PROBLEM TO BE SOLVED: To provide a tray for plant growth for exclusive use, related especially to a tray for plant growth for exclusive use for growing plants in a cold period such as winter in which plant growth is usually considered to be difficult, enabling using natural water such as rainfall necessary for plant growth and producing greenhouse effect similar to a greenhouse. SOLUTION: This tray for plant growth is composed of a tray body 1 for holding a base to grow plants and a cover body 2 capable of blocking the opening part of the tray body 1. An inflow hole 10 for making water flow into the tray body 1 is set on the cover part 2. COPYRIGHT: (C)2005,JPO&NCIPI