Advanced Search Map Locator
View Settings
Nurseries Carrying this Plant Add Current Plant To List Edit Current Plant
Show all Photos

Butterflies Garden Planner My Plant Lists Nurseries Planting Guide Contact Calscape About Calscape
Tap map to see plants native to location
Order by Popularity Order by Common Name Order by Scientific Name Order by # of Butterflies Hosted
Show nursery cultivars Hide nursery cultivars
Show plants not in nurseries Hide plants not in nurseries
Grid view Text view
Naked-stemmed Hawkweed
Hieracium nudicaule
About Naked-stemmed Hawkweed (Hieracium nudicaule) 0 Nurseries Carry This Plant Hieracium nudicaule is a North American plant species in the dandelion tribe within the sunflower family. It grows only in the western United States, primarily in California and Oregon, though with a few populations in Washington and northern Idaho. Hieracium nudicaule is an herb up to 50 cm (20 in) tall, with leaves on the stem and also in a rosette at the bottom. Leaves are up to 120 mm (4. 7 in) long, sometimes with teeth on the edges. One stalk can produce 2-12 flower heads in an flat-topped array. Each head has 20-40 yellow ray flowers but no disc flowers.
Plant Description
Plant Type
Plant Type
Perennial herb

1.6 ft tall

Flower Color
Flower Color

Wildlife Supported

Butterflies & moths hosted ( 1 likely * ) SHOW ALL

Landscaping Information
Natural Setting
Annual Precipitation: 15.0" - 83.5", Summer Precipitation: 1.08" - 3.89", Coldest Month: 26.5" - 44.8", Hottest Month: 49.7" - 71.5", Humidity: 0.63" - 20.75", Elevation: 469" - 7176"

Alternative Names
Common Names: Woollyweed

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

Sign in to your Calscape Account X

Once signed in, you'll be able to access any previously saved plant lists or create new ones.

Email Address

Sign In