Oenanthe consists of perennial plants that thrive in moist environments, such as wetlands and near water sources. The stems are hollow, glossy, and can reach heights of up to 2 meters. The foliage is triangular in shape, glossy, and a vivid green. Flowers appear in small clusters and are white. After flowering, the plants produce brown, oval seeds resembling a rugby ball.

Oenanthe

Oenanthe aquatica is a highly toxic perennial species that can grow in water or on land, reaching heights of 1 to 1.5 meters. The plant features small, mid-green leaves divided into fan-like segments. From early summer through early autumn, it produces small white flowers with five petals, arranged in compound umbels.

Oenanthe aquatica

Oenanthe aquatica 'Variegata' (v)

Oenanthe conioides

Oenanthe crocata, commonly known as hemlock water dropwort, is a highly toxic perennial species. It develops elongated tubers underground and features upright, hollow stems with grooves. The leaves are pinnate, and during July and August, it produces white umbels that measure between 5 to 10 cm in diameter.

Oenanthe crocata

Oenanthe divaricata

Oenanthe fistulosa is a perennial plant commonly found in wetland habitats, growing between 20 cm and nearly 1 m in height. Its foliage consists of pinnate leaves that are a subtle grey-green, featuring lobed and serrated leaflets. From mid-summer to early autumn, it produces clusters of small white flowers that are arranged in flat to dome-shaped formations atop tall, hollow stems.

Oenanthe fistulosa

Oenanthe fluviatilis

Oenanthe javanica

Oenanthe javanica 'Atropurpurea'

Oenanthe javanica 'Flamingo' is a perennial that thrives in wet conditions, featuring dissected, serrated grey-green foliage edged in cream and tinged with pink. In late summer, it bears clusters of small, star-like white blooms.

Oenanthe javanica 'Flamingo' (v)

Oenanthe lachenalii

Oenanthe peucedanifolia

Oenanthe pimpinelloides is a perennial species native to the UK, primarily located in southern England. It features upright, hollow stems that can grow to around 1 meter tall. The leaves are finely divided and resemble ferns, while small white flowers appear in light umbels during the summer months.