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Useful Temperate Plants

Gentiana thunbergii

(G.Don.)Griseb.

Gentianaceae


The Temperate Database is in the process of being updated, with new records being added and old ones being checked and brought up to date where necessary. This record has not yet been checked and updated.

+ Synonyms

Common Name:

No Image.

General Information

Gentiana thunbergii is a Annual/Biennial up to 0.15 metres tall.
It has edible and medicinal uses.

Known Hazards

None known

Botanical References

1
Title
RHS Dictionary of Plants plus Supplement. 1956
Publication
 
Author
F. Chittendon.
Publisher
Oxford University Press
Year
1951
ISBN
-
Description
Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
,
58
Title
Flora of Japan. (English translation)
Publication
 
Author
Ohwi. G.
Publisher
Smithsonian Institution
Year
1965
ISBN
-
Description
The standard work. Brilliant, but not for the casual reader.
,
266
Title
Flora of China
Publication
 
Author
 
Website
http://flora.huh.harvard.edu/china/
Publisher
Missouri Botanical Garden Press; St. Louis.
Year
1994
ISBN
 
Description
An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.

Range

E. Asia - China, Japan, Korea and Manchuria.

Habitat

Sunny places in lowland and mountains, C. and N. Japan[
58
Title
Flora of Japan. (English translation)
Publication
 
Author
Ohwi. G.
Publisher
Smithsonian Institution
Year
1965
ISBN
-
Description
The standard work. Brilliant, but not for the casual reader.
].

Properties

Edibility Rating *
Medicinal Rating *  *
HabitAnnual/Biennial
Height0.15 m
PollinatorsBumblebees, butterFlies
Cultivation StatusWild

Cultivation Details

In general, gentians require a moist well-drained soil in a sheltered position, a certain minimum of atmospheric humidity, high light intensity but a site where temperatures are not too high[
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. They are therefore more difficult to grow in areas with hot summers and in such a region they appreciate some protection from the strongest sunlight[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
,
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. Most species will grow well in the rock garden[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
A moisture loving plant, preferring to grow with full exposure to the sun but with plenty of underground moisture in the summer, it grows better in the north and west of Britain[
1
Title
RHS Dictionary of Plants plus Supplement. 1956
Publication
 
Author
F. Chittendon.
Publisher
Oxford University Press
Year
1951
ISBN
-
Description
Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
].
Plants are intolerant of root disturbance[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].

Edible Uses

Young plants and flower buds - cooked[
177
Title
Plants for Human Consumption.
Publication
 
Author
Kunkel. G.
Publisher
Koeltz Scientific Books
Year
1984
ISBN
3874292169
Description
An excellent book for the dedicated. A comprehensive listing of Latin names with a brief list of edible parts.
].

Medicinal

Although we have no record of medicinal use for this species, like most other members of this genus the root probably contains various bitter compounds and can be used as a general tonic for the digestive system[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
]. See G. lutea for more details of potential uses.

Other Uses

None known

Propagation

Seed - best sown as soon as it is ripe in a light position in a cold frame[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
]. It can also be sown in late winter or early spring but the seed germinates best if given a period of cold stratification and quickly loses viability when stored, with older seed germinating slowly and erratically[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
,
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. It is advantageous to keep the seed at about 10°c for a few days after sowing, to enable the seed to imbibe moisture[
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. Following this with a period of at least 5 - 6 weeks with temperatures falling to between 0 and -5°c will usually produce reasonable germination[
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. It is best to use clay pots, since plastic ones do not drain so freely and the moister conditions encourage the growth of moss, which will prevent germination of the seed[
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. The seed should be surface-sown, or only covered with a very light dressing of compost. The seed requires dark for germination, so the pots should be covered with something like newspaper or be kept in the dark[
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. Pot up the seedlings into individual pots as soon as they are large enough to handle and grow on in light shade in the greenhouse for at least their first winter. The seedlings grow on very slowly, taking 2 - 7 years to reach flowering size[
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
]. When the plants are of sufficient size, place them out into their permanent positions in late spring or early summer.
Division in early spring[
111
Title
Popular Hardy Perennials.
Publication
 
Author
Sanders. T. W.
Publisher
Collingridge
Year
1926
ISBN
-
Description
A fairly wide range of perennial plants that can be grown in Britain and how to grow them.
]. Most members of this genus have either a single tap-root, or a compact root system united in a single root head, and are thus unsuitable for division[
239
Title
Gentians.
Publication
 
Author
Kohlein. F.
Publisher
Christopher Helm. London.
Year
1991
ISBN
0-88192-192-0
Description
A nice readable book, giving details of habitats and cultural needs of all the members of this genus, with brief notes on other members of the family.
].
Cuttings of basal shoots in late spring[
238
Title
Encyclopaedia of Herbs and their Uses.
Publication
 
Author
Bown. D.
Publisher
Dorling Kindersley, London.
Year
1995
ISBN
0-7513-020-31
Description
A very well presented and informative book on herbs from around the globe. Plenty in it for both the casual reader and the serious student. Just one main quibble is the silly way of having two separate entries for each plant.
].
Cite as: Temperate Plants Database, Ken Fern. temperate.theferns.info. 2018-10-22. <temperate.theferns.info/plant/Gentiana+thunbergii>

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