When does Euphorbia marginata bloom?

Euphorbia marginata typically blooms from July through September, producing small flowers surrounded by showy white-and-green bracts.

What pollinators visit Euphorbia marginata?

Bees, butterflies, and beetles are commonly observed visiting the flowers of Euphorbia marginata.

What growing conditions does Euphorbia marginata prefer?

This forb does best in full sun with low water needs, tolerating dry, well-drained soils typical of prairie and grassland sites.

What kind of plant is Euphorbia marginata?

Euphorbia marginata is an annual forb grown mainly for its ornamental white-margined bracts rather than for large showy flowers.

Is Variegated Spurge toxic to dogs?

Yes. Variegated Spurge is listed as toxic to dogs by the NC State Extension Gardener Plant Toolbox (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.

Is Variegated Spurge toxic to cats?

Yes. Variegated Spurge is listed as toxic to cats by the NC State Extension Gardener Plant Toolbox (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.

Is Variegated Spurge HOA-friendly?

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

Variegated Spurge

Name: Pollinator Patch
Author: Pollinator Patch

Euphorbia marginata

Last reviewed: August 2026

Euphorbia marginata (snow-on-the-mountain) is a forb that blooms from July through September, with white-margined bracts, growing best in full sun and low-water, dry-climate sites across the central and southern Great Plains.

Variegated Spurge (Euphorbia marginata) — Photo: (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick

Variegated Spurge is toxic to dogs and cats.

Listed as toxic by the NC State Extension Gardener Plant Toolbox (opens in new tab) (last reviewed 2026-08-20). 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

12"–36" H × 12"–24" W

Bloom

Jul, Aug, Sep

Native to

AZ, CO, IA, KS and 9 more states

Pollinators

bees, butterflies, beetles

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Variegated spurge is an annual wildflower with distinctive white-edged green leaves that create attractive foliage displays throughout the growing season. The plant produces small white flowers from summer into fall and maintains a neat, compact growth habit. This drought-tolerant native readily self-seeds and can naturalize in sunny, well-drained areas.

Growing Variegated Spurge

Grow Variegated Spurge in full sun and low water. Mature plants reach 12 to 36 inches tall and spread 12 to 24 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Variegated Spurge 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.

Can spread aggressively through self-seeding
May appear weedy or wild to traditional landscaping preferences
Annual nature means gaps in coverage during establishment

Wildlife value

The flowers attract various pollinators including native bees, butterflies, and beneficial beetles during the summer and fall blooming period. As an annual that readily self-seeds, it provides consistent habitat and nectar sources year after year.

Common questions

When does Euphorbia marginata bloom?: Euphorbia marginata typically blooms from July through September, producing small flowers surrounded by showy white-and-green bracts.
What pollinators visit Euphorbia marginata?: Bees, butterflies, and beetles are commonly observed visiting the flowers of Euphorbia marginata.
What growing conditions does Euphorbia marginata prefer?: This forb does best in full sun with low water needs, tolerating dry, well-drained soils typical of prairie and grassland sites.
What kind of plant is Euphorbia marginata?: Euphorbia marginata is an annual forb grown mainly for its ornamental white-margined bracts rather than for large showy flowers.
Is Variegated Spurge toxic to dogs?: Yes. Variegated Spurge is listed as toxic to dogs by the NC State Extension Gardener Plant Toolbox (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
Is Variegated Spurge toxic to cats?: Yes. Variegated Spurge is listed as toxic to cats by the NC State Extension Gardener Plant Toolbox (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
Is Variegated Spurge HOA-friendly?: Variegated Spurge takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

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.

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