This book consists of seven chapters on various aspects related to linseed. Linseed (Linum usitatissimum L.) commonly known as 'alsi' is a member of genus Linum within the family Linaceae with 14 genera and over 200 species. Out of those, only Linum usitatissimum L. possess both agronomic and economic properties and are being exploited for both industrial and human consumption purposes. Irrespective of medicinal, nutraceuticals and industrial uses of linseed, the popularity and attention required for its improvement is still not enough. Therefore, the aim of this book is to summarize all the information about linseed, which will provide a wide perspective to the on-going research activities for crop improvement. It is a collection of incisive reviews along with original research. The included chapters are an excellent source of information for linseed production, cultivation, properties, uses and breeding strategies. This book will initiate interest in utilization of linseed as major crop and also ignite the research possibilities, which are left unexplored.