Sulphur Cosmos

Cosmos sulphureus

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Cosmos
Species:
Cosmos sulphureus

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
3-4 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun, jul, aug, sep, oct, nov
Bloom Colors:
orange, red, yellow

Native Range

United States: Alabama, Arkansas, California, Connecticut, Delaware, Florida, Georgia, Illinois, Louisiana, Maryland, Michigan, Missouri, North Carolina, New Jersey, New York, Oklahoma, Pennsylvania, Puerto Rico, South Carolina, Tennessee, Texas, Virginia, Virgin Islands

Reported Fauna Sightings

Bees: Brown-belted bumble bee (Bombus griseocollis), Brown-belted bumble bee (Bombus griseocollis), Common eastern bumble bee (Bombus impatiens), Common eastern bumble bee (Bombus impatiens), Hunt's bumble bee (Bombus huntii), Hunt's bumble bee (Bombus huntii), Southern plains bumble bee (Bombus fraternus), Southern plains bumble bee (Bombus fraternus), Yellow-faced bumble bee (Bombus vosnesenskii), Yellow-faced bumble bee (Bombus vosnesenskii)

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
thrives in poor soils typical of native range