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Useful Temperate Plants

Blackstonia perfoliata

(L.) Huds.

Gentianaceae

+ Synonyms

Blackstonia intermedia (Ten.) Sennen ex Martínez

Centaurium perfoliatum (L.) E.H.L.Krause

Chironia perfoliata (L.) Salisb.

Chlora intermedia Ten.

Chlora mascariensis Desf. ex Steud.

Chlora perfoliata (L.) L.

Chlora sicula Tineo ex Guss.

Gentiana perfoliata L.

Pleurimaria mascariensis Raf.

Pleurimaria perfoliata Raf.

Common Name: Yellow Wort

Blackstonia perfoliata
Flowering sem of a plant at Mont-saint-Père (Aisne), France
Photograph by: Olivier Pichard
Creative Commons License
Blackstonia perfoliata Blackstonia perfoliata Blackstonia perfoliata Blackstonia perfoliata

General Information

Blackstonia perfoliata is an erect, annual plant producing a basal rosette of leaves and a flowering stem, that can be branched or unbranched; it can grow 15 - 45cm tall[
17
Title
Flora of the British Isles.
Publication
 
Author
Clapham, Tutin and Warburg.
Publisher
Cambridge University Press
Year
1962
ISBN
-
Description
A very comprehensive flora, the standard reference book but it has no pictures.
].
The plant is harvested from the wild for local use as a dye.

Known Hazards

None known

Botanical References

17
Title
Flora of the British Isles.
Publication
 
Author
Clapham, Tutin and Warburg.
Publisher
Cambridge University Press
Year
1962
ISBN
-
Description
A very comprehensive flora, the standard reference book but it has no pictures.

Range

Europe - Britain and Germany, south to Spain east to Ukraine and Greece; Asia - Turley south to Israel; Africa - Morocco to Tunisia

Habitat

Calcareous grassland and on dunes[
17
Title
Flora of the British Isles.
Publication
 
Author
Clapham, Tutin and Warburg.
Publisher
Cambridge University Press
Year
1962
ISBN
-
Description
A very comprehensive flora, the standard reference book but it has no pictures.
].

Properties

Other Uses Rating *  *
HabitAnnual
Height0.30 m
PollinatorsSelf
Self-fertileYes
Cultivation StatusWild

Cultivation Details


It should succeed in a summer meadow or in a sunny position in a well drained soil. It prefers calcareous soils in the wild[
17
Title
Flora of the British Isles.
Publication
 
Author
Clapham, Tutin and Warburg.
Publisher
Cambridge University Press
Year
1962
ISBN
-
Description
A very comprehensive flora, the standard reference book but it has no pictures.
].

Edible Uses

None known

Medicinal

None known

Other Uses

A yellow dye is obtained from the plant extract[
61
Title
A Dictionary of Plants Used by Man.
Publication
 
Author
Usher. G.
Publisher
Constable
Year
1974
ISBN
0094579202
Description
Forget the sexist title, this is one of the best books on the subject. Lists a very extensive range of useful plants from around the world with very brief details of the uses. Not for the casual reader.
,
141
Title
Alternative Enterprises for Agriculture in the UK.
Publication
 
Author
Carruthers. S. P. (Editor)
Publisher
Centre for Agricultural Strategy, Univ. of Reading
Year
1986
ISBN
0704909820
Description
Some suggested alternative commercial crops for Britain. Readable. Produced by a University study group.
].

Propagation

Seed - sow early spring in seed pots in a cold frame and plant out as soon as the plants are large enough to handle. When well sited, the plant should self-sow.
If you have sufficient seed it should be possible to sow the seed in situ in the spring.

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