Flowers requiring little water make great choices for Arizona gardens, but a variety of blooming plants can also be maintained with regular watering. Gardeners need to be aware of the zone they live in. Mountainous areas near Flagstaff present different challenges for growing flowers compared to the hot summers in Phoenix or the milder climates in the high desert areas. One way to find out what blooms best in your area is to visit local arboretums or botanical gardens.
Mount Atlas Daisy
This spreading perennial requires full sun, little water and grows well in the high desert. While it reaches only 6 inches tall, this plant with white daisies spreads up to 2 feet, making it a great ground cover. Blooms appear in late spring and early summer. During the rest of the summer and into fall, this plant makes a beautiful green cover.
Available as nursery plants ready to be transplanted into the garden, snapdragon blooms come in many beautiful colors including fuchsia, pink, red and white. Planted primarily as an annual, plant seeds in spring or early fall. Requiring regular water and full sun, the plants can grow up to 3 feet depending on the variety. Dwarf varieties reach 12 inches tall.
This annual flower requires full sun and regular watering, but it does not last long in extreme summer heat. While you can plant seeds, petunias are available in late winter and early spring as nursery plants ready to be transplanted to your garden. In areas with extreme summer heat, plant petunia seeds in the fall with blooms appearing in late February. Available in a variety of colors, petunias also make great container plants.
The delicate leaves and flowers of the delphinium, also known as larkspur, give any garden an added layer of feathery texture. Sporting purple, pink or reddish flowers on top of 3- to 4-foot plants, these annuals require full sun to light shade and regular watering. Plant as seeds or buy nursery plants and transfer them into the garden in the fall for early spring blooming.
Also known as flowering tobacco, the blooms of this annual fill the air with a wonderful fragrance in the evenings. Most of the more fragrant varieties open in early evening, while a few less fragrant varieties bloom during the day. Plants grow from 18 to 36 inches, depending on the type. Plants require regular watering as well as full sun to part shade. Nicotiana is easier to grow from nursery plants than seeds--plant after the last frost in mild climates.