The book explores the enduring appeal and cultivation of perennial plants. Alan Bloom, a renowned horticulturalist, presents his curated selection of hardy perennial flowers and plants that have stood the test of time. The work details their characteristics, cultivation needs, and suitability for various garden settings, offering practical advice for gardeners seeking to establish resilient and long-lasting displays. Bloom's extensive experience informs his recommendations, focusing on plants that thrive with minimal fuss and provide continuous beauty.

This book is regarded as a foundational text for gardeners interested in establishing robust perennial borders. The author's deep knowledge and practical approach are frequently cited as invaluable for creating gardens that offer sustained visual interest. It is often recommended for its focus on plants that are both beautiful and reliably hardy, making it a trusted resource for enthusiasts and beginners alike.