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Flat-topped Goldenrod

Euthamia graminifolia

Also listed as Solidago graminifolia, Aster graminifolius

Also known as Flat-top Goldenrod, Grass-leaved Goldenrod, Flat-top Goldentop

herbaceous☀️ full sun💧💧 moderate water❄ Hardy: Zone 3a – Zone 9b

Climate Match for your location

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A native wildflower with fine, grass-like foliage and flat-topped clusters of small yellow flowers in late summer and fall. Attracts butterflies and other pollinators while requiring minimal maintenance.

Why grow it

Flat-topped goldenrod offers a later bloom window than many native Solidago species, flowering into fall when pollinator resources thin. Its fine texture and upright habit make it useful for layering in mixed perennial borders without the coarser appearance of taller goldenrod cultivars. It performs reliably in average to dry soils with minimal fertilizer input, making it suitable for low-maintenance plantings and rain gardens.

Watch out for

This species spreads via rhizomes and can gradually expand beyond its initial planting area in favorable conditions, so site placement should account for potential spread over several seasons. In very wet conditions or heavy clay soils, root rot and fungal issues are more likely, so ensure drainage is adequate for long-term establishment.

Overview

Form
Upright
Growth Rate
moderate
Size
1.5–3′ tall × 1–2′ wide
Dormancy
deciduous
Family
Asteraceae
Erosion controlPollinators & beneficial insects

Native to the United States

Native Range

Eastern North America

Native to: Alabama, Colorado, Connecticut, Delaware, Iowa, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, North Dakota, New Hampshire, New Jersey, New Mexico, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Virginia, Vermont, Wisconsin, West Virginia, Wyoming

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

SummerFall

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Companion Planting

Plants well with