Oklahoma Gardener's Guide Author:Steve Dobbs Steve Dobbs, a horticulturist, garden writer, and lecturer, was the host and producer of Oklahoma Gardening from 1990 to 1995. The show was selected by the Garden Writers Association of America as the Best TV Gardening Program in the Nation in 1992. Arranged according to plant size and permanence in the landscape, The Oklahoma Garde... more »ner's Guide highlights the plants that are most suitable to Oklahoma's four ecoregions. Besides the USDA Cold-Hardiness Zone Map, Steve includes an annual precipitation map, spring and fall freeze maps, and a frost-free map which provides the mean length of the frost-free period in weeks for the state. Steve discusses over 170 selections, including trees, woody shrubs, groundcovers, vines, roses, perennials, ornamental grasses, annuals, and turfgrass that are adaptable to all four regions. He also explores Oklahoma natives as ornamentals and devotes an entire chapter to the plants that are specific to the western region. Oklahoma gardeners will learn specific techniques useful for maintaining their local environment, maximizing their garden's beauty potential, and appreciating the wide diversity offered by the state's unique and varied climate.« less