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Hello. What is a big yielder and good quality strain available from Nirvana seeds?

COBkits, supra, growmou5? :D Joke.. just persons well known here doing led stuff

What besides MeanWell drivers are good? Maybe cheaper than MeanWell?

1) Is that possible that CXB 3590 3500K 80 CR DB is not possible to found on mouser or arrow, but alibaba sells them? 2) If I want to run my COB on 30W, is it good to put it on a heatsink, that is provided for for 100W?

Umm.. I bought once a nutrient bottle with some NPK.. like, cant remember the ratio, but there was a "(50% +-) " after each ingridient.. is that normal? So, N could be 50% less and P 50% more that advertised and it changes everything..

1) Could someone explain me this about CXB COBs. Why 35G is more expensive than 35H, what are those 2 step, 5 step? Just, shortly. Whats the best? 2 step or 3 step? 2) Also, I have found a "DB" versions and there is no data on datsheet about them, but that 'DB"can be found on CREE Product...

So, probably 1-2-3 has to be used twice as much as 2-4-6 to get the same amount of npk?

Hello. Could someone explain me difference between these two NPK parameters - NPK - 1 - 2 - 3 and 2 - 4 - 6 or 5 - 10 - 15 and 10 - 20 - 30, as an example.

GO on, sell me something new :)

Can a mother plant be grown in a 33x30x150 CM small box?

Could someone write down thrusty sites for buyng cree products. Which seller on alibaba? Do they know what they are selling?

The number of LEDs, not power..?

Could some one tell me for how long time can a mother plant be vegetated? I am looking on 24/7 light ON and veg nutrients..

How much of LED`s are there?

Oh, thats what You were thinking of. I do realise this. I will build a box for all electrics and electronics.

Interfere? What could interfere with dark cycle?

Did not understand this one.. I am sorry, english is not my mother language.

10L CO2 tank costs here 120$ and to replace it - 7.50$. I will go with no ventilation. Maybe some ventilation at summer time, but for now, as winter is comming - sealed! Thank You for Your effort :) For how long that cool mix lasts 1200-1500ppm?

Looks like Atlas wont go for me. I have 240V and Atlas 2 - 3 runs on 110V and they do not recomend to use a converter from 240V to 110V.. Any EU systems available?

Thank You :) I want to build a light suitable for 1m - 1.10m X 1.60m - 1.70m AND I want to run it economicaly, so my bill is low. So, that`s why I am looking on low amps. I could try to run 8 - 10 COBs in this area and dim them to 700ma at start. I will probably end with 15x COBs Why it says on...