Translation guide
A tree that is not yet fully grown. In Japanese, the most common and natural word is 若木 (wakagi). There are also more specific or literary terms depending on context.
The standard, neutral word for a young tree. Used in everyday conversation and writing.
I planted a young tree in the garden.
That young tree doesn't bear fruit yet.
A slightly more formal or technical term for a very young tree, often used in forestry or gardening contexts.
Sunlight is necessary for the growth of young trees.
A literary or formal term for a young tree, rarely used in daily speech.
Many young trees can be seen in the forest.
A tree that is still very small, often recently sprouted or transplanted.
Specifically a sapling or nursery-grown young tree meant for planting. Very common in gardening and forestry.
I bought a sapling and planted it in the garden.
This sapling will probably bloom next year.
Can also be used for saplings, though 苗木 is more precise when emphasizing the planting aspect.
若木 (wakagi) is a general term for any young tree, while 苗木 (naegi) specifically refers to a sapling that is grown in a nursery and intended for transplanting. Use 苗木 when talking about buying, selling, or planting young trees.
I put up a stake so the young tree wouldn't fall over in the wind.