Invasive Species Council of British Columbia
Invasive Plant

Cypress spurge

Euphorbia cyparissias
Warning icon

Warning

Toxic to humans, livestock and wildlife when consumed, or when its sap (latex) contacts skin. The sap causes nausea, vomiting and diarrhea when eaten. It can cause blindness if it gets in people’s eyes and skin contact causes redness, swelling and blisters.

About This Species

Cypress spurge (Graveyard weed) was introduced to North America from Europe as an ornamental plant but has since escaped. It prefers sun but tolerates shade as well. It can be found growing in open, disturbed sites like meadows, pastures, and roadsides. It grows quickly and aggressively, releasing chemicals from its roots which stop other plants growing near it. This helps it crowd out native species. Cypress surge is designated as a Management species by the BC Provincial Priority Invasive Species List. 

How to Identify

Cypress spurge is a perennial herb that can be 10–60 cm tall growing through creeping rhizomes.  

Flowers are yellow to green and turn red at maturity. 

Leaves are 2.5–3 cm long, thin, waxy, and blue-green that spiral around the stem.  

Take Action

Prevention is the best approach.

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Plantwise

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A few non-invasive alternatives to plant instead of Cypress spurge include:

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