< Topic >Directing the pot which can suppress looping to the upper part, it offers the seedling rearing tray which can containment in the sky in a state aperture.SolutionsThe pot supporter where seedling rearing tray 1 is supported, alienating from the land above vertical direction, arranges the raising of seedling pot and the seedling rearing tray 1 which is laid out, the aforementioned raising of seedling pot opening the specified interval whose interposition possible orbicular opening 11 is necessary for the growth of the seedling, multiple being the rectangular tabular it is arrayed, is formed by the small annulation of diameter the hanging section compared to 13 which extends the lateral plate from the margin of 12 which abbreviation horizontally is mounted and aforementioned opening 11 facing toward the lower part and aforementioned opening 11 is locked by the bottom of aforementioned hanging section and 13 supports the aforementioned raising of seedling pot14 and, it has.< Choice figure >Drawing 2【課題】ルーピングを抑制することができるポットを上方に向けて開口させた状態で空中に保持することができる苗育成トレーを提供する。【解決手段】苗育成トレー1は、地面から鉛直方向上側に離間して支持され、育苗ポットを並べて配置する苗育成トレー1であって、前記育苗ポットを挿入可能な円形の開口部11が苗の生育に必要な所定間隔を開けて複数配列される矩形の板状であって、略水平に載置される上板12と、前記開口部11の周縁から下方に向かって延びる垂下部13と、前記開口部11よりも径の小さな環状に形成されており、前記垂下部13の下端に固定されて前記育苗ポットを支持するポット支持部14と、を備える。【選択図】図2