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04-17-2009, 01:17 PM
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Rep Power: 60 | | Grow more females from seed?s Ok everyone its Been a while since ive posted anything but i have been reading alot and i have a question about growing more females from seeds. If i were to follow what this paragraph below says can i produces more females without having to pay a **** load of cash for seeds and actually get more females then males. i know using bag seeds its 50/50 chance but using these methods could you increase more chances of female or hermies Grow More Females From Seed
From Marijuana Horticulture the indooor/outdoor medical growers bible
Environmental factors start influencing sex the moment the seedling has three pairs of true leaves (not counting cotyledons). Environental factorsthat influence sex determination of cannabis include but are not limited to: Increasing the level of nitrogen makes more female plants. Lower nitrogen level to create more male plants. Increase the level of potassium to increase male tendencies; lowering the potassium level encourages female plants. A higher nitrogen level and a lower potassium level for the first two weeks increases females. Low temperatures increase the number of female plants. Warm temeratures make more male plants.
High humidity increases the number of female plants. Low humidity increases male plants. Low growing-medium moisture increases males.
More blue light increases the number of female plants. More red increases male tendencies.
Fewer hours of daylight (e.g. 14 hours) increases the number of females.
Longer days (e.g.18 hours) make more male plants.
Stress:any environmental stress tends to yield more male plants when growing from seed.
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04-17-2009, 01:23 PM
|  | Bridge Builder | | Join Date: Mar 2008 Location: Canada Home of the Polite, aiy!
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No idea.
Now, this reminds me a bit of how people try to determine sex with babies while concieving. i don't know that it works, but hey, have fun trying and if it does work, let us know!
There is also a chart I have been trying out to determine seed sex. I have seperated all my seeds according to the chart here. It is worth trying and hey, if it works, wonderful!
But truely, I beleive it is genetics already set at the start of the seed or conception with people. do you call it conception with seeds? No idea.
Peace
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04-17-2009, 01:53 PM
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forgot to type this in henk, owner of Dutch Passion Seeds, Http://www.dutch-passion.nl,
was kind enough to allow us to adapt this information from his archives. This whole paragraph that i typed is in the marijuana horticulture the indoor/outdoor medical growers bible im not exactally sure how this works but he said that "included but not limited to" so i think actual gentics play a big role in that as well but in another sence (a human-baby is made up of its parents genetics yet in the womb all sorts of things can affect the the way the baby come out not pertaing to sex but disorders and deformities based on what the mother does. so in a way that would actually be environmental stress right. so i wonder if with a plant it would be the same where environmental stress plays a major role as well yet not based on the actual genetic traits of the parents i myself think that plants are a 100 times more complex then the human body
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04-17-2009, 04:30 PM
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Rep Power: 202 | | Geez, I wish it was that simple, on the other hand , everything there has a 50/50 chance of being right. I'll stick with that thought. Thanks Y420. | | The Following User Says Thank You to Zigzagman For This Useful Post: | | 
04-17-2009, 05:56 PM
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i myself i gotta get some bag seed and i want to test this guys theory sounds like bull**** but there is so much about this plant that still needs to be explored and i dont think we will ever completely find out untill its legal where those theories can be actually explored in a high tech lab heres to hopeing
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04-17-2009, 07:39 PM
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Your link doesn't work, hon. This is of course, very true. there is also treating seeds with gibberellic acid treament which makes the seeds female. Here is a link: gibberellic acid | | The Following User Says Thank You to jangel For This Useful Post: | | 
04-18-2009, 03:19 AM
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Rep Power: 60 | | Jangel-Thanks for this link about Gibberellic acid i have been looking for info on this also for a while now -i forget where i saw it but there was a article i had read briefly a while back that mentioned a medication (unsure of name) but it is used to treat the gout and i guess it can also be used to to increase the number females and makes the plant huge i believe it said it like a growth hormone need to find the link but ill let you know when i find it Again thanks alot for your reply it really helps as i continue to try to learn as much as i can about this wonderful plant befor i even start putting my major projects into effect | 
04-22-2009, 04:05 PM
| | Tokin & smokin | | Join Date: Apr 2009 Location: South America
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I don't know but I'd seem to think that the seeds are predetermined genetically what they are going to be before they start growing, but I have read several articles saying that reducing the stress to the plant increases the female ratio, I do my best to eliminate stress and my ratios seem to work out for me. Whether there is anything you can do or not is really about anyones guess. Just like female seeds, they are predetermined before you plant.
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04-30-2009, 09:18 AM
| | Tokin & smokin | | Join Date: Apr 2009 Location: South America
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Here I found some more information backing up my theory that the seeds are predetermined by genetics.
Sex is an inherited trait in Cannabis, and can be explained in much the same terms as human sexuality can. Like a human being, Cannabis is a diploid organism: its chromosomes come in pairs. Chromosomes are microscopic structures within the cells on which the genes are aligned. Cannabis has 10 pairs of chromosomes (n=10), for a total of 20 chromosomes (2m=20).
One pair of chromosomes carries the primary genes that determine sex. These chromosomes are labelled either X or Y. Male plants have an XY pair of sex chromosomes. Females have XX. Each parent contribute one set of 10 chromosomes, which includes one sex chromosome, to the embryo. The sex chromosome carried by the female ovule can only be X. The one carried by pollen of the male plant may be either X or Y. From the pollen, the embryo has a 50/50 chance of receiving an X, likewise for Y; hance, male and female progeny appear in equal numbers (in humans, the sperm carries either an X or a Y chromosome.)
Now we have the answer to one of the most troubling questions out there, it's time to pass one around !!!!!! | | The Following User Says Thank You to PotNinja For This Useful Post: | | | Thread Tools | | | | Display Modes | Linear Mode |
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