Used in gardening and horticulture for a stake or support that helps a plant grow upright.
See also: 支柱 (しちゅう)
I set up a support for the tomato seedling.
Standard kanji spelling for a splint or plant support.
Variant spelling; less common than 添え木.
Rare variant spelling.
Compound of 添え (soe, 'adding, attaching') + 木 (ki, 'wood, tree'), literally 'attached wood'. The exact historical derivation is uncertain, but the word has been used for both medical splints and plant supports.