This perennial herb has multiple upright branched stems that form a bushy shrub-like habit. It has stalkless mid-green lance-shaped leaves and the bright yellow flowers appear in a terminal cluster with yellowish bracts during early summer.

Hardiness zones 5 to 9

Euphorbia palustris is naturally found throughout Europe and extending to West Asia and growing in wet grasslands and around swamps or along coastal meadows and the adjoining hillsides. 

It prefers a moist but well-drained sandy-stony soil but will tolerate drier conditions and it grows in an open sunny position and as frost and drought tolerant.

Marsh Euphorbia is grown for its colourful flowers and bushy habit. It is planted small cottage gardens along borders are used to contain a plant. It is also planted around water features tolerating weather conditions or used in a woodland setting for colour. 

It is suitable coastal and inland regions and establishes in one season. This fast growing perennial is also used in bedding displays or in alpine gardens. ID 3537

Euphorbia (ew-FOR-bee-a) palustris (pal-US-triss)

Euphorbiaceae (yoo-for-bee-AY-see-ee)
Spurge Family
This large family consists of trees, shrubs and herbs.