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Lonicera japonica - Thunb.                
                 
Common Name Japanese Honeysuckle
Family Caprifoliaceae
Synonyms Nintooa japonica. (Thunb.)Sweet.
Known Hazards The leaves contain saponins[179]. Saponins are quite toxic but are poorly absorbed by the human body and so most pass through without harm. They can be found in many common foods such as some beans. Thorough cooking, and perhaps changing the cooking water once, will normally remove most of the saponins. Saponins are much more toxic to some creatures, such as fish, and hunting tribes have traditionally put large quantities of them in streams, lakes etc in order to stupefy or kill the fish[K].
Habitats Thickets in hills and mountains all over Japan[58]. Woods in the mountains and lowlands of Korea[279].
Range E. Asia - China, Japan, Korea. Locally naturalized in Britain[50].
Edibility Rating  
Medicinal Rating  
Care
Fully Hardy Well drained soil Moist Soil Semi-shade Full sun

Summary       

Physical Characteristics       
 icon of manicon of climber
Lonicera japonica is an evergreen Climber growing to 5 m (16ft) by 5 m (16ft) at a fast rate.
It is hardy to zone 4. It is in leaf 12-Jan It is in flower from Jun to July. The flowers are hermaphrodite (have both male and female organs) and are pollinated by Moths.


Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers dry or moist soil.

Lonicera japonica Japanese Honeysuckle


Lonicera japonica Japanese Honeysuckle
http://fr.wikipedia.org/wiki/Utilisateur:Jeffdelonge
   
Habitats       
Woodland Garden Dappled Shade; Shady Edge; Ground Cover;
Edible Uses                                         
Edible Parts: Flowers;  Leaves.
Edible Uses: Tea.

Leaves - cooked. The parboiled leaves are used as a vegetable[183]. Some caution is advised, see notes above on toxicity. Flowers - sucked for their sweet nectar[183], used as a vegetable or made into a syrup and puddings[183]. A tea is made from the leaves, buds and flowers[177, 183].
Medicinal Uses


Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.

Antibacterial;  Antiinflammatory;  Antispasmodic;  Antiviral;  Depurative;  Diuretic;  Febrifuge;  Skin;  TB;  VD.

The stems and flower buds are alterative, antibacterial, anti-inflammatory, antispasmodic, depurative, diuretic, febrifuge[147, 174, 176, 178, 238]. The plant is also used to reduce blood pressure[174, 176, 238]. The stems are used internally in the treatment of acute rheumatoid arthritis, mumps and hepatitis[238]. The stems are harvested in the autumn and winter, and are dried for later use[238]. The stems and flowers are used together as an infusion in the treatment of upper respiratory tract infections (including pneumonia) and dysentery[238]. An infusion of the flower buds is used in the treatment of a wide range of ailments including syphilitic skin diseases and tumours, bacterial dysentery, colds, enteritis, pain, swellings etc[174, 176, 218, 222, 238, 279]. Experimentally, the flower extracts have been shown to lower blood cholesterol levels and are antibacterial, antiviral and tuberculostatic[222, 279]. Externally, the flowers are applied as a wash to skin inflammations, infectious rashes and sores[238]. The flowers are harvested in early morning before they open and are dried for later use[238]. The plant has a similar action to Forsythia suspensa and is usually used in combination with that species to achieve a stronger action[176]. This plant has become a serious weed in many areas of N. America, it might have the potential to be utilized for proven medical purposes[222].
Other Uses
Basketry;  Insecticide.

A very vigorous climbing plant, it makes a good dense ground cover plant where it has the space to run over the ground but it will swamp smaller plants[197, 200]. The sub-species L. japonica repens is especially used for this purpose on the continent[182]. The cultivar 'Halliana' has also been recommended[188, 197]. This cultivar should be clipped back severely in the spring if it gets untidy, it responds well to such conditions[208]. Plants should be spaced about 1 metre apart each way[208]. The plant is said to be insecticidal[218]. The stems have been used in making baskets[257].
Cultivation details                                         
Prefers a good moist soil with its roots in the shade and its top climbing into the light[200]. Succeeds in any soil in part shade[184]. Established plants are drought tolerant[190]. They succeed in dry shade, the cultivar 'Halliana' is especially recommended for such a situation[188]. Plants are hardy to about -20°c[184]. The foliage can be damaged in severe wind-chill conditions but the plant usually recovers in the spring[202]. Fruit is only formed after a hot summer[202]. A rampantly growing plant[190], it climbs by twining around other plants[182] and makes an excellent screen for a north or east facing fence or an unsightly object[190]. This species has the potential to become a rampant weed, it has escaped from cultivation in N. America whre it can outcompete native species[274]. The plant has powerfully scented flowers. The white-flowered cultivar 'Halliana' has a pronounced lemon-like perfume[245]. There are several named varieties, developed for their ornamental value[182, 200].
                                                                                 
Propagation                                         
Seed - best sown as soon as it is ripe in a cold frame. Stored seed requires 2 months cold stratification[113] and should be sown as soon as possible in a cold frame. 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, 7 - 10cm with or without a heel, July/August in a frame. Good percentage[78]. Cuttings of mature wood of the current season's growth, 15 - 20cm with or without a heel, November in a cold frame. Good percentage[78]. Layering in autumn[200].
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Expert comment                                         
 
      
Author                                         
Thunb.
                                                                                 
Botanical References                                         
1158200
                                                                                 
Links / References                                         

[58]Ohwi. G. Flora of Japan. (English translation)
The standard work. Brilliant, but not for the casual reader.
[78]Sheat. W. G. Propagation of Trees, Shrubs and Conifers.
A bit dated but a good book on propagation techniques with specific details for a wide range of plants.
[113]Dirr. M. A. and Heuser. M. W. The Reference Manual of Woody Plant Propagation.
A very detailed book on propagating trees. Not for the casual reader.
[147]? A Barefoot Doctors Manual.
A very readable herbal from China, combining some modern methods with traditional chinese methods.
[174]Kariyone. T. Atlas of Medicinal Plants.
A good Japanese herbal.
[176]Yeung. Him-Che. Handbook of Chinese Herbs and Formulas.
An excellent Chinese herbal giving information on over 500 species. Rather technical and probably best suited to the more accomplished user of herbs.
[177]Kunkel. G. Plants for Human Consumption.
An excellent book for the dedicated. A comprehensive listing of latin names with a brief list of edible parts.
[178]Stuart. Rev. G. A. Chinese Materia Medica.
A translation of an ancient Chinese herbal. Fascinating.
[182]Thomas. G. S. Ornamental Shrubs, Climbers and Bamboos.
Contains a wide range of plants with a brief description, mainly of their ornamental value but also usually of cultivation details and varieties.
[183]Facciola. S. Cornucopia - A Source Book of Edible Plants.
Excellent. Contains a very wide range of conventional and unconventional food plants (including tropical) and where they can be obtained (mainly N. American nurseries but also research institutes and a lot of other nurseries from around the world.
[184]Phillips. R. & Rix. M. Shrubs.
Excellent photographs and a terse description of 1900 species and cultivars.
[188]Brickell. C. The RHS Gardener's Encyclopedia of Plants and Flowers
Excellent range of photographs, some cultivation details but very little information on plant uses.
[190]Chatto. B. The Dry Garden.
A good list of drought resistant plants with details on how to grow them.
[197]Royal Horticultural Society. Ground Cover Plants.
A handy little booklet from the R.H.S.
[200]Huxley. A. The New RHS Dictionary of Gardening. 1992.
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
[202]Davis. B. Climbers and Wall Shrubs.
Contains information on 2,000 species and cultivars, giving details of cultivation requirements. The text is terse but informative.
[208]Thomas. G. S. Plants for Ground Cover
An excellent detailled book on the subject, very comprehensive.
[218]Duke. J. A. and Ayensu. E. S. Medicinal Plants of China
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.
[222]Foster. S. & Duke. J. A. A Field Guide to Medicinal Plants. Eastern and Central N. America.
A concise book dealing with almost 500 species. A line drawing of each plant is included plus colour photographs of about 100 species. Very good as a field guide, it only gives brief details about the plants medicinal properties.
[238]Bown. D. Encyclopaedia of Herbs and their Uses.
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.
[245]Genders. R. Scented Flora of the World.
An excellent, comprehensive book on scented plants giving a few other plant uses and brief cultivation details. There are no illustrations.
[257]Moerman. D. Native American Ethnobotany
Very comprehensive but terse guide to the native uses of plants. Excellent bibliography, fully referenced to each plant, giving a pathway to further information. Not for the casual reader.
[274]Diggs, Jnr. G.M.; Lipscomb. B. L. & O'Kennon. R. J Illustrated Flora of North Central Texas
An excellent flora, which is also available on-line.
[279] Medicinal Plants in the Republic of Korea
An excellent book with terse details about the medicinal uses of the plants with references to scientific trials. All plants are described, illustrated and brief details of habitats given.

Readers comment                                         
 
Elizabeth H.
Thu Jan 26 2006
Thsi si one of the ingredients listed in an herbal product called BP Balance. It is supposed to lower Blood Pressure. Some testimonials on Sites selling the product say it lowered their BP in days , when prescription medications would not. Other ingredients listed in the BP Balance are F.Sophora, F.Notoginseng Hoo, L.F. Prunella Vulgatise, Lonicera Japonica, J. Aponica Thund, and Wet Huse, sometimes spelled Wewt Huse. I purchased 3 bottles, and think I may have gotten a rip off brand. It wasn't labled except with the ingredients, no brand name, and said on the lable, "no medical value", "no side effects". Made in China. I believe it was a rip off of a legitamite product, as it costs considerably less then when I found it on other Sites.
Elizabeth H.
George Nelson Thu Mar 23 2006
I have had high blood pressure (150/90) for about six years and was prescribed a low dose of Toprol. I took the Toprol for 2 years and saw my BP drop to an average 140/85. Okay, but not good enough. A couple of months ago I visited a natural healing herbalist who receommended the "BP Balance" another reader refers to. I think I bought the same brand as that reader, because the label markings are the same. Cost: $22 American for 100 tablets. The tablets are very small, and I take 6 per day. Within three days my BP dropped to an average of about 130/78, with systolic number frequently in the 120's. I don't know if the brand I'm getting from my herbalist is a "rip-off" (as suggested by the other reader) or not, but it does seem to be effective, at least in my case. I am now searching for a more well-known or reliable brand. I am also looking to buy larger quantities at perhaps lower cost per tablet.
Elizabeth H.
Jerry Johnson Sun Mar 26 2006
I too bought 3 bottles of BP Balance as the person above did. It came in a generic looking bottle with nothing on the lable exceopt the ingredients , made in China, and also had " No medical value" "no side effects" written . There was no company name. I have been on 2 medications for BP for several years, Toprol 3 times per day, and Altace 1 time per day. Two madicines do not lower my Bp as it should. When I read about BP Balance and how it brought your pressure under control in as little as 3 days, I was impressed to say the least. I ordered it from a site called Supervits.com, but whae it arrived it had been sent from a company called Discount Health Foods owned by a man named Phillip D. Pecoraro. I took all 3 bottles which I got at a lower price than some Sites, and I too believe it is a rip-off of another product. It did NOTHING to lower my BP, and I continued to take my doctor prescribed medications too. On the Site there are many good things said about Mr. Pecoraro, and how he is a contributer society. I don't know if he believes he is selling the "REAL" Bp Balance or not, but I would advise anyone considering it to purchase it from any company other than this one. If I remember I paid 19.95 per bottle and they offered free shipping if you bought 50.00 or more, hence the reason for ordering 3 bottled. Other Sites sell what probably is the real item for 24.95-29.95 per bottle and charge for S/H. You be the judge, and if anyone knows if there is really a BP Balance which works please post it and your comments. Thank You.
Elizabeth H.
Wed Oct 4 2006
Hi I have purchased 2 bottles of BPBalance for 25.95 (a bottle of 100 tea pills)The product does work.Carl
John M.
Jun 26 2011 12:00AM
I love the nectar from Lonicera Japonica. It's one of my favorite fragrant flowers as well. If you have a lot of Honeysuckle on your property and want to find a use for it, try starting a bee hive!
Malchus K.
Aug 13 2011 12:00AM
A syrup made of the flowers just like shown here tastes very nice: http://invasivore.org/2011/06/recipe-honeysuckle-simple-syrup/ As this plant, once established, has many many flowers, i'll have quite a few litres of Japanese Honeysuckle syrup this year.
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