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Arrowhead Butterweed
Senecio triangularis
  
1 Nurseries Carry This Plant

About Arrowhead Butterweed (Senecio triangularis) 1 Nurseries Carry This Plant Arrowhead Butterweed (Senecio triangularis) is a native perennial herb that grows in northern, southern and central California. It is moderately fast growing and long-lived. It grows in an upright form to a height of 4 feet, with active growth during the summer and fall. Flowers are yellow and striking, and bloom in the mid summer. Leaves are medium green and deciduous. It tends to grow in wet meadows and streambanks in open places, at elevations from 4000-11000 feet.
Plant Description
Plant Type
Plant Type
Perennial herb

Size
Size
4 - 5 ft tall

Form
Form
Upright

Growth Rate
Growth Rate
Moderate

Dormancy
Dormancy
Winter Deciduous

Flower Color
Flower Color
Yellow

Flowering Season
Flowering Season
Summer

Wildlife Supported
 


 
Butterflies & moths hosted ( 19 likely * ) SHOW ALL
*
Vanessa cardui Image
Painted Lady Vanessa carduiVanessa cardui
*
Chlosyne palla Image
Northern Checkerspot Chlosyne pallaChlosyne palla
*
Vanessa virginiensis Image
American Lady Vanessa virginiensisVanessa virginiensis
*
Hyles lineata Image
White-lined Sphinx Hyles lineataHyles lineata
*
Autographa californica Image
Alfalfa Looper Moth Autographa californicaAutographa californica
*
Estigmene acrea Image
Salt Marsh Moth or Acrea Moth Estigmene acreaEstigmene acrea
*
Ephestiodes gilvescentella Image
Dusky Raisin Moth Ephestiodes gilvescentellaEphestiodes gilvescentella

Landscaping Information
Sun
Sun
Full Sun, Part Shade

Nurseries
Nurseries
Carried by 1

Soil Description
Soil Description
Prefers loamy or clay soils. Grows poorly in sandy soils.

Natural Setting
Site Type
Site Type
Wet meadows, streambanks in open places,

Climate
Climate
Annual Precipitation: 13.1" - 158.7", Summer Precipitation: 0.33" - 6.00", Coldest Month: 9.1" - 52.0", Hottest Month: 32.8" - 79.3", Humidity: 0.53" - 22.01", Elevation: 537" - 14019"

Alternative Names
Common Names: Arrow Butterweed, Arrow-leaved Ragwort, Arrowleaf Ragwort, Groundsel


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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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