cut off or shorten some of the branches of (a tree or bush) in order to improve the shape and growth
"dress the plants in the garden"
"We had to lose weight, so we cut the sugar from our diet"
If a man doesn't like a girl's looks..she's a..prune.
Marston's textsjudiciously pruned..without Webster's additions.
出自：Times Literary Supplement
These straggly stems should be pruned off.