This book is for all gardeners (be they amateur or professional), garden designers and landscape architects, who want to learn how to create and maintain a protective environment suitable for any type of plant they wish to grow. From large scale glasshouses, shelters and living boundaries, to modest cold frames and greenhouses, this book will equip readers with the knowledge to manage their protected space successfully and sustainably. Coverage includes: managing light, heat and humidity; the climate future and sustainable practices; soil husbandry and alternatives, including hydroponics; health and hygiene in protected spaces and finally, understanding biodiversity and encouraging natural allies. Industry insights from experts and professionals at internationally renowned gardens and leading manufacturers, as well as exceptional research from NASA, MIT and other leading universities, explore what's happening at the cutting edge of horticulture and how this knowledge can be applied in your own garden.