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Useful Temperate Plants

Forsythia suspensa

(Thunb.) Vahl

Oleaceae

+ Synonyms

Forsythia fortunei Lindl.

Forsythia giraldiana pubescens (Rehder) C.S.Niu

Forsythia sieboldii (Zabel) Dippel

Ligustrum suspensum Thunb.

Lilac perpensa Lam.

Rangium suspensum (Thunb.) Ohwi

Syringa suspensa Thunb.

Common Name: Lian Qiao

No Image.

General Information

Forsythia suspensa is a deciduous shrub with slender, spreading or weeping branches; it usually grows up to 3 metres tall, though it can be much taller when scrambling up rocks and walls.
The plant is harvested from the wild for local use as a food, medicine and source of materials. It is sometimes cultivated for its medicinal properties and is often grown as an ornamental.

Known Hazards

Leaves contain the glycoside Phillyrin[
179
Title
Famine Foods listed in the Chiu-Huang Pen-ts'ao.
Publication
 
Author
Reid. B. E.
Publisher
Southern Materials Centre; Taipei
Year
1977
ISBN
-
Description
A translation of an ancient Chinese book on edible wild foods. Fascinating.
], its potency is unknown.

Botanical References

11
Title
Trees and Shrubs Hardy in Great Britain. Vol 1 - 4 and Supplement.
Publication
 
Author
Bean. W.
Publisher
Murray
Year
1981
ISBN
-
Description
A classic with a wealth of information on the plants, but poor on pictures.
,
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.
,
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 - eastern and central China.

Habitat

Thickets or grassy areas on slopes, valleys and gullies; at elevations from 300 - 2,200 metres[
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.
].

Properties

Edibility Rating *
Medicinal Rating *  *  *
Other Uses Rating *  *
HabitDeciduous Shrub
Height3.00 m
Growth RateMedium
PollinatorsInsects
Self-fertileNo
Cultivation StatusCultivated, Ornamental, Wild

Cultivation Details

Forsythia suspensa is a very cold-hardy plant, able to tolerate temperatures falling to around -25°c[
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.
].
An easily grown plant, it succeeds in all soil types[
202
Title
Climbers and Wall Shrubs.
Publication
 
Author
Davis. B.
Publisher
Viking.
Year
1990
ISBN
0-670-82929-3
Description
Contains information on 2,000 species and cultivars, giving details of cultivation requirements. The text is terse but informative.
] but prefers a rich soil. Succeeds in limey soils. Grows well in heavy clay soils. It prefers a sunny position but succeeds in semi shade though it is apt to get leggy if grown in the shade of trees[
182
Title
Ornamental Shrubs, Climbers and Bamboos.
Publication
 
Author
Thomas. G. S.
Publisher
Murray
Year
1992
ISBN
0-7195-5043-2
Description
Contains a wide range of plants with a brief description, mainly of their ornamental value but also usually of cultivation details and varieties.
]. Succeeds against a north-facing wall[
219
Title
Gardening on Walls
Publication
 
Author
Grey-Wilson. C. & Matthews. V.
Publisher
Collins
Year
1983
ISBN
0-00-219220-0
Description
A nice little book about plants for growing against walls and a small section on plants that can grow in walls.
].
Plants are hardy to about -25°c[
184
Title
Shrubs.
Publication
 
Author
Phillips. R. & Rix. M.
Publisher
Pan Books
Year
1989
ISBN
0-330-30258-2
Description
Excellent photographs and a terse description of 1,900 species and cultivars.
]. The flowers are produced quite early in the year and are frost-resistant[
182
Title
Ornamental Shrubs, Climbers and Bamboos.
Publication
 
Author
Thomas. G. S.
Publisher
Murray
Year
1992
ISBN
0-7195-5043-2
Description
Contains a wide range of plants with a brief description, mainly of their ornamental value but also usually of cultivation details and varieties.
]. Plants are medium to fast growing[
202
Title
Climbers and Wall Shrubs.
Publication
 
Author
Davis. B.
Publisher
Viking.
Year
1990
ISBN
0-670-82929-3
Description
Contains information on 2,000 species and cultivars, giving details of cultivation requirements. The text is terse but informative.
].
Flowers are produced on wood that is more than one year old[
202
Title
Climbers and Wall Shrubs.
Publication
 
Author
Davis. B.
Publisher
Viking.
Year
1990
ISBN
0-670-82929-3
Description
Contains information on 2,000 species and cultivars, giving details of cultivation requirements. The text is terse but informative.
]. Any pruning is best done after the plant has finished flowering[
182
Title
Ornamental Shrubs, Climbers and Bamboos.
Publication
 
Author
Thomas. G. S.
Publisher
Murray
Year
1992
ISBN
0-7195-5043-2
Description
Contains a wide range of plants with a brief description, mainly of their ornamental value but also usually of cultivation details and varieties.
].
A very ornamental plant, there are several named varieties[
182
Title
Ornamental Shrubs, Climbers and Bamboos.
Publication
 
Author
Thomas. G. S.
Publisher
Murray
Year
1992
ISBN
0-7195-5043-2
Description
Contains a wide range of plants with a brief description, mainly of their ornamental value but also usually of cultivation details and varieties.
].
This species is notably susceptible to honey fungus[
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 leaves - cooked[
105
Title
Tanaka's Cyclopedia of Edible Plants of the World.
Publication
 
Author
Tanaka. T. & Nakao S.
Publisher
Keigaku Publishing; Tokyo
Year
1976
ISBN
-
Description
The most comprehensive list of edible plants I've come across. Only the briefest entry for each species, though, and some of the entries are more than a little dubious. Not for the casual reader.
,
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.
,
179
Title
Famine Foods listed in the Chiu-Huang Pen-ts'ao.
Publication
 
Author
Reid. B. E.
Publisher
Southern Materials Centre; Taipei
Year
1977
ISBN
-
Description
A translation of an ancient Chinese book on edible wild foods. Fascinating.
]. Some caution is advised due to the presence of a glycoside[
179
Title
Famine Foods listed in the Chiu-Huang Pen-ts'ao.
Publication
 
Author
Reid. B. E.
Publisher
Southern Materials Centre; Taipei
Year
1977
ISBN
-
Description
A translation of an ancient Chinese book on edible wild foods. Fascinating.
]. The leaves are rich in rutin[
218
Title
Medicinal Plants of China
Publication
 
Author
Duke. J. A. and Ayensu. E. S.
Publisher
Reference Publications, Inc.
Year
1985
ISBN
0-917256-20-4
Description
Details of over 1,200 medicinal plants of China and brief details of their uses. Often includes an analysis, or at least a list of constituents. Heavy going if you are not into the subject.
].

Medicinal

Lian Qiao has been used in Chinese herbalism for over 4,000 years and is considered to be one of the 50 fundamental herbs[
218
Title
Medicinal Plants of China
Publication
 
Author
Duke. J. A. and Ayensu. E. S.
Publisher
Reference Publications, Inc.
Year
1985
ISBN
0-917256-20-4
Description
Details of over 1,200 medicinal plants of China and brief details of their uses. Often includes an analysis, or at least a list of constituents. Heavy going if you are not into the subject.
]. A bitter tasting pungent herb with an antiseptic effect, it is chiefly used to treat boils, carbuncles, mumps and infected neck glands[
254
Title
The Encyclopedia of Medicinal Plants
Publication
 
Author
Chevallier. A.
Publisher
Dorling Kindersley. London
Year
1996
ISBN
9-780751-303148
Description
An excellent guide to over 500 of the more well known medicinal herbs from around the world.
].

The fruit is a bitter astringent herb that stimulates the heart, nervous system and gall bladder[
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.
]. It contains vitamin P, which is used to strengthen capillaries[
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.
] (Vitamin P is an old term for a group of flavonoids, which include rutin). The fruit is also antidote, antiphlogistic, antitussive, diuretic, emmenagogue, febrifuge, laxative and tonic[
116
Title
Oriental Herbs and Vegetables, Vol 39 No. 2.
Publication
 
Author
Brooklyn Botanic Garden
Publisher
Brooklyn Botanic Garden
Year
1986
ISBN
-
Description
A small booklet packed with information.
,
147
Title
A Barefoot Doctors Manual.
Publication
 
Author
?
Publisher
Running Press; Philadelphica.
Year
1977
ISBN
0-914294-92-X
Description
A very readable herbal from China, combining some modern methods with traditional chinese methods.
,
174
Title
Atlas of Medicinal Plants.
Publication
 
Author
Kariyone. T.
Publisher
Nihon Rinshosha; Osaka
Year
1973
ISBN
 
Description
A good Japanese herbal.
,
176
Title
Handbook of Chinese Herbs and Formulas.
Publication
 
Author
Yeung. Him-Che.
Publisher
Institute of Chinese Medicine, Los Angeles
Year
1985
ISBN
-
Description
An excellent Chinese herbal giving information on over 500 species. Rather technical and probably best suited to the more accomplished user of herbs.
,
178
Title
Chinese Materia Medica.
Publication
 
Author
Stuart. Rev. G. A.
Publisher
Taipei. Southern Materials Centre
Year
1911
ISBN
-
Description
A translation of an ancient Chinese herbal. Fascinating.
,
218
Title
Medicinal Plants of China
Publication
 
Author
Duke. J. A. and Ayensu. E. S.
Publisher
Reference Publications, Inc.
Year
1985
ISBN
0-917256-20-4
Description
Details of over 1,200 medicinal plants of China and brief details of their uses. Often includes an analysis, or at least a list of constituents. Heavy going if you are not into the subject.
,
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.
]. It is used internally in the treatment of acute infectious diseases such as mumps, and also for tonsillitis, urinary tract infections allergic rashes etc[
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.
].
The fruit is harvested when fully ripe and is dried for use in decoctions[
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.
].
The plant has a similar action to Lonicera japonica and is usually used in combination with that species to achieve a stronger action[
176
Title
Handbook of Chinese Herbs and Formulas.
Publication
 
Author
Yeung. Him-Che.
Publisher
Institute of Chinese Medicine, Los Angeles
Year
1985
ISBN
-
Description
An excellent Chinese herbal giving information on over 500 species. Rather technical and probably best suited to the more accomplished user of herbs.
].

The flowers have a broad-spectrum antibacterial action, inhibiting the growth of Staphylococcus aureus, Shigella dysenteriae, haemolytic streptococcus, Pneumococcus, Bacillus typhi, Mycobacterium tuberculi etc[
176
Title
Handbook of Chinese Herbs and Formulas.
Publication
 
Author
Yeung. Him-Che.
Publisher
Institute of Chinese Medicine, Los Angeles
Year
1985
ISBN
-
Description
An excellent Chinese herbal giving information on over 500 species. Rather technical and probably best suited to the more accomplished user of herbs.
].

The plant is vermifuge, though the part used is not stated[
116
Title
Oriental Herbs and Vegetables, Vol 39 No. 2.
Publication
 
Author
Brooklyn Botanic Garden
Publisher
Brooklyn Botanic Garden
Year
1986
ISBN
-
Description
A small booklet packed with information.
,
147
Title
A Barefoot Doctors Manual.
Publication
 
Author
?
Publisher
Running Press; Philadelphica.
Year
1977
ISBN
0-914294-92-X
Description
A very readable herbal from China, combining some modern methods with traditional chinese methods.
,
174
Title
Atlas of Medicinal Plants.
Publication
 
Author
Kariyone. T.
Publisher
Nihon Rinshosha; Osaka
Year
1973
ISBN
 
Description
A good Japanese herbal.
,
178
Title
Chinese Materia Medica.
Publication
 
Author
Stuart. Rev. G. A.
Publisher
Taipei. Southern Materials Centre
Year
1911
ISBN
-
Description
A translation of an ancient Chinese herbal. Fascinating.
].

The leaves are febrifuge and are also poulticed onto ulcerated glands and haemorrhoids[
218
Title
Medicinal Plants of China
Publication
 
Author
Duke. J. A. and Ayensu. E. S.
Publisher
Reference Publications, Inc.
Year
1985
ISBN
0-917256-20-4
Description
Details of over 1,200 medicinal plants of China and brief details of their uses. Often includes an analysis, or at least a list of constituents. Heavy going if you are not into the subject.
]. A decoction of the leaves and twigs is used in the treatment of breast cancer[
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.
].

The root is used in the treatment of cancer, colds, fever and jaundice[
218
Title
Medicinal Plants of China
Publication
 
Author
Duke. J. A. and Ayensu. E. S.
Publisher
Reference Publications, Inc.
Year
1985
ISBN
0-917256-20-4
Description
Details of over 1,200 medicinal plants of China and brief details of their uses. Often includes an analysis, or at least a list of constituents. Heavy going if you are not into the subject.
].

Agroforestry Uses:

The sub-species Forsythia suspensa sieboldii is a lax grower that roots freely where the branches touch the ground. It makes a very good tall ground cover when planted about 2.5 metres apart each way[
208
Title
Plants for Ground Cover
Publication
 
Author
Thomas. G. S.
Publisher
J. M. Dent & Sons
Year
1990
ISBN
0-460-12609-1
Description
An excellent detailled book on the subject, very comprehensive.
].

Other Uses

None known

Propagation

Seed - sow spring in a cold frame. The seed usually germinates within 2 months[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
]. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in the greenhouse for at least their first winter. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts.
Cuttings of half-ripe wood 10 - 15cm taken at a node, mid summer in a frame. Plant out in autumn or spring. A very high percentage, they root within 3 weeks[
78
Title
Propagation of Trees, Shrubs and Conifers.
Publication
 
Author
Sheat. W. G.
Publisher
MacMillan and Co
Year
1948
ISBN
-
Description
A bit dated but a good book on propagation techniques with specific details for a wide range of plants.
].
Cuttings of mature wood in a sheltered outdoor bed. Good percentage[
78
Title
Propagation of Trees, Shrubs and Conifers.
Publication
 
Author
Sheat. W. G.
Publisher
MacMillan and Co
Year
1948
ISBN
-
Description
A bit dated but a good book on propagation techniques with specific details for a wide range of plants.
].
Layering in spring or summer. Plants often self-layer[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].
Cite as: Temperate Plants Database, Ken Fern. temperate.theferns.info. 2024-12-10. <temperate.theferns.info/plant/Forsythia+suspensa>

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