Woollyleaf Bur Ragweed

Ambrosia grayi

Woollyleaf Bur Ragweed

(c) Catherine C. Galley, some rights reserved (CC BY)

Taxonomy

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

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
1-2 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
aug, sep
Bloom Colors:
White, Yellow, Green

Native Range

United States: Colorado, Kansas, Nebraska, New Mexico, Oklahoma, Texas

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Commonly found in arid and semi-arid regions.