How much sun does Common Burdock need?

Common Burdock grows best in full sun conditions.

When does Common Burdock bloom?

Common Burdock blooms in July and August.

What pollinators does Common Burdock attract?

Common Burdock draws bees, beetles, and flies.

Is Common Burdock HOA-friendly?

Common Burdock takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Common Burdock

Name: Pollinator Patch
Author: Pollinator Patch

Arctium minus

Last reviewed: August 2026

Toxicity unknown

Common Burdock (Arctium minus) 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.

Light

full sun

Water

medium

Size

24"–72" H × 12"–36" W

Bloom

Jul, Aug

Pollinators

bees, beetles, flies

Native alternatives to Common Burdock

Common Burdock is not native to the United States. These natives fill a similar role in a planting, matched on bloom season, bloom color and mature size.

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Common burdock is a tall biennial plant that produces large, heart-shaped leaves in its first year and purple thistle-like flowers in summer of its second year. The plant is known for its burr-covered seed heads that stick to clothing and animal fur. It grows quite large and has a somewhat wild, informal appearance.

In an HOA neighborhood

Common Burdock takes more care to keep looking intentional in a front yard. Maintenance level: moderate. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

Considered a weed by many HOAs
Sticky burrs create maintenance issues
Large size and informal appearance clash with manicured landscapes

Wildlife value

The purple flowers attract bees, beetles, and flies during summer blooming. Birds may feed on the seeds, though the sticky burrs can be problematic for pets and wildlife.

Common questions

How much sun does Common Burdock need?: Common Burdock grows best in full sun conditions.
When does Common Burdock bloom?: Common Burdock blooms in July and August.
What pollinators does Common Burdock attract?: Common Burdock draws bees, beetles, and flies.
Is Common Burdock HOA-friendly?: Common Burdock takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

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.

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