Coral bells (Heuchera) - These perennials have colorful, lobed leaves and dainty flowers. They come in a variety of colors, including red, pink, orange, and yellow. Coral bells are deer-resistant and drought-tolerant, making them a good choice for Oklahoma gardens.
Lavender (Lavandula) - This Mediterranean herb has fragrant, purple flowers. Lavender is drought-tolerant and heat-tolerant, making it a good choice for Oklahoma gardens.
Ornamental grasses - There are many different types of ornamental grasses that are well-suited for Oklahoma gardens. These grasses add movement and interest to the landscape, and they are drought-tolerant and low-maintenance.
Roses - Roses are a popular choice for Oklahoma gardens, but they do require some care. Roses need to be watered regularly, especially during hot, dry weather. They also need to be fertilized and pruned regularly.
Daylilies (Hemerocallis) - These perennials are known for their long-lasting flowers, which come in a wide range of colors. Daylilies are easy to care for and require little water, making them a good choice for Oklahoma gardens.