A seminar in basic rose pruning will be held from 1-2 p.m. Saturday, Feb. 20 at Molbak’s in Woodinville.

Molbak’s own rosarian, John Harmeling, a member of the Seattle Rose Society, will share effective pruning techniques for the most popular roses grown in the Northwest.

Molbak’s is located at 13625 NE 175th St.