Hoary Groundsel, Hoary ragwort

Senecio erucifolius

Physical Characteristics

Senecio erucifolius is a PERENNIAL growing to 0.6 m (2ft) by 0.6 m (2ft in). See above for USDA hardiness. It is hardy to UK zone 6. It is in flower from July to August, and the seeds ripen from August to September. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, flies. The plant is self-fertile. It is noted for attracting wildlife. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils, prefers well-drained soil and can grow in heavy clay soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils and can grow in very alkaline soils. It cannot grow in the shade. It prefers dry or moist soil. The plant can tolerate maritime exposure.

Distribution

Central and southern Europe, including Britain, north to Denmark and Lithuania, east to W. Asia..

Habitats

Meadow; Cultivated Beds;

Edible Uses

None known

Medicinal Uses

Anthelmintic Antiscorbutic Diaphoretic Diuretic Emmenagogue Poultice Purgative The plant is used in plasters, ointments and poultices[4]. This species is related to groundsel, S. vulgaris, and is said to have similar properties[4]. These are:- The whole herb is anthelmintic, antiscorbutic, diaphoretic, diuretic, emmenagogue and purgative[4, 9, 21, 54]. It is often used as a poultice and is said to be useful in treating sickness of the stomach, whilst a weak infusion is used as a simple and easy purgative[4]. The plant can be harvested in May and dried for later use, or the fresh juice can be extracted and used as required[4]. Use with caution[21], see notes above on toxicity.

Known Hazards

All parts of the plant are poisonous to many mammals, including humans. The toxin affects the liver and has a cumulative affect[9, 65]. Some mammals, such as rabbits, do not seem to be harmed by the plant, and will often seek it out[4]. Various birds also eat the leaves and seeds[4].