Also, they might have gone from naturally curly to your blog, and gotten your email there. That is if your naturally curly email is the same one that's on your blog. It might be smart to get a new email for blog emails. Your email is on naturallycurly here:

Curly Hair Q&A: How Do I Combat Dandruff?

In the comment section, so a web crawler could pick that up. I would bet that's where the spammer who emailed you got your email. If you Google your email address, you can see places where your email is publicly listed where spammers can get it. You can then edit your accounts so it doesn't show up.
Fine Texture, Normal Porosity, Normal Elasticity. Dyed to brown a few months ago.
Trader Joe's TTT Shampoo
Rinse Out:
Yes to Carrots, AOHR, Aubrey Organics Rosemary Peppermint
LI: Yes to Carrots
Stylers: Shea Moisture Curl Enhancing Smoothie, LA Looks Sports, Suave Professionals Captivating Curls Whipped Mousse