San Antonio, Texas, a large Central Texas city, lies near the border of the Gulf Coastal Plains. This location means San Antonio typically experiences a humid subtropical climate with hot, muggy summers and mild, humid winters. San Antonio falls under United States Department of Agriculture (USDA) Hardiness Zone 8b. San Antonio gardeners should select plants according to bloom time, bloom color, hardiness zone and intended use. Various spring flower varieties thrive in San Antonio gardens.
The climbing snapdragon (Maurandella antirrhiniflora), sometimes called a roving sailor, belongs to the figwort family (Scrophulariaceae). This delicate, perennial vine matures to about 3 feet in length. Purple flowers appear from spring through October. Cold hardy in San Antonio, Texas, this vine prefers dry, well-drained soils in partial shade. Gardeners often train the climbing snapdragon to climb small fences and trellises. This plant also works well as a dense groundcover or a hanging basket plant.
The bluebonnet (Lupinus texensis), also known as the Texas lupine and the buffalo clover, belongs to the pea family (Fabaceae). Honored as the state flower of Texas, this flower blooms from March through May. Flowers feature numerous blue petals with white tips. This herbaceous annual typically reaches 6 to 18 inches in height. San Antonio gardeners should plant bluebonnet seeds in dry soils that receive full sun. Bluebonnets work well in wildflower gardens, open fields and butterfly gardens.
The windflower (Anemone berlandieri), a member of the buttercup family (Ranunculaceae), work well in San Antonio gardens with well-drained clay or sandy soils. This flower features single blue, purple or white flowers atop of stems ranging from 6 to 14 inches in height. This perennial blooms early, typically displaying flowers from February through April. Windflowers prefer partly shady locations. Gardeners often plant windflowers in wildflower gardens.
The copper iris (Iris fulva), also called the red iris, adds springtime color to San Antonio gardens from March through May. This member of the Iridaceae family thrives in rich, saturated soils in partially shady to fully sunny locations. Vibrant copper, brick red, orange or yellow flowers grow on stems reaching up to 3 feet in height. This plant performs well in moist wildflower gardens and hummingbird gardens.
Indian blankets (Gaillardia pulchella) belong to the aster family (Asteraceae) and thrive in well-drained soils that receive partial to full sun. Sometimes called the firewheel, this annual plant reaches between 12 and 24 inches high. Indian blankets bloom from late spring through late summer, featuring bright red petals with yellow tips. San Antonio gardeners often plant Indian blankets in wildflower gardens and meadows.
Pink Evening Primrose
Pink evening primroses (Viola x wittrockiana), also called pink ladies and pink buttercups, belong to the Onagraceae plant family and require well-drained soils that receive full sun. Pink evening primroses feature white to dark pink petals with striking red or pink veins. The petals open as evening approaches and remain open until the next morning. This perennial blooms from February through July in the San Antonio area. Pink evening primroses work well in flowerbeds and open meadows.