Oct. 31
Hartsdale: “Bedtime for Dahlias” with Ed Bonci, last in the series Mornings with the Master Gardeners of Cornell Cooperative Extension. Learn how to dig, divide and store dahlias for winter. Free. 10 a.m. to noon. Hart’s Brook Park and Preserve, 156 Ridge Road. 914?285?4640.

Nov. 1
Bedford: Garden Conservancy’s Open Days Program. Self-guided tour of the Steinhardt Garden, featuring an extensive Japanese maple collection, a naturalistic setting with walkways, stream beds, bridges and ponds and exotic animals that roam the fields and hillsides. No reservations; rain or shine. $5; children 11 and younger free. 433 Croton Lake Road. 10 a.m.-4 p.m. opendaysprogram.org, 888-842-2442.

Nov. 3
Larchmont: Annual fundraising luncheon and fashion show hosted by the Garden Club of Larchmont. Also, silent auction, plant sale and prizes and gift certificates donated by local businesses. $25. 11:30 a.m.-2:30 p.m. Larchmont Avenue Presbyterian Church, 60 Forest Park Ave., 914-834-8971.

Nov. 4
Chappaqua: Friends of Rocky Hills Lecture Series. “Bringing Meadows into the Garden” with Page Dickey. Free. 7:30 p.m. Chappaqua Public Library, 195 S. Greeley Ave. 914-238-4779.

Nov.  12
Katonah: “Farmerettes” Lecture at John Jay Homestead. Elaine F. Weiss will discuss her book, “Fruits of Victory: the Woman’s Land Army of America in the Great War,” about the nationwide movement movement that began in Bedford in 1917 to train women to farm when the men were going off to fight in World War I.  Registration, 9:30 a.m.; lecture, 10, reception to follow. Free. Reservations required. 400 Route 22. 914-232-8119, friends@johnjayhomestead.org.