This work investigates the intersection of botanical expertise, human interaction with the landscape, and the practical application of horticultural knowledge across diverse environments. Alan Bloom, a renowned nurseryman and plantsman, draws upon decades of professional experience to examine how specific plant species influence garden design and regional ecology. The text provides a framework for understanding the symbiotic relationship between the cultivator and the cultivated, emphasizing sustainable practices and the aesthetic potential of perennial plants.

The text offers a specialized, practitioner-focused view of horticulture that reflects the author's extensive background in the nursery trade. It serves as a technical and reflective resource for those interested in the history and methodology of professional plant cultivation.