Looks interesting, but to be honest there are a ton of questions and remarks..

• I'm dyslectic myself, but even I see loads and loads of spelling errors on about every page
• I see no info about your company, no tos, no faq, no vat info, no quality assurance, no country from which the goods will be shipped, no source of the seeds
• I'm missing a lot of info with these plants .. are they indoor/outdoor, which climate, yield, taste,...
• PayPal payments seem broken (at least direct checkout
• since you're brand new, I'd urge you to work with a trusted forum escrow... Having somebody trusted handling the funds will probably boost your sales
• ...