Being sessile organisms, plants have to be able to cope with changes in their environment in unique ways. One of the major challenges plants face is knowing when to flower. Whereas some species stick to steadfast schedules, others have evolved some flexibility to cope with their stochastic surroundings. Dr. Emily Austen is interested in the evolution and maintenance of flowering strategies. She is also undertaking a fascinating citizen science project involving trout lily pollen color. With spring well underway, this is a timely episode you won't want to miss.