Winter Sowing 101: 12:30 p.m. Sunday, NoBo Corner Library, 4600 Broadway, Boulder. Start preparing for the 2025 growing season with winter sowing. Learn the basics of this method and how it can help start a variety of native plants, flowers, vegetables and herbs. This program is for beginners and experienced gardeners alike who want to try something new. Seeds, soil and supplies will be provided to make and take home a winter sowing container. calendar.boulderlibrary.org.

MLK Jr. Day Celebration: 3 p.m. Sunday, Boulder Jewish Community Center, 6007 Oreg Ave., Boulder. The keynote speaker is Sheyann Webb-Christburg, whom Dr. King, Jr. called his “smallest freedom fighter” and the co-author of the book “Selma, Lord, Selma.” Phil Washington, CEO of Denver International Airport, will serve as Master of Ceremonies. The program will feature local spoken word and musical talents. Free.

John Walthausen guest recital: 7:30 p.m. Sunday, St. Aidan’s Episcopal Church, 2425 Colorado Ave., Boulder. This solo harpsichord program features intimate 17th-century harpsichord repertoire, contemporary works by Bernard Fouccroulle and Johann Sebastian Bach’s mighty Partita No. 2. Inspired by the idea of the “entretien des muses,” or conversation among the muses, experience the infinite capacity of the harpsichord to cross time and space. Free, 303-492-8008, cupresents.org.

Annual Dr. Martin Luther King Jr. March for Peace: 10 a.m. Monday, Lafayette Public Library, 775 W. Baseline Road, Lafayette. Every year, the city of Lafayette honors the life and legacy of Dr. Martin Luther King, Jr. with a march and an event organized by the Lafayette Youth Advisory Board (LYAB). Due to very cold weather that is forecast, the march this year has been canceled. Indoor activities will still occur, however. Residents can still attend the event 11 a.m. Monday at the Bob L. Burger Recreation Center, 111 W. Baseline Road. The event, hosted by the Lafayette Youth Advisory Board, will still have food and drinks available, speeches and performances during the event.

Toddler Explorers at Reynolds: 10:15 a.m. Monday, George Reynolds Branch, 3595 Table Mesa Drive, Boulder. Toddlers explore and learn through hands-on activities that focus on creativity and fun. Imaginations run wild while building foundational skills. calendar.boulderlibrary.org.

“Still We Rise” Dr. King Jr. performance with The ReMINDers: 3 p.m. Monday, Dairy Arts Center, 2590 Walnut St., Boulder. Motus presents its third annual arts-based event inspiring action in alignment with Dr. Martin Luther King Jr., with the musical medicine of The ReMINDers. After the Dr. King morning marches (and Inauguration Day), join Motus and the ReMINDers for the antidote to ‘divide and conquer’ politics — an inspiring intersectional array of Motus monologues from Black transgender, immigrant and leaders who were formerly incarcerated. Free, 720-432-2004, motustheater.org.