Summary: Pelargonium sidioides is a perennial plant in the Geraniaceae family.

Botanical name: Pelargonium sidioides DC.

Family: Geraniaceae

Origin: South Africa (Eastern Cape, Free State, KwaZulu-Natal, Mpumalanga, North West)

Common name: black pelargonium, African geranium

Hardiness: zones 9 to 12 (-7°C at lowest)

IUCN Red List: LC (least concerned)

Description

Pelargonium sidioides is a small perennial, 25-30 centimetres high and as wide. The velvety, slightly fragrant leaves are heart-shaped and the flowers are almost black. Flowering takes place from late spring to summer. The roots are thick. Root extract is used to treat acute bronchitis, colds and rhinosinusitis, although its efficacy has not been fully demonstrated scientifically.