"This morning I saw the country from my window a long time before sunrise, with nothing but the morning star, which looked very big," van Gogh wrote to his brother Theo, from France. Rooted in imagination and memory, The Starry Night embodies an inner, subjective expression of van Goghs response to nature. In thick, sweeping brushstrokes, a flamelike cypress unites the churning sky and the quiet village below. The village was partly invented, and the church spire evokes van Gogh's native land, the Netherlands.
Van Gogh's night sky is a field of roiling energy. Below the exploding stars, the village is a place of quiet order. Connecting earth and sky is the flamelike cypress, a tree traditionally associated with graveyards and mourning. But death was not... (https://www.moma.org/collection/works/79802)
Van Gogh said the daytime complement to this painting was "Of The Alpilles with Olive Trees in the Foreground." http://poulwebb.blogspot.nl/2013/01/vincent-van-gogh-trees-part-2.html