Eggleaf Spurge

Euphorbia oblongata

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Eggleaf Spurge - Upright perennial growing about 3 feet tall. Has a woody, branched taproot. Plant stems covered in fine white hairs.

Leaves: Alternate and hairless leaves that are oblong and finely toothed. Prominent midvein is visible.

Flowers: Flowers bloom from May-July. Clustered flowers with a few male flowers and one female flower. Clusters have yellow bracts (scales) at their base followed by a whorl of yellowish green leaves.

Habitat: Typically found in damp meadows, streambanks, shadow woodlands, dry hillsides, roadsides, and waste areas.

Weed Classification: A

Why is it a Noxious Weed?

Originally introduced as a garden ornamental. This plant is invasive and exhibits competitive strategies similar to Leafy Spurge.

Eggleaf Spurge is reportedly found in Skamania, Pacific, and Cowlitz counties. If you think you've found any in Lewis County please let us know.

Control Recommendations:

WA State Noxious Weed Board

PNW Pest Management Handbook

Pierce County - Control Options