expression, godan verb (-mu)
trim a tree; prune branches
Rare expression literally meaning 'to scissor branches'. In modern Japanese, 枝を切る or 枝を刈る are far more common for pruning.
古い園芸書には「枝を鋏む」という表現が見られる。
In old gardening books, you can find the expression 'to scissor branches'.
Rare kanji spelling using 鋏 (scissors/shears). The verb はさむ is normally written 挟む or in kana.
Kana spelling of the verb part, avoiding the rare 鋏 kanji.
Compound of 枝 (branch) + を + 鋏む (to scissor, from 鋏 'scissors'). The verb はさむ is more commonly written 挟む (to pinch/hold between).