The phrase "fledgling stages" refers to the early or beginning phases of something, where it is still developing and not yet fully established or mature. Full definition
While the cryptocurrency industry is still in fledgling stages — Bitcoin, whose price currently hovers just below $ 11,500, was invented just over nine years ago — its explosive growth is already fueling mergers and acquisitions that could lead to greater consolidation. (fortune.com)
In contrast, China's biotech industry is in a fairly fledgling stage, according to Zailin Yu, a Chinese biologist who has returned to China from California. (sciencemag.org)
«The message of «Castelli and His Artists,»» she said of the exhibit, «is that he is a sensitive dealer of dignity, intelligence and vision who has spotted genius in fledgling stages.» (articles.latimes.com)