This theme supports 4 widget areas that are specific to (only show up on) the Blog Page.
This article covers the widget areas with a few example layouts illustrated.
If you need help setting up widgets, see the Theme Widgets article.
Blog Widget Areas
1. Above Blog Slider - This is the above blog slider area located in the post content area right above your most recent blog post. A Genesis Responsive Slider widget or Smart Slider 3 goes well here.
2. Blog Page 1 - This is a FULLWIDTH widget area located directly under the header area. A fullwidth Smart Slider 3 or other slider widget would work well here.
For directions on setting up the Blog Page Slider, see this article.
3. Blog Page 2 - This is a boxed width widget area above the Promo Boxes. A Genesis Responsive Slider widget or Genesis eNews widget works well here.
4. Blog Page 3 - This is a boxed width widget area below the Promo Boxes. A Genesis eNews widget works well here.