12/12 from seed question

Lychee

Active Member
Hi, i started my first grow about 6-7 weeks ago now.
i started it on 12/12 and it seems to have grown nicely..
its top skunk 44, seedsman seeds and i used a 125w envirolite (red spectrum)
right now its about 16inches tall.

my questions are, how long do you think i have left with the grow?
will the 125w envirolite fatten up the buds a lot?

heres a few pics

sorry for flash

cheers
 

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Garden Knowm

The Love Doctor
Hey Ly,

Thanks for the thread and the pictures..
Very cool to see aplant that was 12/12 from seed..

1. why did you start with 12/12?
2. How many days old was the plant before it showed sex?

Looks like you have at least 4-6 weeks before it is done...

keep the photos coming. I think a lot of people are interested in 12/12 from seed..

iloveyou
 

Lychee

Active Member
i heard that its quicker from start to finish, and the plant wont get as tall because i have limited space.

I dont think its quicker though, if its been going for 6-7 weeks and it has 4-6 left, thts about the same amount of time as growing it normally isnt it?

it showed sex on 4th week, it was quite a moment lol :P

thanks for your help
 

bongrippinbob

Well-Known Member
Starting seeds on 12/12 will not reduce your time to harvest, and will actually cause a decreas in overall yeild. Your plants will not flower until they are "sexually mature" no matter what the lighting schedule is. There was a bunch of threads about this years ago on OG. The only thing that it helps with is a lower electric bill. But I don't think its worth the yeild you sacrifice.
If you want to control height, take clones from your vegging plants. With clones you can control height much easier. As soon as they have roots you can flower them because they are already mature.
 

Lychee

Active Member
Starting seeds on 12/12 will not reduce your time to harvest, and will actually cause a decreas in overall yeild. Your plants will not flower until they are "sexually mature" no matter what the lighting schedule is. There was a bunch of threads about this years ago on OG. The only thing that it helps with is a lower electric bill. But I don't think its worth the yeild you sacrifice.
If you want to control height, take clones from your vegging plants. With clones you can control height much easier. As soon as they have roots you can flower them because they are already mature.

oh.. guess i should have just grew it normally then xD

how much do you think it will affect the yield by?

thanks for your help man
 

bongrippinbob

Well-Known Member
I really have no idea how much it will decrease yield. By the looks of the pic, I would guess at least 25%. When you veg your plants and then put them into flower, they go through a stretching cycle. They will stretch any where from twice to four times as tall as they were. Some strains even more. These don't look like they went through much of a stretch based on their size.
You probably would have had a lot more bud sites and whatnot if you had actually vegged it under proper conditions. Like I said before, if you need to control height, you can do it with clones. Or there is always topping and training to control it as well.
 

Lychee

Active Member
I'll try cloning and with my next grow, just wanted to keep it simple for my first grow.
Nevermind, i'll learn from my mistakes :)

Any idea what sort of yield i'll be getting?
id be happy with a half oz..

Thanks again for ur help
 

Surveyor77

Active Member
How long does the stretching cylce last after starting 12/12??

My girl was at 18" inches when I started (I know 2 late lol) Now she is 26" 8 days into flowering. I have about another 18" of room left above but worried about light getting to the lower sites.....
 

Lychee

Active Member
mines about 17 inches tall and its still growing but slowly, i started adding nutes today so we'll see what happens xD

i think yours could continue to grow a fair bit more, i heard that it can triple in size when flowering lol :)
 

bonz

Well-Known Member
i have worked with someone that has done the 12/12 from seed and it does work he does this with cfl`s and 20 plants at a time and does this crop 7 times a year. yes your yield will be less but more harvests so it evens out. and yes you can flower a plant at any age, 2 nodes and he flowers them. i have 2 burmese that i am doing right now. iv`e added them to my outdoor journal. i will be moving outdoor soon. i am doing mine a little different, had to shut down at home. he ends up with a plant about 1 to 1.5 feet tall with a cola all the way up from the dirt.
 

bongrippinbob

Well-Known Member
i have worked with someone that has done the 12/12 from seed and it does work he does this with cfl`s and 20 plants at a time and does this crop 7 times a year. yes your yield will be less but more harvests so it evens out. and yes you can flower a plant at any age, 2 nodes and he flowers them. i have 2 burmese that i am doing right now. iv`e added them to my outdoor journal. i will be moving outdoor soon. i am doing mine a little different, had to shut down at home. he ends up with a plant about 1 to 1.5 feet tall with a cola all the way up from the dirt.
Some how I don't believe you. You say he gets 7 harvests per year, this means that he is harvesting a crop every 52 days from seed. How does he get his plants to flower this fast?? As you can see from the original post here, he has had his under 12/12 for like 6 weeks, and they just started flowering.
Please explain to us how your friend can change the cycle of a plant by so much. Most strains take at least 7 weeks to finish once put into flower when they are clones. How can he get a plant to veg, plus flower in a time shorter than most strains take to just flower?
I get 6 harvests per year without sacrificing yield by going 12/12 from the beginning. This is a harvest every 60days, but I am working with clones not seeds. When I work with seeds, I always let them veg. Why you ask? Because there is no point in flowering a plant that is not sexually mature. Putting a 3 day old seedling into flower and expecting it to start flowering right away, is like telling a 5 yr old girl to have sex and expecting her to get pregnant. Its just not going to happen because she is not mature enough for her body to perform this action. Same with the plants.
Please stop giving BS info that goes completly against what science says.
 

bonz

Well-Known Member
here`s the how to bub.

No Mercy Supply 12/12hours 7 harvests a year system
No Mercy Supply 12/12 hour system


Sometimes I can’t understand that growers still stick to old growing techniques.

One of these old growing techniques is to work with cuttings. With those cuttings you have to rely on what the market has to offer you.
Apart from that, you have to ask yourself if you really got what they told you they should give.
Also you often get spider mites and/or thrips for free.
And on top of that the price of cuttings has gone up dramatically over the last years.
And then…….. you have to hope they “catch on” immediately.
Most of the time this is not the case and you see them “catch on” only after about a week to 10 days.
Years ago I wrote: we are returning to seed culture instead of cuttings.
And see… I’ve seen signs left and right that I was telling the truth back then.

GO AND WORK WITH SEED!
It’s cheaper, easier, anonymous and legal, no more waiting and carrying around suspicious wet boxes, no more spider mite/thrips. Your growing rooms don’t stay empty unnessarily, and for sure you harvest more than from cuttings. And if you do it right, you can harvest 7x a year, etc, etc, etc.

How?

Just by using the tricks of Mother Nature!
Assume that seed in cold ground needs 5 to 10 weeks before it chooses its sex.
With 12 hours of light you can force them to choose there sex right away.
Mount a preferably in height-adjustable light fixture with 4-5 fluorescent lights over your seedlings in your flowering room.
The best fluorescent lights are 3x Philips cool white 33 ( NOT "deluxe") and 2x Philips 83 or 84 !
Your “lighting store” knows exactly what you mean and they are not expensive.
Have the tubes run on the same 12 hours as your flowering space by using a timer.
This way you prevent bad light and getting herma`s.
Use pots size 9x9 cm or 10x10 cm in which you put 1 seed.
To read how to germinate your seed follow the instructions on No Mercy Supply and look under the button "Knowledge" and then "grow-info".
Sow 3 seeds for every 2 females you need, 20 days before you harvest. Use good sowing/cutting soil with clay in it!
Be sure your medium isn’t overfed. An EC of 0.5-0.7 is ok, and in this figure I include the ballast from the tapwater.

With the fluorescent lights right above their heads you’ll be amazed how well the seedlings will develop on 12/12 hours….. and directly choose to be male or female.
That’s why you can weed out the males on the 16-17th day. After 20 days even the biggest noob can recognize the males and get them out.

Don’t be afraid of pollination… females are always receptive a bit later than the males to release their pollen. In the worst case there can grow just one seed in a node of the plant through pollination of a female that chose sex.
They always show their sex in the node by creating one female flower. (Apparently there is a reason for this)
After you have harvested your flowering room… you can put the female seedlings right from under the fluorescents into the 12/12 flowering regi me the same day, so you don’t lose any time.
Because the new “batch” of females are already flowering for 2,5 weeks… you only have 7 weeks to go to your next harvest!
In the meantime (20 days before harvesting) you have again sown seeds and the process repeats.
The result: You get more compact plants without all the lateral branches that take lots of space, take away light and cause a lot of cutting work.
A seedling which is put on 12/12 straight away will only make one big bud of 50-70 cm without lateral branches.
SO…you can put more plants on a square meter because they don’t stand in each others way!
If you start realizing that 85% of the weight comes from the main bud… you’ll understand this system and will seriously consider using it.
Bigger growers can always make a deal about the price of the seed. (Think about that)

Resuming this story: harvesting 7x a year without spider mites/thrips and all that trouble, a much better end result and a lot less bud cleaning to do.
Don’t forget that seedlings have a taproot by nature… and that makes a big difference.

There will be questions about this… we will see.

If you are one of the naughty boys that puts 6 instead of 5 plants make an appointment and get yourself some info.
 

bongrippinbob

Well-Known Member
If you read the post though, they are growing the plants for almost 3 weeks before they actually consider them flowering. I veg my seedlings for 3-4 weeks before I put them in flower, and depending on the strain, I harvest in just 8 weeks. So really, even according to them, you are not saving much time, if any. In reality, they say they are flowering for 9 1/2 weeks, which is longer than it takes my plants to flower.

They say that the top bud is 85% of the plants weight, this is not true at all in my grows. I top my plants and they bush out and the top bud is only few more grams than all the other colas on the plant.

But hey, I will throw a couple of seeds in my flower cab, and see how things go. I'm sure I make a little extra room this next go around. I will be harvesting, and starting a new flower cycle on Wed.
 

bonz

Well-Known Member
i believe i did say let it get 2 to 3 nodes before flowering and that would take the 2 or 3 weeks of veg under cfl`s. you top yours and the nugs are all close to the same weight, yes true because you lost the weight by sending it to the lower branches thus more smaller buds. left untopped it will make a big cola with minimal branching, and of course different strains would react different. i also use another site and alot of people are trying this with sucsess.
personaly i would rather do this with clones. as i did with a couple of burmese that iv`e added to my outdoor journal. as soon as they popped roots from peat pucks i put them into larger pots and 12/12 the light. i have pic`s in there to see what they are doing. because of issues at home i will be taking them outdoors soon, the light schedules are almost the same here for 12/12.
 

bongrippinbob

Well-Known Member
Clones with roots are a totally different story. They were taken off of a mature plant, and thus, are already mature. It will work great with clones, its called SOG, I'm sure you've heard of it. This has been used for a long time with clones.
Even the plants that I leave untopped don't devolop 85% of their weight in the one bud. When I don't top them, the cola is maybe 50% of the weight, and this is pushing it. I don't really think this is the thing to do with seeds. Clones, yes, but not seeds.
But like I said, I will throw some seeds into flower with my next batch and see if they finish in 9 1/2 weeks like it says, I'm guessing it wont. All of my strains finish in 56-60 days, so they should be done at about the same time as everything else if this is going to work. We'll see.
 

Woomeister

Well-Known Member
Starting seeds on 12/12 will not reduce your time to harvest, and will actually cause a decreas in overall yeild. Your plants will not flower until they are "sexually mature" no matter what the lighting schedule is. There was a bunch of threads about this years ago on OG. The only thing that it helps with is a lower electric bill. But I don't think its worth the yeild you sacrifice.
If you want to control height, take clones from your vegging plants. With clones you can control height much easier. As soon as they have roots you can flower them because they are already mature.
More rubbish spouted by a non 12/12 grower no doubt.
 

Woomeister

Well-Known Member
Some how I don't believe you. You say he gets 7 harvests per year, this means that he is harvesting a crop every 52 days from seed. How does he get his plants to flower this fast?? As you can see from the original post here, he has had his under 12/12 for like 6 weeks, and they just started flowering.
Please explain to us how your friend can change the cycle of a plant by so much. Most strains take at least 7 weeks to finish once put into flower when they are clones. How can he get a plant to veg, plus flower in a time shorter than most strains take to just flower?
I get 6 harvests per year without sacrificing yield by going 12/12 from the beginning. This is a harvest every 60days, but I am working with clones not seeds. When I work with seeds, I always let them veg. Why you ask? Because there is no point in flowering a plant that is not sexually mature. Putting a 3 day old seedling into flower and expecting it to start flowering right away, is like telling a 5 yr old girl to have sex and expecting her to get pregnant. Its just not going to happen because she is not mature enough for her body to perform this action. Same with the plants.
Please stop giving BS info that goes completly against what science says.
I grow 12/12 and get 5-6 harvests a year FACT averaging between 63-71days from seed to harvest. Go and do it yourself with an Indica dominant plant and you will see, and before you say some shit about getting a stick with a small bud on it, I get 2oz per plant.
 
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