When do I use 棵 vs 朵 for a plant?

Use 棵 when referring to the whole plant (e.g., a tree, a bush, a head of cabbage). Use 朵 for the flower(s) on that plant. For example, 一棵玫瑰 (a rose bush) vs. 一朵玫瑰 (a rose flower).

Can 朵 be used for anything other than flowers?

Yes, 朵 is also the standard classifier for clouds (一朵云) and can be used for other fluffy, separate items like a cotton ball (一朵棉花). It is never used for whole plants or trees.

Is it ever correct to say 一棵花?

No, 一棵花 is not standard Chinese. 棵 counts the entire plant; for a flower bloom, always use 朵. If you mean a whole flowering plant (e.g., a potted plant with leaves and stems), then 一棵花 might be understood in informal contexts, but it is not idiomatic—use 一棵植物 or 一棵花苗 for a plant.

Easily confusedHSK 3

棵 vs 朵: classifiers for plants and flowers

In Chinese, 棵 (kē) is the classifier for whole plants and trees, while 朵 (duǒ) is used for individual flowers and clouds. Choosing the wrong one results in unnatural expressions when counting plants versus blooms or their parts.

The classifier 棵 (kē) is used for entire plants, trees, and other vegetation seen as a whole unit, such as a tree in a forest or a head of cabbage. 朵 (duǒ) is reserved for individual flowers, blossoms, and also for clouds, emphasizing their distinct, delicate shape. This distinction hinges on whether you are counting the whole plant (棵) or a specific bloom/part (朵).

When to use each

棵kē

classifier for plants and trees

Use 棵 when referring to whole plants, trees, shrubs, and other vegetation as a single unit. It is the standard classifier for counting trees, cabbages, and other plants in their entirety.

棵 can also be used for certain plants that are seen as a whole, such as 一棵白菜 (a head of cabbage) or 一棵草 (a blade of grass, though 根 is also common for blades).

朵duǒ

classifier for flowers and clouds

Use 朵 for countable flowers, blossoms, and clouds. It highlights the small, separate, and often visually delicate nature of each item, whether in a garden or in the sky.

朵 is also used for some other loose, fluffy objects, e.g., 一朵云 (a cloud), but never for whole plants or trees.

At a glance

	棵	朵
Used for	whole plants, trees, and other vegetation seen as a unit	individual flowers, blossoms, and clouds
Whole vs. part	the entire plant or tree	only the flower or bloom, not the whole plant
Example objects	树 (tree), 草 (grass), 白菜 (cabbage)	花 (flower), 云 (cloud), 玫瑰 (rose)
Can it be used for a single flower on a plant?	✗ No – use 朵 for the flower itself	✓ Yes – 一朵花
Can it be used for a tree?	✓ Yes – 一棵树	✗ No – 一朵树 is incorrect

Examples

棵
院子里有一棵大树。
Yuàn zi lǐ yǒu yì kē dà shù.
There is a big tree in the yard.
The entire tree is counted as a whole.
朵
她摘了一朵玫瑰花。
Tā zhāi le yì duǒ méi gui huā.
She picked a rose.
Focus is on the individual flower bloom.
棵
山上长着很多棵松树。
Shān shàng cháng zhe hěn duō kē sōng shù.
Many pine trees grow on the mountain.
Each pine is a whole plant.
朵
天上飘着几朵白云。
Tiān shàng piāo zhe jǐ duǒ bái yún.
Several white clouds float in the sky.
Clouds are counted with 朵.
朵
一棵花是不对的，应该说一朵花。
Yì kē huā shì bú duì de, yīng gāi shuō yì duǒ huā.
一棵花 is wrong; you should say 一朵花.
✗ Contrastive error: 棵 cannot be used for a single flower.

Common mistakes

Using 朵 for a tree: 一朵树 is incorrect – use 一棵树.
Using 棵 for a single flower bloom: 一棵花 should be 一朵花.
Confusing whole plants with their flowers: when counting a garden's flowers, use 朵 for each bloom; for the whole plant (e.g., a rose bush), use 棵.
Applying 朵 to non-flower, non-cloud plants: 一棵草 (grass) is correct, but 一朵草 is wrong.

FAQ

When do I use 棵 vs 朵 for a plant?: Use 棵 when referring to the whole plant (e.g., a tree, a bush, a head of cabbage). Use 朵 for the flower(s) on that plant. For example, 一棵玫瑰 (a rose bush) vs. 一朵玫瑰 (a rose flower).
Can 朵 be used for anything other than flowers?: Yes, 朵 is also the standard classifier for clouds (一朵云) and can be used for other fluffy, separate items like a cotton ball (一朵棉花). It is never used for whole plants or trees.
Is it ever correct to say 一棵花?: No, 一棵花 is not standard Chinese. 棵 counts the entire plant; for a flower bloom, always use 朵. If you mean a whole flowering plant (e.g., a potted plant with leaves and stems), then 一棵花 might be understood in informal contexts, but it is not idiomatic—use 一棵植物 or 一棵花苗 for a plant.