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Posted 5h ago by @MusicalRedmint

Hoya serpens update: overwhelming fragrance, more pedunc...

Hoya serpens update: overwhelming fragrance, more peduncles open. Enjoy. #hoya #hoyahangout
@MusicalRedmint ok. I must needs get this one. The size difference in leaves to flowers is too funny πŸ˜… I remember you saying this one was known to be difficult to bloom, is that right? 🌺 Did you find your regular care did it? Or was it a change or attention to light/temp/watering?

And, may I ask, as I realized I did not write it down yet πŸ“ , is the soidaoensis the chaotically cute one?
Omg that’s so pretty! Which kind of Hoya is this? πŸ₯°
@DreamMachine πŸ˜…
First off, yes, the soidaoensis is the small chaotic one with the satin looking leaves and the fluffy blooms reminiscent of the caudata.

On the blooming of the serpens, I'm not quite sure. I think it's a mix of several issues. First off: it has the reputation of being finicky in general. Even plants that at first grew well enough, suddenly dying over night, often after a repot. I do think (backed up by people who know way more than I, but don't remember who the source on that was, maybe milo, maybe frostvit, maybe vermonthoyas) that that problem can be minimized by remembering it's a creeper and offering up several rooting points. Letting it root lying down, and even later on laying some vines into the pots for a good root system.

Second is that it likes to play with people's feelings. It really does like to prepare peduncles "just in case". Very early on and a huge amount. Those don't drop, they just stall and wait for the right conditions. And I think that leads people to wait more anxiously/ impatiently because they expect something to happen.
So basically you hear of people that have them dying early on our are waiting for them to recover and then to bloom... and then they die. πŸ˜…

As for bloom triggers: it's traded as low light often, which makes sense because, again it's a creeper and receives mostly dappled light at first. But I've noticed that when they start growing it is consistently into the direction of the beast light anyway. And it doesn't mind.
Then I think I remember Doug Chamberlain somewhere transferring his theory regarding the sp.aff. thomsonii to his serpens. (Not sure it was him though 😬). Basically that many people think that those cooler growing hoyas like the thomsonii or the serpens need the cold as trigger, but somehow that's only working half of the time, so maybe it's the other side of seasonal changes, so, yes, photoperiod.

So, after a while of 2 of my serpens growing peduncle after peduncle without doing anything else, I switched things up. I shortened the photoperiod with my grow lights. Nothing much happened. Lengthened it again. Nada. Then spring turned to summer anyway, I was a bit worried about the heat in the room and noticed one wasn't doing well and moved it to the kitchen.
That's the one that bloomed.
The kitchen gets the most natural light I have to offer (at least in the warmer seasons). Also, the temperature shifts would be more pronounced there. When I moved it from the room, it would have a significant drop on temperature. And then would become warmer with more nightly drops closer to the window pane. Then factor in that I live rather up north, so summer day length is a big change in photoperiod, even considering the length of my growlights "days" before.

Basically, I would say I muddled through played around with several variables, added a good dose of luck and here we are. Btw the others kept quiet. It's only the kitchen one that bloomed. So my guess is photoperiod really has something to do with it, maybe amount of light as well. As for temperature in not sure, sounds feasible though. There is a reason, why my phals in the kitchen tend to overbloom. It's the place with the most temperature variation.
I'm not sure any of that helps, and am tempted to recall my "i'm proud of blooming this one because I contributed to the achievement " statement. πŸ˜… the more I wrote about the path to blooms, the more it seems like pure luck πŸ˜‚
@Idplantthat the hoya serpens. Maybe you have already stumbled over the Mathilde cultivar since that is more common rn? The serpens is one of the parents