noun
seedling; young plant
General term for a young plant grown from seed, typically before transplanting.
トマトの苗を庭に植えた。
I planted tomato seedlings in the garden.
noun
Specifically a young rice plant, often used in agricultural contexts. See also 早苗 (さなえ).
See also: 早苗
田んぼに苗を植える時期です。
It's the season for planting rice seedlings in the paddy.