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Messages - svennagel97

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1
Tropical Fruit Discussion / Re: Cupuacu apical buds dry out
« on: December 15, 2023, 09:07:39 AM »
I have the same results like you. Cocoa is thriving but my Theobroma grandiflorus and T. mammosum are the opposite. They grew barely and had the same deformed leaves as yours. I’m growing my plants in growboxes with very high humidity and temperatures around 25 degrees celsius. I didn’t came up with a solution so far but I will follow this thread. Maybe someone had the same problems and managed to figure out what’s missing.

Regards, Sven

2
Tropical Fruit Buy, Sell & Trade / Re: WTB seeds EU
« on: November 01, 2023, 05:28:03 AM »
I absolutely recommend Exoteninsel. They have a pretty large variety of plants and seeds available. I know them personally and mostly all of my plants I have in my collection are from them. They send seeds world wide and plants within Europe. If I’m not mistaken, they even have airlayered Escarlate Jaboticaba. I got mine this year and it already fruited.

3
Tropical Fruit Discussion / Re: Jaboticaba - Zone 7 or Colder
« on: September 28, 2023, 07:52:08 AM »
I‘m in zone 8a. I’m growing plinia clausa, escarlate, red, plinia aureana’branca Mel’ and plinia phitrantha ‘giant red crystal’. I keep them most of the time outdoors. From october til april I’m growing them in my grow boxes with constant temperatures above 20 degrees Celsius and humidity. So far my only fruiting Jabo is the escarlate. The others are growing pretty good for my climate. I even manage keep cocoa thriving in germany. So If you are able to grow under LEDs yours should withstand winter pretty good as well.

4
Tropical Fruit Discussion / Re: Eugenia leitonii
« on: June 04, 2023, 08:54:04 AM »
There is a Eugenia species out there that resembles the leitonii in appearance but isn't scientifically described yet. So it's name is Eugenia ssp. leitonii at the moment. This species is supposed to be quite delicious and cold hardy as the Feijoa since it was found in the same part of brasil as Feijoa. I can't tell you about it's taste, since I have a nearly one year old plant. So far it's doing great for me. Really fast grower. In Brasil first flowers appear after 3 years. Maybe another person on this forum knows what I'm talking about and has already tasted this species.

5
What type of soil did you use? And long did it take to germinate for you? I'll get 4 fresh seeds of this duguetia this week.
Regards, Sven

6
Hello friends,
I'm located in Germany and I am specialized in growing plants of the Sapotaceae, Annonaceae, Myrtaceae.
I'm looking for scions of following plants:
-Star apple, self pollinating variety
-chiko sapote, any good tasting variety
-durian, self pollinating variety
-jackfruit, any good tasting variety
-palora dragon fruit
-baby Cerrado dragon fruit
if you have scions of Achacha, Lucs Garcinia I'd really appreciate that.
Thanks. Regards,
Sven

7
Hello friends,
let me introduce you to my friends new online shop for rare tropical seeds and seedlings.
They are located in Germany but ship world wide and they have a nice collection! Got to know them a year ago and the quality of their seeds and service was always excellent.
Check it out at https://www.exoteninsel.com/
Regards, Sven

8
Hello,
do you have any information on growing the eugenia langsdorffii since it's from the Cerrado region of Brazil? I guess it's not that easy to make it happy in containers. Thanks, Sven

9
Check out Richard of Grafting Dragonfruit. He has a YouTube channel where he describes how to store pollen in the freezer for later use. I didn't try it out myself since my dragonfruits started forming flower buds just this year, but for him it works out pretty well.
Regards, Sven

10
Tropical Fruit Discussion / Theobroma pollination question
« on: May 29, 2022, 11:15:50 AM »
Hello,
since most cocoa plants are auto-incompatible, is it possible to cross pollinate flowers with pollen of another Theobroma species like T. grandiflorum?
Regards, Sven

11
Tropical Fruit Discussion / Soil requirements for duguetia
« on: May 14, 2022, 03:17:48 AM »
Hello,
I have a seedling of duguetia marcgraviana and recently I ordered seeds of duguetia lanceolata. The first seed started germinating. Do you have any recommendations in what kind of soil they grow best in? I thought of good draining soil, using lava rocks, sand, perlite, akadama, spaghnum moss and some worm cast. Do you think this mixture is well suited for duguetia? What are your experiences in growing this rare plant family?
Would love to hear your experiences and growing tips in general.

Regards,
Sven

12
Tropical Fruit Buy, Sell & Trade / Wanted: jackfruit scions Europe
« on: February 24, 2022, 01:13:52 PM »
Hello,
I'm looking for a supply of jackfruit scions this coming spring.
I'm located in germany, so shipping within europe is preferred. If you have scions, please write me which varieties you have and we can discuss prices and shipping.

Kind regards,
Sven

15
Wrote you here through the forum message system again. I think I made a mistake with your email address, since I couldn't find my written email either.
Regards,
Sven

16
Tropical Fruit Discussion / Re: Blueberries in FL
« on: August 19, 2021, 06:56:05 AM »
In germany they grow wild near swamps. So soil acidity should be low, 5.5 or even lower. Also they're sensitive to calcareous water and too much fertilizer. If they can't get chill hours during winter, I doubt blueberries will grow well in your climate.
Regards,
Sven

17
Send you an e-mail. Regards,
Sven

18
Yes I only can imagine how frustrated he must have felt.
I also understand his decision.

I think that there maybe isn't enough experience made in growing durian out of it's natural environment to tell that it's impossible to make it bloom. Without artificial lighting, constant temperature and humidity it's nearly impossible to grow most of the tropical plants in many parts of Europe. I know that there are many producing cocoa plants for example in greenhouses. So why not Durian if the right conditions where found under greenhouse conditions?
I think in order of exploration and gaining new information it's okay to dream and experiment with that dreams.

To get back to durian, the biggest tree I saw was a Durio zibethinus in the botanical garden of Berlin. It was nearly 3 m (9,8 ft) tall the last time I was there. They also had a giant bread fruit tree that already reached the top of the roof with little fruits on it. So maybe there are more bigger specimens of Durian throughout Europe than one might think. The next time I get there, I will ask if they might know of a durian tree that flowered in other botanical gardens or private collectors they know of. They have a huge greenhouse for tropical fruit plants, I think they are well connected.

I also read that wild jungle durian make the best rootstocks for grafting, since they are well adapted to poor and soggy soil, deseases and stuff. But I guess that counts only for the parts these wild jungle durio are from?

I plan on documenting my growing experience, if they don't make it even through the first winter I save up the money for scions. If they are alive but struggle I have to think about it again. But if they thrive, I will definitely try to get some scions and share all the experiences I made in its own thread.

I also get why you don't want to try growing durian again, all your points are right. Normally I don't grow ultra tropicals, I focus more on dragon fruit, annona, plinia, Eugenia and other smaller shrubs. But I was lucky to try a really good fresh durian a few weeks ago and I fell so in love that I thought that's such nice fruit that I must honor it by growing it as a plant, even if it's just ornamental and not flowering. So I guess I'm becoming that guy that travels just for fresh durian from now on.

I definitely will let you know if my plants survived winter and found a person willing to sell me scions.

And if someone reading this and is willing to support my plan with some D99 or other self compatible durian varieties next year, please feel free to get in contact with me.  :D

19
Hello, thanks for replying!

That's some bad news, sorry to hear that. But good to hear that you're keeping up with your hobby and started to grow again.

Yes I know durian are not easy ones, it's more of an experiment for me to see what is possible in my climate, with and without greenhouse conditions. Also grafted plants don't grow as vigorous and tall as non grafted ones. Makes it easier for me to keep it under control in the longterm. If I manage to keep them alive and let's say it will flower someday, it would be a shame if it's self incompatible.
So far, the tap roots are digging deep into the soil, there are no signs of leafs yet. If they make it through winter, I will try to get some scions and graft them next year at the end of spring.
But til then I'm trying to find a source for scions. If it's all working as planned, I may will have a grafted plant to spare next year if you're interested.
The D. kinabaluensis seems promising, but seeds aren't that easy to obtain either, right?


20
Hello,
I know it's been a while since the last post, but how is your durian tree? I'm trying to do the same as you. I have a few Durio zibethinus seeds sprouting, which I want to graft on some D99 Scions or other self compatible varieties of durian. Did you find over the years a source for durian scions or grafted plants? Also what is your experience in growing durian in moderate european climate?

21
Tropical Fruit Discussion / Re: Not enough Durian Discussion
« on: August 14, 2021, 11:12:45 AM »
Hello,
does anyone know which cultivars of durian are able to self pollinate? I read an short article where Chanee is described as 100% self sterile, but I couldn't find any further information on that topic.

22
I have a nearly three year old plant, but so far it didn't grow a lot. So I'm trying to figure out what soil mix is best suited for growing Luc's garcinia in containers. I want to use a deep container since they grow a tap root. As soil mix I plan to use spaghnum moss, perlite, vermiculite and worm cast with a drainage layer of expanded clay. What are your experiences in soil mixes and on how the plants react to different fertilizers?

23
I think I expressed myself a bit wrong, I don’t let it dry out completely or test its drought tolerance out, I just make sure I don’t overwater the plant. Now the temperature hits 104F so I have to water my plants twice a day.

24
Hello, thanks for your replies and thoughts on this topic.

Regarding the container size and root conditions I can tell that cherimoya has rather weak root growing. I repoted it last year and cut of one third of its roots and changed the soil nearly completely. My soil mixture consists of hummus, lava rocks, perlite, small amount of sand and akadama soil. I tried to create a very loose and airy mixture that works hopefully ideal for container growing. Any thoughts on that?
Also I try to take the next bigger size of container to make sure the plant can absorb as much water as it needs and the soil isn’t too wet for so long, since I read somewhere that cherimoya doesn’t like too wet soil and handles drought well. That doesn’t mean I don’t water it frequently, it just makes it easier for me to water it when my plant is thirsty.
But that’s a point I will definitely try to improve next year spring when it’s repoting season.

I also read that potassium plays a key element in fertilisation to induce flowering, did anyone heard of it or tried it themselves?
How often do you fertilise your trees?

Thanks so far, regards
Sven

25
Hello dear forum members,
6 years ago I started to grow a cherimoya plant by seed. I kept training it to maintain a manageable size, since I can’t plant it in the ground due to climate. I think it’s already big enough to hold fruits, but I didn’t noticed flowers so far.
I read in some threads that you can induce multiple flowering flushes by pruning the plant several times a year, but so far nothing appeared.
If someone is growing their (seed grown) cherimoya also in pots, how do you fertilise your trees, how and when do you prune your trees?

Regards,
Sven

This is my tree after I pruned it, I first pruned the top leading branches two weeks ago and yesterday I pruned the lower weaker growing branches and removed some leaves to force it branching out in the directions I want it to grow.


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