This is my first attempt at backgrounds. Because of that, this model might be best combined with others. The main trigger is "Scenery, Background," and the examples shown are examples of the most trained. Forest, trees, plants, caves, should be best. I threw in more to see the outcome, count this as an experiment. Here are the other triggers:

fire, Depth of field, space, horror, city, abstract, forest, cyberpunk, rain, overgrown, close-up, scenery, blurry, ball, rainbow, deer, artistic, cars, lightning, beach, galaxy, teeth, bubble, lying, sky, snow, river, from above, colored skin, trees, bald, outdoors, spiral, garden, pillar, full moon, skyscraper, fireworks, crystal, cave, rose, nuclear explosion, trash can, sand, ceiling light, cable, warehouse, light rays, 3D art, newborn, homes, straight-on, electricity, motion blur, geyser, real world location, playful, destruction, spirals, mall, vines, low resolution, blurry background, dutch angle, wooden floor, cloudy sky, hand drawn, toddler, photo background, city lights, purple flower, purple rose, on side, red flower, pink flower, tiles, tile floor, column, pink rose, emphasis lines, static electricity, pixies, umbrellas, out of focus, grassy field, trailer exit, spider duck, indoor mall, trailer wall, warehouse yard, bird’s eye view, Amazon’s Astro, chrome ball, child toys, child’s room, green theme, green background