Research
Chat Room — November 2019
This month, we asked readers about their take on mixed combos, first-year flowering perennials and recycling. Click on the PDF below to learn what they had to say. more »
University of Illinois Breaks Ground on Research Greenhouse
On Oct. 23, representatives from the University of Illinois at Urbana-Champaign and the Bill & Melinda Gates Foundation broke ground on a new, state-of-the-art greenhouse in the Research Park. The planned greenhouse will support a research project, “Realizing... more »

New Website Summarizes Native Plant Research
A new website summarizing the research from 11 institutions is live for the public to explore new information about the impacts of gardening with native plants and their cultivars, called nativars. The research paper and... more »

Seeing Inside Your Container Media
When you buy a good-quality root substrate, you are mostly purchasing holes. Solid particles from peat, bark, perlite, wood fiber and other components typically make up only about 20 to 30% of volume when a... more »
Maine University Dedicates New Greenhouse Facilities
As part of its Homecoming celebrations, the University of Maine at Presque Isle marked the completion of its state-of-the-art, four-season Zillman Family Greenhouse with an official opening and dedication ceremony on Sept. 27. Work and... more »
HRI Receives $240,000 in Donations During Cultivate’19
The Horticultural Research Institute (HRI), the AmericanHort foundation, received $240,000 in donations during its summer reception, held in conjunction with Cultivate’19 in Columbus, Ohio. More than 150 industry professionals attended the summer reception, which celebrated... more »

‘Tis the Season … for Poinsettias
Even though we are only in the first full week of August, I know that many of you are already thinking about the holidays because it is time for poinsettias! In the August issue of... more »

Heat Delay in Poinsettias
The 2018 fall season experienced high temperatures in some parts of the U.S., which caused heat delay of poinsettia flowering by up to several weeks in sensitive cultivars. Warm temperatures meant that plants were not... more »