How much sun does Heartwing Sorrel need?

Heartwing Sorrel grows best in full sun conditions.

When does Heartwing Sorrel bloom?

Heartwing Sorrel blooms in April, May, June, July, and August.

Where is Heartwing Sorrel native?

Heartwing Sorrel (Rumex hastatulus) is native to AL, AR, CT, DE and 21 more states, per the World Checklist of Vascular Plants (Kew).

Is Heartwing Sorrel toxic to dogs?

Yes. Heartwing Sorrel is listed as toxic to dogs by the ASPCA Animal Poison Control Center (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.

Is Heartwing Sorrel toxic to cats?

Yes. Heartwing Sorrel is listed as toxic to cats by the ASPCA Animal Poison Control Center (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.

Is Heartwing Sorrel HOA-friendly?

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

Heartwing Sorrel

Name: Pollinator Patch
Author: Pollinator Patch

Rumex hastatulus

Last reviewed: August 2026

Heartwing Sorrel is toxic to dogs and cats.

Listed as toxic by the ASPCA Animal Poison Control Center (opens in new tab) (last reviewed 2026-05-21). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435and your veterinarian's emergency line.

Pollinator Patch flags toxic plants so you can choose a pet-safe native alternative for your yard.

Light

full sun

Water

low

Size

6"–24" H × 4"–12" W

Bloom

Apr, May, Jun, Jul, Aug

Native to

AL, AR, CT, DE and 21 more states

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 445 programs across 44 states, each with a link to the provider and the date we last checked it.

Find rebates in your area

Browse plants for this ecoregion

Central Great Plains Cross Timbers Edwards Plateau East Central Texas Plains Western Gulf Coastal Plain South Central Plains Eastern Temperate Forests Ozark Highlands Piedmont Middle Atlantic Coastal Plain Southeastern Plains Mississippi Alluvial Plain Mississippi Valley Loess Plains Southern Coastal Plain Atlantic Coastal Pine Barrens

Heartwing sorrel is a small annual wildflower with arrow-shaped leaves and tiny reddish-green flowers that bloom from spring through summer. This native plant grows as a low rosette with upright flowering stems, thriving in sunny spots with minimal water. It naturally reseeds and provides early season color in wildflower gardens.

In an HOA neighborhood

Heartwing Sorrel 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.

Often considered a weed due to its weedy appearance
Can spread aggressively through self-seeding
Looks unkempt compared to traditional landscaping plants

Wildlife value

While not a major pollinator plant, heartwing sorrel provides some nectar for small beneficial insects and its seeds are eaten by various songbirds.

Common questions

How much sun does Heartwing Sorrel need?: Heartwing Sorrel grows best in full sun conditions.
When does Heartwing Sorrel bloom?: Heartwing Sorrel blooms in April, May, June, July, and August.
Where is Heartwing Sorrel native?: Heartwing Sorrel (Rumex hastatulus) is native to AL, AR, CT, DE and 21 more states, per the World Checklist of Vascular Plants (Kew).
Is Heartwing Sorrel toxic to dogs?: Yes. Heartwing Sorrel is listed as toxic to dogs by the ASPCA Animal Poison Control Center (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
Is Heartwing Sorrel toxic to cats?: Yes. Heartwing Sorrel is listed as toxic to cats by the ASPCA Animal Poison Control Center (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
Is Heartwing Sorrel HOA-friendly?: Heartwing Sorrel 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 the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Pollinator Patch flags toxic plants like Heartwing Sorrel and shows pet-safe natives for your ecoregion instead.

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