I noticed this phrase the other day on the instruction label that came on a plant I bought (for the record, a Phalaenopsis) and was struck by its resemblance to RefactorByCondensingConversation. After the initial burst of ThreadMode activity on a WikiPage has died down, ConvertThreadModeToDocumentMode: When flowers finish, trim stem.
Not much more to add here - I just like the analogy.
See also: WikiGrowsByBudding, HowToWriteAndEditThreadMode