Plant Trials

Registration for International Plant Trialing Conference now open
After a 10-year hiatus, All-America Selections is bringing the International Plant Trialing Conference back.
More in Plant Trials
Four ways the nursery industry supports the environment
Happy World Environment Day!
Rock Star Roses
The American Rose Trials for Sustainability picks five roses to join the ranks of stellar performers.
Resilient plants
The Climate Ready Plant Trials will provide growers with data driven plants that are ready to withstand the most extreme weather conditions.
California Spring Trials day one recap
Our editors are on the road in California with eyes full of flowers. Here’s what they're seeing at the California Spring Trials so far.
Attend the Climate Ready Landscape Plants 2023 open house
The study seeks to improve urban water-use efficiency by evaluating landscape plant performance on three irrigation treatments corresponding to high, moderate and low categories of water use.
Survive the gauntlet
A plant must pass every test these growers give before becoming a new introduction.
Delightfully durable roses
The American Rose Trials for Sustainability selects roses that perform beautifully on their own merits. Find out which ones were named as 2023 A.R.T.S. Local Artist winners.
Mt. Cuba Center releases new Carex report
According to its four-year trial, Mt. Cuba Center finds that Carex offers myriad solutions for home gardeners in the Mid-Atlantic region.
UGA Trial Gardens announces 2022 Classic City award winners
Check this year’s list of award-winning varieties that caught the judges’ eyes.
May issue recap
From roses to distylium, the May issue is packed with plants.