Common Evening Primrose is a versatile and hardy biennial that brings a touch of twilight magic to the native garden. True to its name, this wildflower opens its bright lemon-yellow, four-petaled blossoms in the late afternoon or evening, releasing a subtle fragrance that attracts nocturnal pollinators like Sphinx moths. In its first year, it forms a low-growing rosette of leaves, followed in the second year by a sturdy, often purple-tinged stalk that can reach 3 to 6 feet in height. The blooming period is exceptionally long, frequently stretching from June through the first frosts of autumn. Native to nearly all of North America, it is a pioneer species that adapts easily to disturbed sites, roadsides, and prairies with medium-wet to dry soils. Beyond its beauty, the seeds are a vital winter food source for goldfinches and other small birds. It is incredibly easy to grow from seed and will readily naturalize in sunny spots, offering consistent color and high ecological value to any wildflower meadow or garden border.

Quick facts

• Height: 3–6 ft
• Sun: Full to Partial
• Soil moisture: Medium-Wet to Dry
• Bloom time: Jun–Nov (Yellow)
• Life cycle: Biennial
• Notes: Biennial
• Native range: Native to 44 states, including Iowa, Minnesota, Wisconsin, Illinois, Missouri, Nebraska

See the full growing guide and county range map for Common Evening Primrose