hothouse
ˈhɒthaʊs
noun
a heated greenhouse in which plants that need protection from cold weather are grown.
hothouse plants
greenhouse,glasshouse,conservatory,orangery,vinery,alpine house,winter garden,summer house,gazebo,pavilion,belvedere
verb
educate or teach (a child) to a high level at an earlier age than is usual.
a school that had a reputation for hothousing its girls