Watercolorist and oil painter Rachel Eskandari began her art career with the same whimsy that now pervades her vibrant botanical forms. As a teenager, she went into her sister’s room, tore a page off the easel there and brushed on an acrylic ballerina. “I was surprised by how it turned out,” says Eskandari, who was born and raised in the Valley. Today, she paints everything from stickers to murals. And yet, Eskandari does more. She...