Bursage – Desert Horizon Nursery

Bursage

Ambrosia dumosa
Categories:
Shrubs  ·  
Desert Shrubs
Light
Full sun
Water
Very low water once established. Water deeply during establishment, allowing soil to dry between waterings; established plants generally need supplemental water only during prolonged drought.
Size
1-3 ft tall × 2-4 ft wide
Habit
Mounded – spreading shrub
Toxicity
Not Established
Description
A compact native desert shrub, also called white bursage, with finely divided, gray-green leaves and a rounded, twiggy form. Well adapted to Phoenix heat and arid conditions.
Bloom Time
Spring through fall
Deciduous / Evergreen
Semi-evergreen
Special Features
Attracts Birds, Drought Tolerant
Growth Rate
Slow
Growth Habit
Mounded – spreading shrub
Mature Size
1-3 ft tall × 2-4 ft wide
Flower Color
Yellowish-green
Foliage Color
Gray-green
Landscape Use
Desert / Xeriscape, Pollinator / Wildlife Garden
Garden Style
Arizona Native, Desert / Xeriscape, Pollinator / Wildlife
Soil
Alkaline Tolerant, Sandy / Rocky, Well-Drained
Companion Plants
Brittlebush, Creosote bush, Foothill palo verde, Saguaro, White ratany
Not Established
Not established — verify
Care Instructions

Light: Full sun; tolerates reflected heat.

Water: Very low water once established. Water deeply during establishment, allowing soil to dry between waterings; established plants generally need supplemental water only during prolonged drought.

Soil: Well-drained sandy, gravelly, or rocky soil; tolerates alkaline desert soils. Avoid poorly drained locations.

Mature size: Usually 1–3 feet tall and 2–4 feet wide.

Bloom: Primarily late winter through spring, typically February–May; timing varies with rainfall.

Evergreen / deciduous: Drought-deciduous; sheds leaves during extended dry periods and leafs out after sufficient rain.

Growth rate: Moderate when moisture is available; slow during drought.