Whew, lots going on out there in the gardening world. Here are some items from our calendar.

Saturday, April 26
Bronx: Garden Workshop. Speaker: Laurel Rimmer. Topic: Alpine troughs. Registration. $55. 1 p.m. Wave Hill, 675 W. 252 St. 718-549-3200.

Chestnut Ridge: Organic Beekeeping Workshop. $185. 9 a.m.-6 p.m. Pfeiffer Center, 260 Hungry Hollow Road. 845-352-5020.

Sunday, April 27
Somers: Annuals and Perennials: Adding Color to Your Garden. Speaker: Tolly Beck. Free. 2 p.m. Lasdon Park and Arboretum, Route 35. 914-864-7268.

May 1
Spring Valley: Gardening in the Shade Workshop. Speaker: Tolly Beck, horticulturist and instructor at the New York Botanical Garden. Free. 7:30 p.m. Finkelstein Memorial Library, 24 Chestnut St. 845-352-5700.

May 2
Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

May 3
Mahopac: Container Gardening. Design and plant your own container garden. Participants should bring their own container; plants will be provided. Registration. $5. 2 a.m.-4 p.m. Mahopac Public Library, 668 Route 6. 845-628-2009.

Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

Valhalla: Wildflower and Native Plant Sale. 10 a.m.-1 p.m. Native Plant Center, Westchester Community College, 75 Grasslands Road. 914-606-7870.

Yorktown Heights: Spring into Gardening from the Ground Up. Interactive demonstrations on soil health, lawn care, low maintenance plants, and growing herbs in containers. Sponsor: Cornell Cooperative Extension master gardeners. Free. 9 a.m.-noon Hilltop Hanover Farm and Environmental Center, 1275 Hanover St. 914-285-4620.

May 4
Katonah: Plant Sale. noon-5 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

Chappaqua: Garden Conservancy’s Open Days Program. $5. noon-4 p.m. Rocky Hills, 95 Old Roaring Brook Road. 888-842-2442.

May 5
Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

May 6
Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

Verplanck: Garden Club of Peekskill. Speaker: Tony Tedesco. Topic: Container gardening. Free. 12:30 p.m. Verplanck Little Red School House, Sixth Street. 914-737-0318.

May 7
Ardsley: Ardsley Garden Club’s 45th Standard Flower Show: Garden Secrets. Free. 2-8 p.m. St. Barnabas Episcopal Church, Heatherdell and Revolutionary roads. 914-693-3366.

Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

Scarsdale: Garden Section of the Woman’s Club. Speaker: Peter Kukielski. Topic: A celebration of roses. Reservations. 2 p.m. Scarsdale Woman’s Club, 37 Drake Road. 914-472-4435.

May 8
Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

Brewster: Plant Sale. 10 a.m.-6 p.m. First United Methodist Church, 81 Main St. 845-278-2881.

Katonah: Plant Patch Sale. Flowers, vegetables, herbs. 9 a.m.-6 p.m. St. Luke’s Episcopal Church, 68 Bedford Road. 914-232-5220.

May 9
Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

Brewster: Plant Sale. 10 a.m.-6 p.m. First United Methodist Church, 81 Main St. 845-278-2881.

Katonah: Plant Patch Sale. Flowers, vegetables, herbs. 9 a.m.-6 p.m. St. Luke’s Episcopal Church, 68 Bedford Road. 914-232-5220.

Mount Kisco: Flower Patch Sale. noon-7 p.m. United Methodist Church of Mount Kisco, 300 E. Main St. 914-666-5014.

Ossining: Nature-Friendly Plant Sale and Workshops. $5, May 9; free, May 10. 4-7 p.m. Teatown Lake Reservation, 1600 Spring Valley Road. 914-762-2912.

May 10
Katonah: Plant Sale. 10 a.m.-4 p.m. Caramoor Center for Music and the Arts, 149 Girdle Ridge Road. 914-232-1252.

Yorktown Heights: Composting for Your Organic Garden. Instructor: Margaret von der Meden, backyard farmer and farm-based educator. Dress appropriately for garden work. Registration. $10. 3-4 p.m. Hilltop Hanover Farm and Environmental Center, 1275 Hanover St. 914-980-6375.

Armonk: Green Acres Garden Club Plant Sale. Free. 9:30 a.m.-2 p.m. Byram Hills High School, 12 Tripp Lane. 914-276-7890.
Brewster: Plant Sale. 10 a.m.-6 p.m. First United Methodist Church, 81 Main St. 845-278-2881.

Katonah: Plant Patch Sale. Flowers, vegetables, herbs. 9 a.m.-6 p.m. St. Luke’s Episcopal Church, 68 Bedford Road. 914-232-5220.

Ossining: Nature-Friendly Plant Sale and Workshops. $5, May 9; free May 10. 9 a.m.-2 p.m. Teatown Lake Reservation, 1600 Spring Valley Road. 914-762-2912.

Peekskill: Garden Club of Peekskill Plant Sale. Hanging baskets, herbs, shrubs and more. Sponsor: Garden Club of Peekskill. 9 a.m.-3 p.m. Riverfront Green Park, Route 9 and Hudson Avenue. 914-572-5246.

May 11
Brewster: Plant Sale. 8:30 a.m.-1 p.m. First United Methodist Church, 81 Main St. 845-278-2881.

Katonah: Plant Patch Sale. Flowers, vegetables, herbs. 9 a.m.-6 p.m. St. Luke’s Episcopal Church, 68 Bedford Road. 914-232-5220.

May 13
White Plains: Greater Westchester Orchid Society Meeting. $25 membership. 7 p.m. Ethical Culture Society of Westchester, 7 Saxon Woods Road. 973-420-4966.

May 14
New Rochelle: Garden Club of New Rochelle. Speaker: Ron Amidror. Topic: Healthy gardening. Free. 1 p.m. Elks Lodge, 19 The Boulevard. 914-632-5411.

May 17
Somers: Friends of Lasdon Annual Plant Sale. 9:30 a.m.-3:30 p.m. Lasdon Park and Arboretum, Route 35. 914-864-7268.

Southeast: Master Gardener Plant Sale. Master gardeners will answer questions and conduct soil PH tests. Free. 8:30 a.m.-12:30 p.m. Tilly Foster Farm and Conservation, 100 Route 312. 845-278-6738.

Upper Nyack: Garden Club of Nyack Annual Plant Sale. 10 a.m.-2 p.m. Katzenstein Residence, 507 N. Broadway. 845-358-0534.