultivated ginseng age information to the consumer terminal.