 The garden is usually enclosed, often by low walls, fences, or hedges.The Colonial Revival gardening movement was an important development in the gardening movement in the United States.Generalizing about the common house garden in the colonial period in the United States is difficult, as garden plantings and even design varied considerably depending on the time period, wealth, climate, colonial heritage (whether British, French, or Spanish), and the purpose to which the garden was to be put (vegetable, flower, herb, etc.