Hoyt Arboretum Blog 
…and how to make your own pressed flowers and leaves at home! At Hoyt Arboretum, we make several hundred pressed and dried plant specimens every year to scientifically document and validate our tree collection. Many of the larger botanic gardens and arboreta, as well as most land-grant universities, have dried plant collections to record the … Read more
Late spring is a perfect time to visit Hoyt Arboretum to see many of our glorious dogwoods! The Arboretum has over 70 different species, varieties, or cultivars of dogwoods, with most of them located in the Dogwood Section along the north end and back edge of the Vietnam Veterans Memorial. First off, what is a … Read more
Spring has arrived in Portland, when new blooms seem to be appearing daily. Not to be left behind, winged creatures have been quick to follow. Leaving a window propped open while typing the day away in productive bliss may reward the patient with cheery chirps, trills, and melodic whistles — a comfortable springtime soundtrack to … Read more
Hoyt Arboretum is known for trees, not orchids. We don’t have fancy greenhouses to grow tropical epiphytic orchids. Nor do we have deep, complex older-growth forests that might have our native terrestrial orchids, such as calypso orchids (Calypso bulbosa), coralroots (Corallorhiza spp.), or twayblades (Neottia spp.). The grounds of Hoyt Arboretum, however, do have three … Read more
Wait, are there ferns at the Arboretum? Yes indeedy, there are lots of ferns at the Arboretum! Although the Hoyt Arboretum is focused on tree conservation, we have six species of ferns that are native to our area and are regionally abundant in much of the Pacific Northwest. A few of our ferns may have … Read more