This video shows the full two hour process of painting a yellow lily in watercolor. The flower is tightly rendered, and the video leaves out no step of the process. Here are the links mentioned in the video:
Udemy Course: Paint Realistic Watercolor Portraits
https://www.udemy.com/course/paint-realistic-watercolor-portraits/?referralCode=111747A524E76614E6CB
Our Website: http://watercolorguru.org
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Video by Anthony Pfohl, Jr. and Maxwell Pedersen.