How much sun does Pennsylvania Pellitory need?

Pennsylvania Pellitory grows best in part shade conditions.

When does Pennsylvania Pellitory bloom?

Pennsylvania Pellitory blooms in May, June, July, and August.

Where is Pennsylvania Pellitory native?

Pennsylvania Pellitory (Parietaria pensylvanica) is native to AL, AR, AZ, CA and 41 more states, per vouchered herbarium specimen records and regional native plant society lists.

What pollinators does Pennsylvania Pellitory attract?

Pennsylvania Pellitory draws beetles and flies.

Is Pennsylvania Pellitory HOA-friendly?

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

Pennsylvania Pellitory

Name: Pollinator Patch
Author: Pollinator Patch

Parietaria pensylvanica

Last reviewed: August 2026

Toxicity unknown

Pennsylvania Pellitory (Parietaria pensylvanica) 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

part shade

Water

medium

Size

4"–20" H × 4"–12" W

Bloom

May, Jun, Jul, Aug

Native to

AL, AR, AZ, CA and 41 more states

Pollinators

beetles, flies

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 459 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

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Pennsylvania pellitory is a small annual wildflower that grows in clumps with small, inconspicuous flowers from spring through late summer. This native plant thrives in partial shade and prefers medium moisture conditions, making it suitable for woodland gardens or shaded borders.

In an HOA neighborhood

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

Works well in: backyard only.

Very weedy appearance with inconspicuous flowers
Annual nature means gaps and inconsistent coverage
Common name includes 'pellitory' which sounds like a weed

Wildlife value

The small flowers attract beetles and flies throughout the growing season. As an annual, it provides consistent nectar sources during its extended bloom period.

Common questions

How much sun does Pennsylvania Pellitory need?: Pennsylvania Pellitory grows best in part shade conditions.
When does Pennsylvania Pellitory bloom?: Pennsylvania Pellitory blooms in May, June, July, and August.
Where is Pennsylvania Pellitory native?: Pennsylvania Pellitory (Parietaria pensylvanica) is native to AL, AR, AZ, CA and 41 more states, per vouchered herbarium specimen records and regional native plant society lists.
What pollinators does Pennsylvania Pellitory attract?: Pennsylvania Pellitory draws beetles and flies.
Is Pennsylvania Pellitory HOA-friendly?: Pennsylvania Pellitory takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

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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