Horticulture is the science that is concerned with growing fruits and vegetables. Urban horticulture is a branch of horticulture that studies the relationship between plants and the urban environment. Such studies are applied for the improvement of the surrounding urban area. It is based on the principle that nature has a positive influence on human health, their emotional and psychological wellbeing. In urban horticulture, crops are grown in small gardens and fields, as well as in flowerpots and grow bags. Community gardening is an upcoming practice in this field. It helps in cleaning neighborhoods, restoring nature in industrial areas and creating a relationship between a place and the people. This book is a compilation of chapters that discuss the most vital concepts and emerging trends in the field of urban horticulture. From theories to research to practical applications, case studies related to all contemporary topics of relevance to this field have been included in this book. The readers would gain knowledge that would broaden their perspective about urban horticulture.