The backgrounds start with a hand-drawn illustrator that is scanned into the computer.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiykNIKdXo58t1quo4omr4QqyxApDk-dJOmyL6PUX6EYYJNDJ6K0CzFUbeRm958RppSlBfm38A_XRcQFaYUYQPsS6EIFSEjqImcsPDdYXMi9NmqZMoDQBDNjsNn0ekNG9KhhMCN0NPsPWQ/s320/tree_scan.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJT9PZA7Ad2PqeCHL4G1wU3zuCctenv3x5oXkxpzfGldhKY7SOQhV9QE3TsYNuyQsh-TxSfkEHAduDZWrMrsOjvKPIpEMCvgyiICPj3lZXAcHlKgrcWY6RhNHWDoEnjCMq9DyHrE9kQm4/s320/rocks_scan.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg5fpyojVH1gTEVUdGsEn8MaFjVz17aEZCjUYo9vN7U4wEmx4-vcLO1OQnjVvdTYZjk5I97skvy2Yx-DrjYrAzsJFHY1HuKIirvb0s6RVan5_IrioCeSTlVlOAMzXLLeBlOYCJ_uEoAhAE/s320/hedges_scan.jpg)
They are then assembled in Photoshop...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj77046IrujBF3YSznLM87UcM4sSPBTVtfxsObJ4gB90wpMIxNN1mnW40P9ZSy-YJZfT-C_9gzeyUtzZoYj2Ua1uMsoa0AILry-4OCnqtfffW0aXcII2C6wlNFmtv5PbJ7ftCnM3osx8VE/s320/park_step2.jpg)
Then the shading is added, using a light, medium and dark grey...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjJqiMNKCp-AImfEZry8X8jb1feWA1fjxqDKzl_fOL6Mpmh-bPMgs4KHhTn4qc_FtKGx84GKuAgfxCbW7Ja4eLIxj_jRnwYhBdqut1xD184fp8qMxku6t2Xp3Zz9B28FTfxyuwoKvX-wto/s320/park_step3.jpg)
A color layer is then created...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh1oqwUYv9ONnzqw0QdFr3CTwM8xB66BI1AomrBKZK3N_11UV595wNpQO5-DtvEucXCbSBm3oAaRyT25MkUR_XFv2H56XpeRo1WVd59iVmXuWVgpFPMDTBRZJkeU1aRYWMSKCzL1aMG28w/s320/park_step4.jpg)
And the color layer is turned into an overlay, which combines it and the shading underneath.