If you want to grab some traffic then you can advertise about your blog in forums and websites. You can find few Web Dir that will list your blog. It will depend totally on you to attract some traffic and it's dependable on the contents.
I think that you need to attract readers to your blog nad instead of the attracting and spending lots of money on the SEO - attract good writers. I think that is the best way to get successful with the blog like yours - good luck.