leaf folder caterpillar; leaf-rolling caterpillar
Refers to caterpillars that roll or fold leaves to create shelters; often used for pests of various plants.
Leaf folder caterpillars have infested the roses in the garden, and the leaves are curled up.
Leaf folder caterpillars roll leaves to make nests.
イモムシ is a general term for hairless caterpillars, while ハマキムシ specifically refers to those that roll or fold leaves.
ケムシ refers to hairy caterpillars, not specifically leaf-rolling ones.
Katakana spelling is common for this insect name; usually written in kana.
Kanji spelling using 葉巻 (leaf roll) and 虫 (insect).
Variant kanji spelling with okurigana.
Rarely used kanji form; 捲 is a less common character for 'roll'.
Compound of 葉巻 (はまき, 'leaf roll') and 虫 (むし, 'insect'), describing the caterpillar's habit of rolling leaves.