As longer-time readers will know, I like to find out how artists work because it's useful for writers to feed their minds with all kinds of approaches to creativity. Even if there's not a one-to-one correspondence between how writers and painters work we can inspire each other.
Olef Hajek is an illustrator/artist who mixes the surrreal, folk elements, aspects of nature to come up with often dream-like, slightly disturbing images. In this five minute video from creativebits.com, you'll see examples of his work and hear his thoughts about his process.
(For tips on how to have a creative mindset, how to generate ideas, how to take them into reality, and 25 inspirational case studies, see my book "Creativity Now!" published by Pearson and available via Amazon or your other favorite bookseller).