What to read after Hartmann and Kester's Plant Propagation?

Hallmarked as the most successful book of its kind, this remarkably thorough treatment covers all aspects of the propagation of plants—both sexual and asexual—with considerable attention given to human (vs natural) efforts to increase plant numbers. The book presents both the art and science of propagation, and conveys knowledge of specific kinds of plants and the particular methods by which those plants must be propagated.A five-part organization outlines general aspects of plant propagation, seed propagation, vegetative propagation, methods of micropropagation, and propagation of selected plants.For anyone with an interest in how plants are grown and utilized for maintaining and adding enjoyment to human life.