Burrobush

Ambrosia dumosa

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Ambrosia
Species:
Ambrosia dumosa

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Subshrub
Height:
2-3 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jan, feb
Bloom Colors:
Yellow
Evergreen Shrub:
Yes
Landscaping Shrub:
Yes

Native Range

United States: Arizona, California, Nevada, Utah

Host Plant for Caterpillars

Animomyia morta, Carolella beevorana, Omnivorous Leafroller (Platynota stultana), Schinia dobla, southern emerald (Synchlora frondaria)

Soil Requirements

Soil Type:
sandy, nutrient-poor, well-drained soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Common in desert environments, adapted to arid conditions

Germination Information

Pre-treatment: Seeds are soaked/leached in water for 10 to 24 hrs to remove any inhibitors and allow full imbibition of seeds prior to sowing. In some cases, seeds are not treated prior to sowing.

Establishment: Seeds are hand collected either in May of the previous year or when achenes have fully matured. Ambrosia dumosa is found in the Mojave and Sonoran deserts of CA, Nevada, Utah, Arizona and northern Baja California, and the western edge of the Colorado desert in southern California and Arizona.

Source: npn.rngr.net