Why are so many leaves on this redbud tree folded in half? Take a closer look. This is the work of a redbud leaffolder (Fascista cercerisella) caterpillar. The redbud leaffolder moth lays eggs on the redbud leaves. As the caterpillars begin to emerge, they need protection from predators. They use silk to make stitches across… Continue reading What’s That? August 17, 2026