Purplehead sneezeweed (Helenium flexuosum)

Purplehead sneezeweed

Purplehead sneezeweed (*Helenium flexuosum*) is an herbaceous perennial that is indigenous to the eastern and central United States. It loves full sunlight but prefers moist soil and cannot tolerate dry conditions very well. The genus name comes from 'helenium,' a Greek plant named after Helen of Troy.

Scientific classification

Species

Purplehead sneezeweed (Helenium flexuosum)

Asters bellflowers fanflowers and allies

Instantly identify plants with a snap

Snap a photo for instant plant ID, gaining quick insights on disease prevention, treatment, toxicity, care, uses, and symbolism, etc.

Download the App for Free

30 cm to 91 cm

Plant Height

30 cm to 60 cm

Spread

Green

Leaf Color

2.5 cm to 8 cm

Flower Size

Yellow, Brown

Flower Color

Deciduous

Leaf type

0 - 32 ℃

Ideal Temperature

Moderate

Growth Rate

Images of Purplehead sneezeweed

Attributes of Purplehead sneezeweed

Growth Rate

During the spring, purplehead sneezeweed exhibits moderate growth, suggesting a balanced process between vegetative expansion and energy reserve conservation. Its stems elongate, and new leaves unfurl gradually, achieving a harmonious progression that doesn't overburden the plant. Contrasts exist in other seasons; however, spring emphasizes its steady pace, unlocking horticultural benefits and resilience in purplehead sneezeweed.

Distribution of Purplehead sneezeweed

Distribution Map

Purplehead sneezeweed is primarily a native plant of eastern North America. It has also been introduced to parts of Central Asia. In its native range, purplehead sneezeweed thrives in a variety of habitats, whereas in the introduced regions, it is often found in areas where it has been cultivated.

Native

Cultivated

Invasive

Introduced

No species reported

Discover plant distribution and habitat

Gain insights into where plants thrive and how they adapt, helping you identify, cultivate, and protect them with essential information on habitats, distribution maps, and climate trends.

Download the App for Free

Habitat

Fields, ditches, streambanks

Hemisphere Trend Curve

Northern

Sorthern

Cultivars

There are several recognized cultivars of Purplehead sneezeweed, including the following common varieties :

Sneezeweeds 'Loysder Wieck'

Quickly Identify Purplehead sneezeweed

Purplish center disk distinguishes purplehead sneezeweed from similar species.

Yellow to deep gold daisy-like flowers with slender ray petals.

Distinctive spindle-shaped achene fruit with fine bristle-like hairs.

Glandular-dotted lance-shaped leaves with prominent vein patterns.

Profusion of vivid yellow flowers with deep purplish brown center.

Identify plants with a snap

Instantly identify plants with AI: Snap a photo, and get accurate results within seconds.

Download the App for Free

Care Guide for Purplehead sneezeweed

Every week

Water

Full sun

Sunlight

0 - 32 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Purplehead sneezeweed prefers moist environments, thriving with regular hydration while tolerating short dry spells. Weekly watering maintains even soil dampness. Best grown outdoors, purplehead sneezeweed depends on consistent moisture, particularly during its active growing season, to support vibrant flowering.

Fertilize: For purplehead sneezeweed, use a balanced fertilizer in spring and switch to a high phosphorus formula during flowering. Fertilize monthly at half-strength, adjusting for seasonal changes, and always water thoroughly after application. Consider slow-release granular fertilizers for consistent nutrient delivery.

Pruning: Purplehead sneezeweed showcases vibrant purple flower heads and thrives in moist, well-drained soil. Key pruning includes deadheading and cutting back stems in early spring for bushier growth, managing height, preventing legginess, and reducing disease risk. Always use clean, sharp tools for optimal results.

Propagation: Propagation of purplehead sneezeweed is effective through division, separating a mature clump into sections with roots. Replant these in well-draining soil at a suitable depth, ensuring spacing. Water consistently post-replanting, while maintaining adequate sunlight and soil conditions for healthy growth.

Get tips and tricks for your plants.

Keep your plants happy and healthy with our guide to watering, lighting, feeding and more.

Download the App for Free