+22 Portland Rose Garden & Hoyt Arboretum Ideas. Hoyt arboretum is a public park in portland, oregon, which is part of the complex of parks collectively known as washington park. Suggest edits to improve what we show.

Web the international rose test garden is a one mile walk, along shaded downhill trails, from the hoyt arboretum visitor center. I see the pink trolley tour bus stops at the zoo. Here’s a quick roundup of the sections you shouldn’t miss while visiting the portland rose garden.





