Learn to Prune Workshop with a Certified Arborist Learn simple pruning tips and techniques from a professional. There are several rules to follow to make your pruning efforts easy and manageable, along with being good for your shrub or tree. Tom Quigley, President of Olympic Nursery and a Certified Arborist, is presenting a free “Learn to Prune” workshop, Saturday, June 20, at both 9 a.m. and 11 a.m. Quigley has over 25 years of experience and is certified through the Interna