mizuyari
Registered:1360889009 Posts: 79
Posted 1392557864
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#1
Firstly, I apologize for troubling ascpete. I tried 'graft cutting'. The purpose of graft cutting: In the case of usual 'cutting', rooting and budding take place by the stored energy in the scion. On the other hand, in the case of 'graft cutting', once the combination between the scion and rootstock is formed, rooting and budding take place by the stored energy in the rootstock and scion. When the scion is valuable, short and thin, I thought that 'graft cutting' can raise the success rate than 'cutting'. However, a disadvantage of graf cutting is a mixing of Fig Mosaic Viruses. Procedure: 1. preparing for scions and rootstocks (1st picture) Scion:Cucumber, Gino, Narragansett, Pawpaw's Turkey, Seabrook Banana, Smith Rootstock:Alma, Col de Dame Gris, Longue Daut, Rodos, etc. I divided each scion into four pieces. If we assume a success rate of graft cutting is 30%, then the success rate of this case is (1-0.7^4)*100=76% 2. grafting (2nd-6th pictures, performed on Feb. 2-3) 3. brushing indole-3-acetic acid of 0.04% at the bottom part of the rootstocks. 4. planting grafted cuttings (7th-8th pictures, performed on Feb 4) 5. keeping between 60 and 77 degrees fahrenheit. I want to report the current state of the 'graft cutting' about every 10 days. I hope that all of them will not go south and at least one of them survive.
mizuyari
Registered:1360889009 Posts: 79
Posted 1392558035
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#2
12 days after planting All scions are alive now. (life / total) 1. Cucumber, 4/4 2. Gino, 4/4 3. Narragansett, 4/4 4. Pawpaw's Turkey, 4/4 5. Seabrook Banana, 4/4 6. Smith 4/4 Buds have begun to break through Parafilm. About 2 or 3 weeks later, scions will start to put forth leaves. If the combination between the scion and rootstock are not completed, the scion dies. What will happen?
ascpete
Registered:1336096379 Posts: 1,942
Posted 1392565135
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#3
Mizuyari, Thanks for the update. No apologies necessary, Your original post was filled with information, links and pictures and deserved a Topic of its own... as can also be seen from the updated pictures. Thanks again for starting This topic and posting the updates. If the scion dies, the rootstock should root and continue to grow.
Rewton
Registered:1291943117 Posts: 1,946
Posted 1392565322
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#4
Looks like a good start. Do you have any idea on root development? Keep us posted on their progress. Do you keep the trays in a humid chamber?
__________________ Steve MD zone 7a
mizuyari
Registered:1360889009 Posts: 79
Posted 1392566399
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#5
ascpete I do not know whether this experiment succeed or not, but I am going to update until a result is given. I wish that I can offer any useful information. I will greatly appreciate your guidance.
mizuyari
Registered:1360889009 Posts: 79
Posted 1392568806
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#6
Rewton Nice to meet you. In this setting, I do not know the state of the root. I hope that rooting starts within one month. One month later, I will dig soil and check the root. I made a chamber which is covered with vinyl. I have not measure the humidity. But I think humidity is high because dew condensation is generated.
Grasa
Registered:1347083219 Posts: 1,819
Posted 1392572957
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#7
Plan on tieing a piece of bamboo or something to support the new growth. I had one like yours that was very beautiful, but as it grew leaves, it became too heavy for the joint to support and it simply broke off when outside. I think it was the wind. your top scions look very good. it would be helpful if you start thinking how you will secure the top to the bottom without stressing the graft. You did a fabulous job and I like the way you 'plant' them in the mix, makes a lot of sense to me. I believe they will survive and will grow nicely. The joint will need support for a while.
__________________ Grasa
Seattle, WA
mizuyari
Registered:1360889009 Posts: 79
Posted 1392577658
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#8
Grasa Thanks for your advice. In this graft, combination of the scion and rootstock is weak. I will strengthen the weak point when it starts to grow leaves. The actual situation is a race against time. Before starting putting forth leaves, connection between the scion and rootstock must be completed and rooting must be started. Otherwise, the scion will dry up. Regardless of a result, I will keep posting. Thank you for understanding the way the grafted tree is planted. Fig scion is usually planted in this way in Japan.
pino
Registered:1383190021 Posts: 2,118
Posted 1392583398
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#9
How important is callousing to the success of the graft? For example when grafting grapes; the rootstock and scion are grafted and waxed they are then placed sideways in a cool container covered with a sand mixture for a few months for callous formation. After that they can be grown in a greenhouse and field planted the following year.
__________________Pino, zone 6, Niagara, JCJ Acres Wish; Peace on earth and more figs Italian 258, Galicia Negra, Luv, trade suggestions welcome.
mizuyari
Registered:1360889009 Posts: 79
Posted 1392597761
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#10
nice to meet you pino Thank you for important comment. Callous formation is more important than rooting and budding. In Japan, for graft cutting for grapes, firstly, callous formation are promoted at around 86 degrees fahrenheit for 10 days. Then cool down to around 77 degrees fahrenheit, rooting and budding are promoted. According ref. (1), researchers perform graft cutting of fig in March and April, and they plant them in a field. Their success rate is more than 80%. Thus I thought that such measures for grapes are not necessary for figs. If I fail this time, next time I will control moisture, temperature and brightness to prompt callous formation. (1): http://farc.pref.fukuoka.jp/farc/kenpo/kenpo-32/32-17.pdf
Grasa
Registered:1347083219 Posts: 1,819
Posted 1392598123
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#11
please tell us what does this mean?接ぎ挿し苗 揚げ接ぎ苗 挿し木苗
第3図 苗育成法別イチジク「桝井ドーフィン」苗木
の掘り上げ後の外観
1) 2012年 2月27日撮影
2) 左:接ぎ挿し苗,中:揚げ接ぎ苗,右:挿し木苗
__________________ Grasa
Seattle, WA
mizuyari
Registered:1360889009 Posts: 79
Posted 1392609744
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#12
Grasa Translation from Japanese into English is welcome. I am not very good at English and I am not familiar with technical terms of botany, so my sentences are probably strange. If there are incomprehensible sentences, please let me know. ========== Caption of Fig. 2 (Pictures of 'Toyomituhime') ========== 接ぎ挿し(=graft cutting)苗(=plant) rooted 'graft cutting' 揚げ接ぎ(=indoor grafting)苗(=plant) (grafting scion on bare root rootstock and plant them) 挿し木(=cutting)苗(=plant) rooted 'cutting' 第2図(=Fig. 2) 苗育成法別イチジク「とよみつひめ」苗木の掘り上げ後の外観 Pictures of plant of 'Toyomitumime' after digging up, according to three different nursing method. 1) 2012年(=year)2月(=month)27日(=day)撮影 Pictured on February 27, 2012 2) 左(=left):接ぎ挿し苗、中(=middle):揚げ接ぎ苗、右(=right):挿し木苗 LEFT: rooted 'graft-cutting', MIDDLE: indoor grafted plant, RIGHT: rooted 'cutting' (my comment: They breeded 'とよみつひめ' (= Toyometuhime) as well as 'Kibaru'. They are patented and is not allowed to take outside Fukuoka Prefecture in Japan. Although there is not fig wasp in Japan, fig breeding has been performed at laboratory in Fukuoka prefecture. Not only capri figs, but also common figs are used as male figs. The following method is patented. In April, blush or spray gibberellin of 10ppm on breba of common fig. In July, about 3 stamen per fruit are usually produced in the breba. Cut stamen out of the fruit, and pollinate it with pistil of main crop of common fig.) ========== Caption of Fig. 3 (Pictures of 'Masui Dauphine') ========== 第3図(=Fig. 3) 苗育成法別イチジク「桝井ドーフィン」苗木の掘り上げ後の外観 Pictures of plant of 'Masui Dauphine' after digging up, according to three different nursing method. 1) 2012年(=year)2月(=month)27日(=day)撮影 Pictured on February 27, 2012 2) 左(=left):接ぎ挿し苗、中(=middle):揚げ接ぎ苗、右(=right):挿し木苗 LEFT: rooted 'graft-cutting', MIDDLE: indoor grafted plant, RIGHT: rooted 'cutting'
aphahn
Registered:1354927274 Posts: 321
Posted 1392610875
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#13
Very interesting. I can't wait to see how they do.
__________________ Andy - Zone 6a Lat 39.9º N, Alt 5390' Westminster CO ⚘ Scion List
mizuyari
Registered:1360889009 Posts: 79
Posted 1392613145
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#14
aphahn Nice to meet you. I hope that they will survive and become trees. I am also interested in cold hardy figs. In Japan, Bonholm's Diamond, Hardy Chicago and Quinta are cultivated.
Luke
Registered:1338621371 Posts: 204
Posted 1392624368
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#15
Thank you for taking the time to post all this great info, look foreword to seeing the results.
__________________ Luke 8b, England. Wish list: Olympian, Malta black, Nero 600m/400m(Vallecald),Tacoma Violet,
Liza
Registered:1324404004 Posts: 110
Posted 1392631701
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#16
Good morning Mizuyai, Very interesting reading your post and I hope to read more.......... Please, would you know what the outcome was for the experiment in the original Paper that was published? Many thanks Liza
__________________ Liza
https://www.facebook.com/Fig.Farm?ref=tn_tnmn
Growing in the UK and Portugal:
mizuyari
Registered:1360889009 Posts: 79
Posted 1392632893
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#17
Luke Nice to meet you. I learned a lot from this forum. I hope I can repay my debt of gratitude to forum members.
mizuyari
Registered:1360889009 Posts: 79
Posted 1392635622
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#18
Liza Nice to meet you. I will translate a part of original tables. Please feel free to ask if you have any questions. ==================== table I on the page 77 (performed on 2010. rootstock: Kibaru. On each column, 20 grafts are performed.) Toyometuhime graft-cutting March 30 100% indoor-grafting April 2 100% Houraisi graft-cutting March 30 85% indoor-grafting April 2 80% first row: cultivar of scion second row: method third row: performed date fourth row: success rate ==================== ==================== table II on the page 78 (performed on 2011. rootstock: Kibaru. On each column, 20 grafts or cuttings are performed.) Toyometuhime graft-cutting April 8 100% indoor-grafting April 8 100% cutting April 8 100% Masui Dauphine graft-cutting April 8 100% indoor-grafting April 8 100% cutting April 8 90% first row: cultivar of scion second row: method third row: performed date fourth row: success rate ==================== on the variety name: キバル(=Kibaru): rootstock with resistance to some kind of diseases とよめつひめ(= Toyometuhime): their developed cultivar 蓬莱柿(=houraisi): imported probably from China in 16th century. Fruit weight is about 100 grams. Brix approaches from 15% in summer to 30% in the late fall. 桝井ドーフィン(=Masui Dauphine): most popular cultivar in Japan
Grasa
Registered:1347083219 Posts: 1,819
Posted 1392663795
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#19
Fascinating information. Thank you for sharing. I tried using google translation and it showed "when the fried scion"...so I knew it was off! I was confused as to the pictures of the bare rooted plants. Now I see, it was for the experiment so it could be evaluated. They must have special chambers with controlled temperature as well. Have you had personal contact with someone doing this? or visited a place? We all would love to know more about this amazing methods of growing figs. Perhaps one of these are near your city, and you can share more with us about this. http://www.hawaiifruit.net/Figs-Japan.htm specifically here:Examples can be seen at the following links.
http://www.hawaiifruit.net/togofig/index.html
http://www.hawaiifruit.net/hamafig/index.html
http://www.hawaiifruit.net/figstation/index.html
http://www.hawaiifruit.net/aifarm/aifigfarm.html
__________________ Grasa
Seattle, WA
mizuyari
Registered:1360889009 Posts: 79
Posted 1392684485
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#20
Grasa I should have translated the important parts of the paper. As shown in 第一図(=Figure 1) on the page 77, the length of the rootstock is about 20-25 cm, and all buds (in this case, 3 buds) are cut off. In my case, some buds were cut off, and the others were not. On the other hand, the length of the scion is about 5 cm with one-node. In my case, most of scions were shorter than 5 cm. '揚げ' means 'rising (or lifting) something from low position to high position' as well as 'frying'. I think more than 99% Japanese regard '揚げ' as 'frying'. Thus '揚げ接ぎ' is very strange Japanese. Since '接ぎ' means 'grafting', '揚げ接ぎ' means 'after digging up rootstock, grafting scion on the rootstock'. I have no personal contact with the researchers, and have not visited their laboratory. I am not researcher but wannabe farmer. However, they present their research results on this page, so we can learn from there (Sorry, Japanese only)http://farc.pref.fukuoka.jp/farc/seika/seika07/sei-mo07.htm They are studying Figs, Kiwi fruits, Grapes, Oranges, Persimmons and Pears. Last year, I asked them whether I could purchase 'Kibaru'. They turned down my request on the ground of law. They are studying fruits for farmers in Fukuoka Prefecture ( I live in Oita Prefecture. ) Thank you for informing me the sites. Step over style is very popular in Japan and efficient. And Aichi Prefecture is Japan's top producer of fresh figs and the head office of Toyota (automaker) is in Aichi. Interesting variation of step over style is as follows (Sorry, Japanese only)http://www.pref.aichi.jp/nogyo-keiei/nogyo-aichi/gijutu_keiei/kaju1303.pdf Best Regards mizuyari
Ekierk
Registered:1349141058 Posts: 165
Posted 1392687429
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#21
Very Informative topic. Thank you for posting this. I may try something similar
mizuyari
Registered:1360889009 Posts: 79
Posted 1392699872
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#22
Ekierk Nice to meet you. I wish you a success. If I fail, please use our data as negative example.
milehighgirl
Registered:1382109709 Posts: 284
Posted 1392703159
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#23
mizuyari, Your work is very neat. I have a question regarding rooting of the rootstock. Would success rates be better if the rootstocks were rooted prior to grafting?
__________________ USDA Zone 5b, Sunset 2b
Looking for: Becane, Dalmatie, Doree, Florea, Hanc's EBT, Italian 258, LaRadek's EBT, Longue d'Aout, Marseilles White , Negronne, Nordland, Sal's EL, Strawberry Vert, ...anything cold hardy and short season. (Willing to pay for cuttings)
mizuyari
Registered:1360889009 Posts: 79
Posted 1392706772
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#24
milehighgirl Nice to meet you. >Would success rates be better if the rootstocks were rooted prior to grafting? Yes, it would be. If the rootstocks were already rooted, the success rates would seem to become almost 100%. References are as follows. In my case, I am experimenting on whether graft-cutting goes well. If graft-cutting go well, it would reduce a procedure and time to nurse a grafted tree. Not pregnant but carrying multiples - new graftshttp://figs4funforum.websitetoolbox.com/post/not-pregnant-but-carrying-multiples-new-grafts-6300805 Graft and a ducklinghttp://figs4funforum.websitetoolbox.com/post/graft-and-a-duckling-6328917 fig-fig bark grafthttp://figs4funforum.websitetoolbox.com/post/figfig-bark-graft-6364290 5 cuttings = 10 new startershttp://figs4funforum.websitetoolbox.com/post/5-cuttings-10-new-starters-6101724
greenfig
Registered:1359790036 Posts: 3,182
Posted 1392709418
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#25
Dear mizuyari,
Two of the links you provided were mine and both grafts are still alive and well!
The fig-fig bark graft is the most interesting to me since both grafts made it. I can take a photo tomorrow as an update. The buds just broke and in a week or two we could see the large O'Rourke leaves. I think the success was partially in a very good and strong rootstock that was rooted fist . It could support the grafts.
The other one, in the duckling post, is still dormant. It has an old leaf but no new ones.
Thank you for your translation and showing us the results of your skills!
__________________ wish list: Violeta, Calderona. USDA z 10a, SoCal
mizuyari
Registered:1360889009 Posts: 79
Posted 1392743282
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#26
Dear greenfig, Nice to meet you. I studied a lot from your posts. Thank you. And thank you for letting we know the current state of grafted fig trees and the reason for success in grafting. I'm looking forward to your photos. I thought of one thing. I should have sterilized the cuttings with 10% bleach solution, so that various germs do not enter from the cut end.
greenfig
Registered:1359790036 Posts: 3,182
mizuyari
Registered:1360889009 Posts: 79
Posted 1392817779
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#28
Hi greenfig, Thank you for posting photos. Amazingly, buds are already breaking. California seems to be warm. I hope that your fig tree grow well. In my case also, since some scions were thin, the cuttings seemed to fail. In order to increase a survival rate, graft-cuttings were done. I wish that roots appear from the rootstocks. Since your success became clear two months after the grafting, my results will become clear at the beginning of April.
mizuyari
Registered:1360889009 Posts: 79
Posted 1393760636
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#29
26 days after planting All scions are alive now. (life / total) 1. Cucumber, 4/4 2. Gino, 4/4 3. Narragansett, 4/4 4. Pawpaw's Turkey, 4/4 5. Seabrook Banana, 4/4 6. Smith 4/4 Today I dug soil and checked the root. The following two pictures are before and after digging soil. The root of some cutting has already grown.http://www.flickr.com/photos/118875434@N04/12875803785/ http://www.flickr.com/photos/118875434@N04/12875804085/ (Sorry. When I tried to insert photos, the alert 'Sorry, you do not have permission to perform this action', appears.) The following picture is sprout of Narragansett.http://www.flickr.com/photos/118875434@N04/12875896683/ It seems that the growth of sprout stopped right now. This indicates that the growth was supported by the stored energy of the scion. If the cambium layers of the scion and rootstock are connected, the growth of sprout start again. Else if, the leafs fall.
Ampersand
Registered:1389979527 Posts: 728
Posted 1393761196
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#30
Very cool and impressive, please keep sharing!
mizuyari
Registered:1360889009 Posts: 79
Posted 1393762083
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#31
Ampersand Nice to meet you. If it is successful, I will keep updating until I harvest fruits.
lampo
Registered:1329071797 Posts: 2,062
Posted 1393763685
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#32
Mizuyari, Congratulations. What a job and super efficiency ! Francisco
mizuyari
Registered:1360889009 Posts: 79
Posted 1393764574
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#33
Hi Francisco, Thanks. But it's just a milestone, not the end of the journey.
deerhunter16b
Registered:1352062719 Posts: 785
Posted 1393774384
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#34
Very interesting .....good luck with them
__________________ john
Zone 7a
mizuyari
Registered:1360889009 Posts: 79
Posted 1393778925
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#35
Hi deerhunter16b, Thank you. Nice to meet you. Your rooting method is also interesting. Physical properties of the plant change according to the rooting environment.
ascpete
Registered:1336096379 Posts: 1,942
Posted 1393779785
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#36
Mizuyari, Thanks for posting the update. What is your soil mix recipe? It looks like Coconut Coir and Gravel, what are the ratios? Thanks.
thearabicstudent
Registered:1366758767 Posts: 118
Posted 1393800291
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#37
Amazing. I figured that cuttings would be too fragile to graft on right away, but you seem to have the magic touch.
__________________http://www.thearabicstudent.com Maryland, Zone 7a (half a mile from 6b)
mizuyari
Registered:1360889009 Posts: 79
Posted 1393827540
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#38
Hi ascpete, Sorry my reply is late. Soil mix recipe is (Coconut Coir : Bora soil (ボラ土) =1:1). The Bora soil is ejectamenta of the Mt. Kirishima (in Japan). The Bora soil is like pumice and cheap (20 liters costs about 1 dollar). The water retentivity of the Bora soil is worse than pearlite. Since the Bora soil is acidulous (ph: 5-6), there are few germs, like sphagnum moss. In order to make soil mix acidic, I added the Bora soil. Thus the ratio of Coconut Coir and Bora soil is arbitrary.https://www.google.co.jp/search?q=%E3%83%9C%E3%83%A9%E5%9C%9F&client=firefox-a&hs=iIi&rls=org.mozilla:ja:official&hl=ja&tbm=isch&tbo=u&source=univ&sa=X&ei=GBsUU8GlKYnwkAXTk4HYDA&ved=0CC0QsAQ
mizuyari
Registered:1360889009 Posts: 79
Posted 1393829436
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#39
Hi thearabicstudent, Nice to meet you. I treated according to the instructions of the paper. Since I am a beginner, it takes about 5 minutes to finish grafting (from cutting to taping). A result will become clear in two months. Please wait a little while more.
ascpete
Registered:1336096379 Posts: 1,942
Posted 1393863106
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#40
Mizuyari, Thanks for the reply. From the healthy looking roots, it looks as if its working successfully.
mizuyari
Registered:1360889009 Posts: 79
Posted 1393866284
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#41
Hi ascpete, In Japan, when planting fig scions, we usually use 100% Kanuma soil (鹿沼土). The Kanuma soil is also ejectamenta of the volcanoes, pumice and acidulous. The water retentivity of the Kanuma soil is better than the Bora soil. Since shipping expenses of the Kanuma soil from the Kanuma soil-field are high, I used Bora soil. Kanuma soil:https://www.google.co.jp/search?q=Kanuma+soil&client=firefox-a&hs=F4r&rls=org.mozilla:ja:official&hl=ja&tbm=isch&tbo=u&source=univ&sa=X&ei=vq0UU4fDEJCclQXYk4CIDg&ved=0CCkQsAQ&biw=1043&bih=864 The 6th picture of this site is an actual example:http://blog.zige.jp/pastral/kiji/542268.html The ratio (Coconut Coir : Bora soil =1:1) is the first attempt for me. If I fail, I think about it a lot, and from there I can make a new start. Your following post is food for thought. Thank you.http://figs4funforum.websitetoolbox.com/post/easy-simple-and-practical-tricks-to-increase-potted-fig-cutting-survival-rates-6719728?pid=1281407982#post1281407982
mizuyari
Registered:1360889009 Posts: 79
Posted 1395002346
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#42
41 days after planting lower left: Cucumber lower right: Seabrook Banana upper left: Gino upper right: Pawpaw's Turkeyhttp://www.flickr.com/photos/118875434@N04/13200698633/in/set-72157642452741093 forward: Narragansett toward: Smithhttp://www.flickr.com/photos/118875434@N04/13200573195/in/set-72157642452741093 Criteria of the success or failure i) probably success: the green wood is larger than the scion (interchange of nourishment and water is possible between the sicon and the rootstock) Seabrook Banana:http://www.flickr.com/photos/118875434@N04/13200895604/in/set-72157642452741093 Gino:http://www.flickr.com/photos/118875434@N04/13200715833/in/set-72157642452741093 ii) live: growth stops, leaves drop (interchange of water is possible between the scion and the rootstock) Smith:http://www.flickr.com/photos/118875434@N04/13200590685/in/set-72157642452741093 iii) failure: scion dies (combination between the scion and the rootstock ends in failure) cultivar( success / live / dead ) 1. Cucumber 0 / 4 / 0 2. Gino 3 / 1 / 0 3. Narragansett 0 / 4 / 0 4. Pawpaw's Turkey 2 / 2 / 0 5. Seabrook Banana 1 / 3 / 0 6. Smith 0 / 4 / 0 In our city, an average lowest and highest air temperature in mid-March is 42.6F (5.9C) and 58.1F (14.5C), respectively. Temperature is low to take out figs from a chamber. I am going to transplant grafted figs in a pots in April.
recomer20
Registered:1378013757 Posts: 402
Posted 1395007460
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#43
Thank you for a great thread, mizuyari. Wonderful results and documentation. Many of the grafted scions seemed too large to graft successfully to this type of bark (?) graft. Very exciting to see your success.
__________________ Rick C. Birmingham, AL z7b --- *INGROUND: S.C.Lemon ("Dr.Welch"), LSUpurple, Celeste (Std) *POTTED 3rd Yr: Alma, Atreano, BattGreen, GrnGreek, HardyChicago, ItalianBlack (Becnel), LSUGold?, MBvs, Sal's EL, Southern BT?, St.Jean, Jackie'sUnk *POTTED 2nd Yr: SunbirdUnkJP, BourjNoire, JHAdriatic, ValleNegra *ROOTING: RdB, ScottsBlk, BlkGreek-MN,Preto
lampo
Registered:1329071797 Posts: 2,062
Posted 1395008371
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#44
Mizuyari, That is a superb job! Congratulations. Your success makes me think that I should try graft cutting on a next opportunity. Francisco
mizuyari
Registered:1360889009 Posts: 79
Posted 1395013039
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#45
Nice to meet you recomer20. You are welcome. Graft-cutting was performed to check a propagating method when a scion is valuable, short and thin(? in our case, some scions are thick). We call this grafting method "Kiritugi (切り接ぎ)" in Japanese. It is easy to put cambium layers together by this method. How do you say "Kiritugi" in English? Veneer grafting? For example, kiwi:http://fruitgrowing.blog24.fc2.com/blog-entry-614.html#end blueberry:http://fruitgrowing.blog24.fc2.com/blog-entry-617.html#end
mizuyari
Registered:1360889009 Posts: 79
Posted 1395014803
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#46
Hi, Francisco Thank you. Because there are success and near failure examples, it seems that it can be possible to increase success rates by checking conditions. I also carried out other graft cuttings on many cultivars. I will introduce a failure example next time. Hiroshi
can_smokva
Registered:1376249606 Posts: 89
Posted 1395018962
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#47
mizuyari-san hello sir, very impressive work! are you concerned when there a minor leaf drop occurs? what do you think causes a leaf to drop? I have noticed some young leaf drop off the otherwise well growing shoot. Damir
mizuyari
Registered:1360889009 Posts: 79
Posted 1395022525
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#48
Damir-san Nice to meet you. Thank you. When the grafting goes well, a green wood grows up, and a leaf rarely falls. In this sense, leaf dropping concerns me. When the grafting does not goes well, growth of the green wood stops, and a scion dries up by the transpiration of the leaf. I think that in order to avoid dying, a scion spontaneously drops leafs. Thus leaf dropping indicates that the grafting does not goes well. Sometimes a green wood continues growing with dropping minor leafs. I think that the scion drops the leaf which does not fit environment. In this case, I do not mind leaf dropping.
can_smokva
Registered:1376249606 Posts: 89
Posted 1395061439
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#49
mizuyari-san Thank you for expaining the minor leaf drop. I share your understanding of it. Regards Damir
mizuyari
Registered:1360889009 Posts: 79
Posted 1395066055
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#50
Damir-san In the case of a cutting, leaf dropping is sometimes observed when the scion starts leafing out. At first, leafing occurs as the scion being a part of a tree. But in actuality, the scion is not a part of the tree. It is just a stick. As a consequence, the leaf can not adapt itself to environment. Thus, leaf dropping occurs. Warm regards, Hiroshi