noun
Japanese butterfly bush; Buddleja japonica
A species of buddleia native to Japan. The name is usually written in katakana.
庭にフジウツギを植えたら、蝶がよく来るようになった。
After planting a Japanese butterfly bush in the garden, butterflies started coming often.
The name フジウツギ literally means 'wisteria empty-tree', likely referring to the resemblance of its flower clusters to wisteria (フジ) and its hollow stems (ウツギ). The exact historical derivation is uncertain.