You should pick 10 images you think are your strongest and put them into a set on Flickr so we can critique those specific images.
I looked through all of the photos on your site and not many of them had anything that I hadn’t already seen before.
The only photo that really stood out to me was this one:
Why is Black and White a separate category?
The ones in the “Painted” category; Did you actually paint those? Or did you apply some photoshop filters to macro shots you took?
Choose some specific images so we can give a more in-depth critique!