Cost: $12/members, /$20 non-members. Register online. Katherine will acquaint you with some of her favorite selections, offer fresh ideas for their use in the garden as well as in container combinations, vertical gardens, wreaths & floral arranging. She’ll also discuss propagation, proper soil mixes, indoor care & tips on how to address humid outdoor growing conditions. Katherine has been experimenting with the unexpected on the grounds of Avant Gardens. She is also a garden photographer, writer & a lecturer. More information: www.northwesthort.org, info@northwesthort.org or 206-780-8172.