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Old 09-06-2008, 10:16 PM   #2 (permalink)
bigdog
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Default Re: Seed germination using GA3

I've tried it, but can't remember now what ppm it was. I had absolutely no luck with it at all. Soak for 5 days, eh? A couple of things wrong with that. The main thing is that you need to change the water at least every day, preferably several times per day or keep the water aerated. Of course, that is very cost-prohibitive, since GA3 isn't exactly cheap. and you would need to mix a new batch every time. If it sits for 5 days, there's a good chance that the seeds could rot out. Another thing is that it can take more than 5 days for water to penetrate the inner integument. I've soaked Musa sikkimensis seeds for over a week, and still had dry endosperm when I broke the seed open. The outer seed coat will absorb water, but the inner integument is quite thick and doesn't break down that easily.
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