Bearded Beggarticks

Bidens aristosa

Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database / USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester.

Taxonomy

Division:: Magnoliophyta | - Flowering plants
Family:: Asteraceae
Genus:: Bidens
Species:: Bidens aristosa

Growth Characteristics

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

Native Range

United States: Alabama, Arkansas, Colorado, Connecticut, District of Columbia, Delaware, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, Wisconsin, West Virginia, Canada: Ontario

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

Goldenrod Stowaway (Cirrhophanus triangulifer)

Reported Fauna Sightings

Bees: American bumble bee (Bombus pensylvanicus), American bumble bee (Bombus pensylvanicus), Brown-belted bumble bee (Bombus griseocollis), Brown-belted bumble bee (Bombus griseocollis), Common eastern bumble bee (Bombus impatiens), Common eastern bumble bee (Bombus impatiens), Southern plains bumble bee (Bombus fraternus), Southern plains bumble bee (Bombus fraternus)

Soil Requirements

Soil Type:: moist, fertile, well-drained loam
pH:: 5.5 - 7.0 (slightly acidic to neutral)
Drainage:: tolerates poor drainage
Moisture:: consistently moist
Notes:: Common in floodplains and wet meadows

Germination Information

Pre-treatment: Seeds are cold stratified

Establishment: B. aristosa found in non forested areas within temperate deciduous forests of North America.

Source: npn.rngr.net