芹 is a Japanese kanji written with 7 strokes, listed here under the keyword “parsley”. It is built from 斤 (ax) and 艹 (mugwort). In Remembering the Kanji by James W. Heisig it is frame 2477.
On KumiJi Glyph Explorer, open the parts search and type “ax” + “mugwort”. 芹 is among the results, together with every other character containing the same shapes.
Open 芹 in the interactive kanji search
to expand every part down to its smallest pieces, add your own names and mnemonic stories,
or search for other characters by their parts.