gardening – n. the activity of tending and cultivating an area of ground where plants, such as flowers or vegetables, are grown
greenhouse – n. a building or part of a building that has glass walls and a glass roof and that is used for growing plants
transition – n. a change from one state or condition to another
shade – n. an area of slight darkness that is produced when something blocks the light of the sun
adaptation – n. a change in a plant or animal that makes it better able to live in a particular place or situation
stem – n. the main long and thin part of a plant that rises above the soil and supports the leaves and flowers