How big is grapefruit hydroponics?

Grapefruit hydroponics 1 to 2 kg long. Pay attention to changing water frequently in the process of breeding, keep the water clean and don't let the roots rot. It belongs to Rutaceae and Citrus. Trees. The shoots, leaf backs, pedicels, calyx and ovary are all pilose, the leaves are usually dark purple, and the shoots are flat and angular.