Ragweed

Ambrosia ×intergradiens

Ragweed

Krzysztof Ziarnek Kenraiz

Taxonomy

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

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
4-6 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jul, aug, sep, oct, nov
Bloom Colors:
White, Yellow, Green

Native Range

United States: Michigan, North Carolina, Wisconsin

Reported Fauna Sightings

Bees: Black and gold bumble bee (Bombus auricomus), Black and gold bumble bee (Bombus auricomus), Brown-belted bumble bee (Bombus griseocollis), Brown-belted bumble bee (Bombus griseocollis), Common eastern bumble bee (Bombus impatiens), Common eastern bumble bee (Bombus impatiens), Fuzzy-horned bumble bee (Bombus mixtus), Fuzzy-horned bumble bee (Bombus mixtus), Indiscriminate cuckoo bumble bee (Bombus insularis), Indiscriminate cuckoo bumble bee (Bombus insularis), Nevada bumble bee (Bombus nevadensis), Nevada bumble bee (Bombus nevadensis), Red-belted bumble bee (Bombus rufocinctus), Red-belted bumble bee (Bombus rufocinctus), Tri-colored bumble bee (Bombus ternarius), Tri-colored bumble bee (Bombus ternarius), Two-form bumble bee (Bombus bifarius), Two-form bumble bee (Bombus bifarius)

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Adapted to arid and semi-arid regions