Early Sunflower - Heliopsis helianthoides

Phonetic: hee-lee-OP-sis hee-lee-an-THOY-dees

Early Sunflower is a hardy perennial native to much of eastern and central North America. It thrives in full sun and prefers moderately moist to well-drained soils, though it is tolerant of drought once established and can adapt to a range of conditions, including clay, loam, and sandy soils. This resilience allows it to flourish in prairies, meadows, and open woodlands. Early sunflower is long-lived and easy to grow, making it a reliable addition to both naturalized plantings and cultivated gardens where it adds vibrant color and structure throughout the growing season.

Early Sunflower typically blooms from early summer through fall, often from June into September, producing an extended display of bright yellow, daisy-like flowers with golden centers. Each bloom measures 2 to 3 inches across and is held atop sturdy, branching stems that can reach 3 to 5 feet in height. The flowers are pollinated by a wide variety of native bees, butterflies, and other beneficial insects, which are drawn to their abundant nectar and pollen. After flowering, small, dry, seed-like fruits develop and mature by late summer or fall. These seeds provide food for songbirds such as finches and sparrows, adding further ecological value as the season progresses.

Early Sunflower plays an important role in supporting native pollinators and serving as a host plant for butterflies and moths. It is known to host the silvery checkerspot butterfly whose caterpillars feed on its foliage, and it provides nectar for a broad range of bees and butterflies throughout the summer. In native gardens, early sunflower is valued for its long bloom period, easy maintenance, and adaptability. It makes an excellent choice for pollinator and Sun Garden where it pairs beautifully with other natives such as coneflowers, blazing stars, and butterfly weed.  

• Hardiness Zone: 3-9
• Native Region: BONAP Map
• BONAP Map Key Color Guide: Map Color Key
• Sun Exposure: Full sun- Part Shade
• Flower Color: Yellow 
• Bloom Time:  June, July, August, September 
• Soil Type: Moist- Dry
• Mature Plant Size: 3-6'H 2-4'W
• Plant Spacing: 2-3'
• Host Plant:  Rigid Sunflower Borer moth, Silvery Checkerspot butterfly, Sunflower Moth
• Attracts: Pollinators, Butterflies, Hummingbirds 
• Advantages: Deer Resistant, Rabbit Resistant, Poor Soil Tolerant, Salt Tolerant, Drought Tolerant 
• Landscape Uses: Sun Garden, Pollinator Garden
• Companion Plants: Purple Coneflower, Anise Hyssop, Blue Vervain, Butterfly Weed, Culvers Root