Aster, Heath

Heath Aster (Symphyotrichum ericoides)

Heath Aster is a tough native perennial that erupts into clouds of tiny white, yellow-centered flowers from late summer into fall. Its fine, heath-like foliage and densely branching stems give it a softer texture than many asters, while its ability to thrive in dry, lean ground makes it especially valuable for prairie plantings, meadow restorations, sunny slopes, and difficult garden sites. The tremendous number of small flowers creates a concentrated late-season feeding station for native bees and other beneficial insects, and its foliage supports caterpillars long before flowering begins.

Key Characteristics

Hundreds of tiny flowers become a fall pollinator buffet
Mature plants can carry an extraordinary number of small flower heads, each offering accessible nectar and pollen. Sweat bees, mining bees, small carpenter bees, bumble bees, syrphid flies, skippers, and other butterflies forage across the flowering branches. Its September–October peak is particularly useful for maintaining floral resources after many summer wildflowers have finished.

Part of the caterpillar food web, not just a nectar plant
Native asters are larval hosts for several butterflies and moths, including Pearl Crescent (Phyciodes tharos) and Silvery Checkerspot (Chlosyne nycteis). Their foliage therefore supports insects well before the autumn flowers appear. Leaving stems and surrounding leaf litter through winter preserves additional shelter for insects rather than removing the entire habitat during fall cleanup.

Exceptional for dry meadows and lean soils
Heath Aster naturally occurs in prairies, glades, open fields, dunes, and other sunny habitats where soils may be dry and relatively nutrient-poor. Once established, its drought tolerance makes it particularly useful in low-input meadow restorations and difficult dry sites. Avoid overly fertile soil, which can encourage excessive growth and floppy stems.

A powerful companion for goldenrods and native grasses
The masses of tiny white flowers provide a beautiful contrast against yellow goldenrods and the warm seed heads of native grasses. Use it with Little Bluestem, Prairie Dropseed, coneflowers, Mountain Mint, goldenrods, and other dry-site natives to build a layered meadow with flowers progressing through the seasons. Planting in loose drifts creates both stronger visual impact and more efficient pollinator forage.

Product Details

• Native range: Widespread across much of North America
• Plant life cycle: Herbaceous perennial
• Sun requirements: Full sun
• Soil requirements: Dry to medium-dry, well-drained
• Mature height: 1–3 feet
• Bloom time: August–October
• Bloom color: White with yellow centers
• USDA Hardiness zones: 3–9

Give Heath Aster abundant sun and well-drained soil rather than rich garden conditions. Once established, it requires little supplemental water and works beautifully woven among bunchgrasses and other drought-tolerant prairie species. Leave at least some stems standing through winter and delay spring cleanup to retain the insect habitat created within the previous year's growth.