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Common Sneezeweed
Helenium autumnale
  
About Common Sneezeweed (Helenium autumnale) 4 Nurseries Carry This Plant Helenium autumnale is a North American species of flowering plants in the sunflower family. Common names include common sneezeweed and large-flowered sneezeweed. This plant is widespread across much of the United States and Canada, from Northwest Territories as far south as far northern California, Arizona, Louisiana, and Florida. It has not been found in southern or central California, New Hampshire, or the 4 Atlantic Provinces of Canada. Common sneezeweed is a perennial herb up to 130 cm (51 1-3 in; 4 1-3 ft) tall. In late summer and fall, one plant can produce as many as 100 yellow flower heads in a branching array. Each head has 11-21 ray florets surrounding sometimes as many as 800 disc florets. Distribution and habitat. This plant is widespread across much of the United States and Canada, from Northwest Territories as far south as far northern California, Arizona, Louisiana, and Florida. It has not been found in southern or central California, New Hampshire, or the 4 Atlantic Provinces of Canada. Common sneezeweed is cultivated as a garden perennial. There are multiple named varieties varying in color and height. 'Pumilum Magnificum' is a yellow variety about two feet tall. 'Bruno', a reddish brown cultivar, 'Kupfersprudel', which is yellow/orange, and 'Butterpat', which is golden, all grow 3 to 3. 5 feet (91 to 107 centimetres) tall. 'Chippersfield Orange' is up to 4 feet tall and is orange streaked with gold.
Plant Description
Plant Type
Plant Type
Perennial herb

Size
Size
3.3 - 4.9 ft tall

Form
Form
Upright

Growth Rate
Growth Rate
Fast

Flower Color
Flower Color
Yellow

Flowering Season
Flowering Season
Fall, Summer

Wildlife Supported
 


 
Butterflies & moths hosted ( 1 confirmed ) SHOW ALL

Landscaping Information
Sun
Sun
Part Shade

Moisture
Moisture
Moderate - High

Nurseries
Nurseries

Soil Description
Soil Description
Adaptable, tolerant of sand, loam and clay

Common uses
Common uses
Bogs and Ponds, Butterfly Gardens, Bee Gardens

Sunset Zones
Sunset Zones?
4*, 5*, 15, 16, 17*

Natural Setting
Site Type
Site Type
Wet places

Climate
Climate
Annual Precipitation: 21.5" - 65.0", Summer Precipitation: 1.14" - 1.99", Coldest Month: 37.6" - 46.5", Hottest Month: 57.8" - 66.8", Humidity: 0.52" - 19.10", Elevation: 13" - 2779"


Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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