I want to advertise my website (blog).

http://gardenersutopia.wix.com/pink-garden

craigslist.org

classiFRIEDads.com

both are free and easy to use.

No, you cannot advertise your site professionally for free. The only way to freely advertise is for you to spam forums or make youtube videos about your site

You can advertise for free on Craigslist.org

Google' free online directories' for your market niche and input your company information on them with a link to your blog.

I want to advertise my website (blog).

http://gardenersutopia.wix.com/pink-garden