Start you summer herbs early. Group President Madolyn Kaminski also offers tips on seed starting. Presented by Herb Study Group. Free.

Michigan Garden Clubs President Carol Brodbeck discusses the gardening efforts of the Michigan and National Garden Clubs including the project “Michigan Pollinator Gardens.” Part of Ann Arbor Garden Club’s Hands-on Home Gardening series. Presented by Ann Arbor Garden Club. Free.

A presentation by Dr. Vera Strogolova, a beekeeper, microbiologist, and co-founder of Milwaukee-based Strong Microbials. She has presented talks on honeybee microbes and probiotics (most recently at the Florida State Beekeeping Association annual meeting in October 2018) and microbial control of small hive beetles. Presented by Ann Arbor Backyard Beekeepers (A2B2). Free.

Matt Demmon, director of native landscapes division at Plantwise, discusses ways of thinking about creating plant communities and how planting design and new models of landscape maintenance can help us create resilient, beautiful plantings that have the best chance of fulfilling the stormwater and ecosystem functions we are trying to create. Presented by Michigan Botanical Club Huron Valley. Free.

Keith Berven, professor at Oakland University, has been monitoring variations in numbers of wood frogs for the past 32 years in an attempt to understand the factors that lead to year-to-year fluctuation in their numbers. He will discuss the relative importance of density-dependent factors, and parasites on the frogs. Presented by Sierra Club Huron Valley. Free.

Join Len Sander for a program on bird watching in Israel. Israel is a heavily traveled migration route for birds moving twice a year between Africa and the Eurasian landmass. Len has photographed many interesting species at Eilat, one of the world’s busiest migration spots, as well as in other habitats in the country. Len Sander is a retired U-M physics professor, birder, and photographer. Presented by Washtenaw Audubon Society.      

Create your own seasonal Ikebana arrangement with help from a certified instructor. Please notify a2ikebana@gmail.com of your interest to attend two weeks prior to the date of the meeting.  You will then receive an evite to attend.  Due to popularity of the classes, the class size is limited to 25 and Ikebana International members are given priority.  We usually have room for 5 - 7 guests and welcome beginners.  Payment can only be by cash or check. $20 fee covers flowers and…

Group President Madolyn Kaminski also offers tips on growing your own herbs for cooking. Presented by Herb Study Group. Free.

North American Rock Garden Society Vice President Don LaFond gives a presentation on propagating plants by seed, cuttings, and dividing. Part of Ann Arbor Garden Club’s Hands-on Home Gardening series. Presented by Ann Arbor Garden Club. Free.

Two programs presented in one day by Ger van den Beuken, one of Europe’s most eminent experts on the cultivation of choice alpine plants. Program I (11-12:30): The Cultivation and Propagation of the Genus Saxifraga (includes Porphyrion, Saxifraga and Ligulatae Saxifrages). Program II (1:30-3): Cushion Plants. Presented by Great Lakes Chapter, North American Rock Garden Society. Free. (Note: Program breaks for one hour from 12:30-1:30.)

Epiphytic orchids grow in trees, lithophytic orchids grow on rocks. Chris Steel demonstrates how, using plastic mounts, mounting orchids is a great natural way to grow them. Presented by Ann Arbor Orchid Society. Free.

Presenter Bob Smith displays and discusses colorful photographs of spring ephemerals (perennial woodland wildflowers that bloom and set seed quickly), while Robert Ayotte highlights the systematics and site preferences for each species. This is a primer for upcoming field trips. Presented by Michigan Botanical Club Huron Valley. Free.

PFAS, perfluorinated compounds, is an umbrella term for some 5,000 chemical compounds that have been manufactured and used in consumer products since 1960. Stephen Brown, Ph.D., chemist and co-chair of the Sierra Club Huron Valley conservation committee, provides a non-technical review of aspects of concern about PFAS. Presented by Sierra Club Huron Valley. Free.

Create your own seasonal Ikebana arrangement with help from a certified instructor. Please notify a2ikebana@gmail.com of your interest to attend two weeks prior to the date of the meeting.  You will then receive an evite to attend.  Due to popularity of the classes, the class size is limited to 25 and Ikebana International members are given priority.  We usually have room for 5 - 7 guests and welcome beginners.  Payment can only be by cash or check. $20 fee covers flowers and…

Accredited AOS judge Dave Miller familiarizes us with the anatomy and descriptions of orchids and other plants. Orchid judging at 1. Visitors welcome to observe. Presented by Great Lakes Judging Society (Orchids). Free.