1Growth or development, used mainly for plants (unlike the more general word 成長, which also covers people).
この苗木は一年でずいぶん生長した。
This sapling has grown quite a lot in a year.
日照不足は植物の生長を妨げる。
Insufficient sunlight hinders plant growth.
肥料を与えると生長が早まる。
Giving fertilizer speeds up growth.