–
October 21, 2025
Pre-register online. $35/Northwest Horticultural Society members, $45/non-members. UWBG Tour Guide & NHS Board Member Cynthia Welte will highlight striking autumnal color interwoven with stories about creepy & sinister plants in the Arboretum collection. (Poisons, witches, fairies & a botanical touch of the dreadful.) You’ll be guided through the vibrant Japanese Maple collection, Sorbus collection & more. Learn the folklore behind some well-known plants, meet new favorites, & be amazed at the mysteries of leaves & fall color. More information: northwesthort.org/event/spooky-season-al-color-at-the-arboretum-with-cynthia-welte/, info@northwesthort.org or 206-780-8172.
Washington Park Arboretum