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Menzies' Goldenbush
Isocoma menziesii
  
20 Nurseries Carry This Plant

About Menzies' Goldenbush (Isocoma menziesii) 20 Nurseries Carry This Plant Isocoma menziesii is a species of flowering plant in the Asteraceae (Sunflower) family known by the common name Menzies' goldenbush. It is native to central and southern California and Baja, where it grows in coastal and inland habitat such as coastal strand and coastal sage scrub, particularly in sandy soils. This is a subshrub forming a matted bush reaching up to one meter tall. The erect branching stems may be hairless to woolly, are generally hairy, and vary in color from gray-green to reddish-brown. The leaves are oval-shaped to somewhat rectangular, gray-green and sometimes hairy, and 1 to 5 centimeters long with stumpy teeth along the edges. The abundant flowers are held in clusters of thick flower heads. Each head is a capsule with layers of thick, pointed, greenish phyllaries. The head is filled with large, protruding, cylindrical yellow disc florets with long stigmas. It is useful in restoration projects. Because of it very long bloom time it is a good choice for coastal gardens in the southern part of the state.
Plant Description
Plant Type
Plant Type
Shrub

Size
Size
1.6 - 3.3 ft tall
5 ft wide

Form
Form
Spreading

Dormancy
Dormancy
Summer Semi-Deciduous

Flower Color
Flower Color
Yellow

Flowering Season
Flowering Season
Spring, Summer, Fall

Wildlife Supported
 
Numerous insects including butterflies

 
Butterflies & moths hosted ( 7 likely * ) SHOW ALL
*
Homoeosoma electella Image
Sunflower Moth Homoeosoma electellaHomoeosoma electella
*
Argyrotaenia franciscana Image
Orange Tortrix Moth Argyrotaenia franciscanaArgyrotaenia franciscana
*
Schinia erosa Image
Schinia erosaSchinia erosa
*
Sonia vovana Image
Sonia vovanaSonia vovana
*
Diastictis sperryorum Image
Diastictis sperryorumDiastictis sperryorum
*
Pelochrista ridingsana Image
Snakeweed Borer Pelochrista ridingsanaPelochrista ridingsana
*
Dejongia californicus Image
Dejongia californicusDejongia californicus

Landscaping Information
Sun
Sun
Part Shade, Full Sun

Moisture
Moisture
Low

Summer Irrigation
Summer Irrigation
Max 2x / month once established

Nurseries
Nurseries
Carried by 20

Ease of Care
Ease of Care
Very Easy

Cold Tolerance
Cold Tolerance
Tolerates cold to 0° F

Soil Drainage
Soil Drainage
Fast, Medium

Soil Description
Soil Description
Typically sandy. Soil PH: 6.0 - 7.5

Common uses
Common uses
Groundcovers, Butterfly Gardens, Bee Gardens

Companion Plants
Companion Plants
Use with low growing coastal species such as Verbena (Abronia sp.), Sagebrush (Artemisia californica or pycnocephala), Morningglory (Calystegia macrostegia or soldanella), PrimRose (Camissoniopsis sp.), Cobweb Thistle (Cirsium occidentale), Clarkia sp., Seacliff Buckwheat (Eriogonum parvifolium), Western Wallflower (Erysimum capitatum), Lupine (Lupinus sp.), and Cardinal Catchfly (Silene laciniata)

Natural Setting
Site Type
Site Type
Coastal bluffs and other sandy places near the coast and extending to some inland canyons and slopes

Climate
Climate
Annual Precipitation: 7.2" - 46.5", Summer Precipitation: 0.14" - 1.65", Coldest Month: 37.7" - 57.3", Hottest Month: 60.0" - 83.4", Humidity: 0.68" - 34.96", Elevation: -30" - 5181"

Alternative Names
Botanical Names: Haplopappus venetus
Common Names: White-flowered Goldenbush


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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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