The Houston Rose Society will hold its annual rose pruning demonstrations at 7:30 p.m. Thurs., Feb. 12, at the St. Andrew's Episcopal Church Parish Hall, 1819 Heights Blvd. Expert rosarians will demonstrate pruning techniques on all types of actual bushes. Admission is free, and all guests will be able to get up-close views. Pruned bushes will be given away as prizes. Parking will be available West 19th Street near Yale.