Although bloom times are directly related to the weather, the chart below displays the usual times for the listed plants to bloom in Boerner Botanical Gardens.
Since 2007, Master Gardener Volunteers working with the UW-Extension Horticulture Center at Boerner Botanical Gardens have been recording blooms in the Perennial Garden.
To see detailed records for more than 2,000 perennial plants, please select from the following:
Plant Heath Advising Program
Plant Health Advising Help Desk
Lawn & Garden Questions?
Serving Kenosha, Milwaukee & Racine Counties
Get your lawn & garden questions answered by our WI Master Gardener Volunteers serving at the Plant Health Advising (PHA) Offices in Kenosha, Milwaukee and Racine Counties in Wisconsin.