The largest tomato plant covers an area of 85.46 m² (919.88 ft²) and was grown by Aleph Inc. (Japan) at Tomato-no-mori in Ecorin-mura, in Eniwa, Hokkaido, Japan. The plant was measured on 10 November 2013.
The tomato plant is hydroponically-cultivated. The measurement took place on the 350th day since the seed, from which the plant grew, was planted. According to Aleph Inc., they have harvested 11,484 tomatoes from the plant up to the day of the measurement. This is the 8th year since Aleph Inc. has started hydroponically cultivating tomato plants. The leaves and branches of the plant are placed on a steel square-shaped trellis.
Comments below may relate to previous holders of this record.