Mini sessions are only offered on special occasions and when advertised. The price varies by session. Some locations charge (like sunflower farm and the tree farm) per session These are always included in your price.
Mini sessions are done differently from a full session. You get 15 minutes and 10 images. You will be emailed a gallery of all your images in which you, the client, pick 10. Everything over 10 can be purchased a-la-carte for $10/image.
All minis being offered at the time can be found at www.haydencatephotography.bigcartel.com