When does Bidens aristosa bloom?

Bidens aristosa blooms from July through October, producing clusters of golden yellow flower heads on branching stems.

What growing conditions does Bidens aristosa need?

This forb does best in full sun to part sun with medium to consistently moist soil. It is often found along roadside ditches, wet meadows, and low-lying fields.

What pollinators visit Bidens aristosa flowers?

Bees, butterflies, and beetles regularly visit the flowers for nectar and pollen, making it a useful late season food source in wet or seasonally moist habitats.

Is Bidens aristosa an annual or perennial plant?

It is typically grown as an annual forb, completing its life cycle in one growing season and reseeding readily in favorable moist, sunny sites.

Is Bearded Beggarticks toxic to livestock?

The USDA PLANTS Database does not flag Bearded Beggarticks as toxic to livestock.

Is Bearded Beggarticks HOA-friendly?

Bearded Beggarticks is generally an HOA-friendly choice in the right placement, with moderate maintenance.

Bearded Beggarticks

Name: Pollinator Patch
Author: Pollinator Patch

Bidens aristosa

Last reviewed: August 2026

Bidens aristosa is a fast growing forb with bright yellow flowers that bloom from July through October. It thrives in sunny, moist sites such as ditches, wet meadows, and floodplain edges.

Toxicity unknown

Bearded Beggarticks (Bidens aristosa) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

The USDA PLANTS Database (opens in new tab) does not flag Bearded Beggarticks as toxic to livestock.

Light

full sun

Water

medium

Size

24"–48" H × 12"–24" W

Bloom

Jul, Aug, Sep, Oct

Native to

AL, AR, IL, IN and 12 more states

Pollinators

bees, butterflies, beetles

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

South Central Plains Eastern Temperate Forests Ozark Highlands Central Irregular Plains Piedmont Western Corn Belt Plains Central Corn Belt Plains Eastern Corn Belt Plains Middle Atlantic Coastal Plain Northern Piedmont Southeastern Plains Blue Ridge Ridge and Valley Western Allegheny Plateau Interior Plateau Interior River Valleys and Hills Mississippi Alluvial Plain Mississippi Valley Loess Plains

Tickseed-sunflower produces bright yellow daisy-like flowers from summer through fall on sturdy stems reaching 2-4 feet tall. This annual wildflower readily self-seeds and creates cheerful displays in sunny locations with average moisture. The flowers are excellent for cutting and the plant maintains good form throughout its growing season.

Growing Bearded Beggarticks

Grow Bearded Beggarticks in full sun and medium water. Mature plants reach 24 to 48 inches tall and spread 12 to 24 inches wide. Expect moderate maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Bearded Beggarticks is an HOA-friendly choice. Maintenance level: moderate. Tidiness: 3 out of 5.

Works well in: mid zone, backyard only.

May self-seed aggressively
Annual nature requires yearly replanting or can create gaps

Wildlife value

Host plant for silvery checkerspot butterfly.

Attracts a diverse array of pollinators including native bees, butterflies, and beneficial beetles throughout its long blooming period. Seeds provide food for goldfinches and other songbirds in fall.

Common questions

When does Bidens aristosa bloom?: Bidens aristosa blooms from July through October, producing clusters of golden yellow flower heads on branching stems.
What growing conditions does Bidens aristosa need?: This forb does best in full sun to part sun with medium to consistently moist soil. It is often found along roadside ditches, wet meadows, and low-lying fields.
What pollinators visit Bidens aristosa flowers?: Bees, butterflies, and beetles regularly visit the flowers for nectar and pollen, making it a useful late season food source in wet or seasonally moist habitats.
Is Bidens aristosa an annual or perennial plant?: It is typically grown as an annual forb, completing its life cycle in one growing season and reseeding readily in favorable moist, sunny sites.
Is Bearded Beggarticks toxic to livestock?: The USDA PLANTS Database does not flag Bearded Beggarticks as toxic to livestock.
Is Bearded Beggarticks HOA-friendly?: Bearded Beggarticks is generally an HOA-friendly choice in the right placement, with moderate maintenance.

These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

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