• Red Butte Garden is sponsoring a workshop on viburnums, Saturday, 10 a.m.-noon. Regular garden admission applies; members get in free. No registration required.

• Learn how to harvest rain at a Wasatch Community Gardens workshop Saturday, 9 a.m. to noon, at the Fairpark Garden, 1037 W. 300 North, Saturday, May 17. Please call or e-mail Maddy Corey to purchase your kit at 359-2658 or community@wasatchgardens.org. Kit is not mandatory to attend the workshop.