Dawn to dusk daily. Greenhouse open every Fri and Sat 10-2 May thru summer. Private tours available
From downtown Lake Oswego go So on Hwy 43 (State St.). Right on McVey, then Stafford approx 2 mi to roundabout. Turn left on Rosemont. From I205 take Stafford Rd North to Rosemont Roundabout.
The beautiful Rogerson Clematis Garden displays the only accredited Clematis collection in No. America with over 800 varieties and is designed to inspire the home gardener.