Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Bidens

Species:

Bidens cernua

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:

yellow

Native Range

United States: Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, District of Columbia, Delaware, Georgia, Iowa, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Wyoming, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Prince Edward Island, Quebec, Saskatchewan, Yukon

Keystone Species Ranking

Bee Keystone:

★★★☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Host Plant for Caterpillars

Reported Fauna Sightings

Soil Requirements

Soil Type:

rich, moist, organic soil

pH:

5.5 - 7.0 (slightly acidic to neutral)

Drainage:

tolerates poor drainage

Moisture:

consistently moist

Notes:

commonly found in wetlands and marshes

Germination Information