Serious and Sensi are more expensive than Nirvana, but they're very good. Nirvana is good, but I'd say most of their sales come from cheap prices. I've purchased from Nirvana before, but I haven't had a chance to actually plant the seeds yet.

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Yes, I live in China. No, I'm not Chinese. No, I'm not going to get killed. They save that for people who traffic hard drugs.
Chinese Bagseed Grow - June 10th, 2009 - Ongoing.