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Showing results 1 to 13 of 13
Search took 0.02 seconds. Search: Posts Made By: Kosmo83
Forum: Advanced Discussion 01-24-2025, 03:10 PM
Replies: 5
Views: 672
Posted By Kosmo83
Now I sent 2 mails, one to ICL and one to Compo...

Now I sent 2 mails, one to ICL and one to Compo to help me with this question.

For me, it is logical, to count elementary nitrogen for PPM fertilizing, the plant won't use the OH, or H-atoms/ions....
Forum: Advanced Discussion 01-24-2025, 12:46 PM
Replies: 5
Views: 672
Posted By Kosmo83
Verry interesting topic, I had some phone-calls,...

Verry interesting topic, I had some phone-calls, to a fertilizer-reseller, to a prof. of botanic and so on.
I think, my guess is correct, but the last answer will give ICL, the reseller will ask,...
Forum: Advanced Discussion 01-24-2025, 08:46 AM
Replies: 5
Views: 672
Posted By Kosmo83
Thanks, but I don't think you are right...

Thanks,

but I don't think you are right with the labeling.

Maybe we take a different fertilizer.

Peters 20-20-20
In the desciption:
20% Nitrogen (4,5% NO3, 2,4% NH4, 13,1% Urea).
Forum: Advanced Discussion 01-24-2025, 05:39 AM
Replies: 5
Views: 672
Posted By Kosmo83
Dosing Nitrogen > what counts, elementary or molecular

Hi,

i have now a maybe small problem in interpretating scientific papers and the advises for dosing fertilizers.

There are numbers like "25ppm of nitrogen for every watering"
What kind of...
Forum: Advanced Discussion 01-02-2025, 10:42 AM
Replies: 3
Views: 307
Posted By Kosmo83
It is only an anecdotal count of a hand full...

It is only an anecdotal count of a hand full Cattleyas, so no scientifical count
Forum: Advanced Discussion 01-02-2025, 05:21 AM
Replies: 3
Views: 307
Posted By Kosmo83
Volcanic ashes as nutrition-source for andean orchids ?!

Hi,
at the moment, I have a lot of free time, and after my time at university (mechanical engineering) I like it to dive deep in topics I like.

At the moment, I have a new flow in the topic...
Forum: Scientific Matters 12-13-2024, 04:32 AM
Replies: 6
Views: 6,237
Posted By Kosmo83
From my perspektiv, it should be good for...

From my perspektiv, it should be good for Cattleyas too,
because Ammonium brings the water/substrate more to the sour side and the best PH is arround 6.5 ?!

Nitrate allone raises the PH, so from...
Forum: Cattleya Alliance 12-11-2024, 06:10 AM
Replies: 11
Views: 3,194
Posted By Kosmo83
Hi, is there sombody in europe who has this...

Hi,

is there sombody in europe who has this plant and will sell it or sell back-bulbs ?

I have luteola and rex and can recreate it, but this takes time.
Forum: Cattleya Alliance 12-02-2024, 10:37 AM
Replies: 23
Views: 9,189
Posted By Kosmo83
Than there is a question, do they need a dry...

Than there is a question, do they need a dry season or do they can only handle a dry season in situ ?

Some plants need a dry season to bloom, but when I see your video, C. rex booms when the new...
Forum: Growing Under Lights 11-21-2024, 03:22 AM
Replies: 32
Views: 12,711
Posted By Kosmo83
Thats the wrong attempt, from my perspektiv. ...

Thats the wrong attempt, from my perspektiv.

I think, the best would be, to place some data-logger to log temperature, light intensitsy, spektrum and humidity/rain and place these next to 2 or 3...
Forum: Growing Under Lights 11-20-2024, 03:48 AM
Replies: 32
Views: 12,711
Posted By Kosmo83
Sorry, this time I used google-translate for some...

Sorry, this time I used google-translate for some parts:

I am always amazed, be it in terraristik, aquariums or plants, that the keepers have previously managed to keep them alive and breed them,...
Forum: Growing Under Lights 11-19-2024, 08:15 AM
Replies: 32
Views: 12,711
Posted By Kosmo83
Hi, i read your article and I agree with you...

Hi,

i read your article and I agree with you for tomatoes or canabis, that a less intensity of umol/s/mē with a longer daytime is the better solution.

But CAM-Plants like Cattleya need a...
Forum: Growing Under Lights 11-19-2024, 07:55 AM
Replies: 6
Views: 5,474
Posted By Kosmo83
Hi, I just experiment a bit with light,...

Hi,

I just experiment a bit with light, light intensity etc.
I had the Information of arround 50k Lux too.
The energy the plants can collect over the day is important, but... you can't compare...
Showing results 1 to 13 of 13

 
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