Translation guide
The layer of vegetation growing beneath the main canopy of a forest, including bushes, shrubs, and small trees.
undergrowth (general)
Referring to the dense low vegetation in a forest or wooded area.
The most common and neutral term for undergrowth, literally 'under grass/plants'. Used for the low vegetation on the forest floor.
The undergrowth in the forest was wet with morning dew.
Similar to 下草, but can emphasize the growth aspect. Often used in botanical or descriptive contexts.
This forest has rich undergrowth.
Refers to a thicket or bush, often implying dense, tangled undergrowth. Can be used for overgrown areas.
The path was covered in thick undergrowth.
Technical term for the shrub layer or understory in ecology. Used in scientific contexts.
Many birds inhabit the undergrowth layer.
Emphasizing the thick, impenetrable nature of the vegetation.
Literally 'densely growing undergrowth'. A descriptive phrase for thick undergrowth.
We pushed through the dense undergrowth.
Means 'overgrown/luxuriant undergrowth'. Emphasizes the wild, thick growth.
Loanword 'jungle', often used metaphorically for very dense, tropical-like undergrowth.
下草 is the everyday word for undergrowth. 下生え is slightly more literary or botanical. In conversation, 下草 is preferred.
The garden was overrun with thick undergrowth.
裏庭がジャングルのようだ。
The backyard is like a jungle (of undergrowth).