Greater Burnet Saxifrage, Hollowstem burnet saxifrage

Pimpinella major

Physical Characteristics

Pimpinella major is a PERENNIAL growing to 0.8 m (2ft 7in) by 0.3 m (1ft). See above for USDA hardiness. It is hardy to UK zone 5 and is not frost tender. It is in flower from June to July, and the seeds ripen from July to August. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees. The plant is self-fertile. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.

Distribution

Europe, including Britain, from Scandanavia south and east to Portugal, the Balkans and Caucasus.

Habitats

Woodland Garden Sunny Edge; Shady Edge; Hedgerow;

Edible Uses

Edible Parts: Edible Uses: Condiment An essential oil from the roots is used as a flavouring in candy, liqueurs etc[183].

Medicinal Uses

Antiinflammatory Astringent Carminative Diuretic Expectorant The leaves are diaphoretic, diuretic, resolvent and stomachic[4]. The plant is harvested as it comes into flower and dried for later use[4]. The root is anti-inflammatory, mildly astringent and expectorant[9]. The fresh root is very hot and acrid, but this pungency is greatly reduced when the root is dried[4]. When chewed, the fresh root is effective in treating toothaches and paralysis of the tongue[4]. An effective diuretic, the root is used in treating disorders arising from obstructions of the viscera[4]. The root is also used for soothing coughs or the effects of laryngitis and bronchitis[9]. The roots can be harvested in the spring or autumn and are dried for later use[9]. The seeds are carminative[4]. The German Commission E Monographs, a therapeutic guide to herbal medicine, approve Pimpinella major Greater Burnet Saxifrage for cough/bronchitis (see [302] for critics of commission E).

Known Hazards

Photosensitivity possible in light skinned people. Care needed as pimpinella contains essential oils and saponins [301].