Seasonal Wild Flowers

Latin name

Trachelium caeruleum

Other names

Blue Throatwort

Family

Campanulaceae

Flowering season

July to October

English distribution

It is sparsely scattered in southern England but is common

in the Channel Islands, especially Guernsey.

For a map see the Botanical Society of Britain and Ireland –

Throatwort

Habitat

It is native of rocky habitats in Mediterranean countries.

It is a neophyte in the UK and has been naturalised in

Guernsey since the early 1890s.

It is nowadays grown as a semi-hardy annual in the UK.

The escape grows in cracks on walls and in pavements.

Description

Throatwort is a woody, perennial or annual herb growing

up to 1m.

Flowers are in showy crowded flowerheads.

Each flower is almost 50mm across and has 5 spreading

blue petals and a long tube.

There are 5 stamens with blue anthers and a white

protruding style. 

There are 3 capitate stigmas.

Leaves are elyptical, crinkly and weekly toothed.

Stems are woody.