Monday, May 12
Lasdon Park, Arboretum and Veterans Memorial, Katonah: (914) 864-7268
Plant Sale Volunteers, 10 a.m. - 3 p.m.
Tasks include prep the week before: unloading truck deliveries, sorting and organizing plants, watering, labeling and grooming. Also: May 13, 14, 15, 16, 17, 18. Sales days (May 17 and 18): assist shoppers, watering, organize plants and tally plant orders.
Register to select your dates and times
Tuesday, May 13
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
Sunrise Hike to Overlook, 5:10 a.m. - 6:10 a.m.
Ages 18 and older can see the beautiful views as the sun rises over the farm and surrounding land. It’s a peaceful, easygoing and fresh start to your day! Walks leave promptly to ensure we catch the sunrise. Each walk is weather-dependent; an email will go out the day before if it’s being canceled. Free. Also: May 30; June 17 (5 a.m. start).
Registration required
The Westchester in White Plains
Mall Walk, 8 a.m. - 10 a.m.
Tuesdays and Fridays weekly. Go at your own pace or get motivated by joining an inspiring group of people who have grown the program into a small community.
Get details or call (914) 231-4539.
Wednesday, May 14
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
Wilderness Walks, 8:30 a.m. - 9:30 a.m.
Ages 16 and older can join us for a guided outdoor experience on Muscoot’s scenic hiking trails. Led by our knowledgeable staff, the walks will connect you with nature, build confidence on the trails and deepen your appreciation for the beauty of the woods. Walks are weather-dependent; participants will get an email at least 24 hours in advance in case of cancellation. Also: May 22, 28; June 5, 11, 19.
Registration required
Lasdon Park, Arboretum and Veterans Memorial, Katonah: (914) 864-7268
“The American Civil War: A War of Firsts,” 10 a.m. - 3 p.m.
The free exhibit with interactive displays explores the significant innovations in warfare, medicine, weaponry, transportation and other vital advancements that emerged during the Civil War. Wednesdays through Sundays, 10 a.m. - 3 p.m., throughout 2025.
Get details
Lasdon Park, Arboretum and Veterans Memorial, Katonah: (914) 864-7268
Monthly Director Tours, 11 a.m. - noon
Join Lasdon Director Jessica Schuler on a tour of the park and arboretum. Also: June 11; July 9, Aug. 13, Sept. 10, Oct. 8, Nov. 12, Dec. 10.
Get details and register
Hilltop Hanover Farm and Environmental Center, Yorktown Heights: (914) 862-5050
Spring Harvest Zoom Class, noon - 1 p.m.
Join us for a free culinary collaboration with New York-Presbyterian-Hudson Valley Hospital Teaching Kitchen.
Get details and register
Thursday, May 15
Hilltop Hanover Farm and Environmental Center, Yorktown Heights: (914) 862-5050
Farm-to-Fable, 10 a.m. - 11 a.m.
Ages 3 through 6 explore the whimsy of the world around them by combining storytelling with hands-on activities on the farm straight from the tale. This event takes place indoors. Also: May 22, 29.
Registration required
Hilltop Hanover Farm and Environmental Center, Yorktown Heights: (914) 862-5050
Farm Stand, 10 a.m. - 4 p.m.
The farm stand will be open Thursdays through Sundays through Thanksgiving. To contact the farm stand, call (914) 862-5034 during its open hours, or email .
Get details
Friday, May 16
The Westchester in White Plains
Mall Walk, 8 a.m. - 10 a.m.
Tuesdays and Fridays weekly. Go at your own pace or get motivated by joining an inspiring group of people who have expanded the program into a small community.
Get details or call (914) 231-4539.
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
Morning Stories, 10 a.m. - 11 a.m.
This hour-long program invites children to gather around as a staff member reads fun children’s books in a cozy, farm setting. Perfect for young listeners, this program sparks imagination and fosters a love of reading while connecting with the peaceful surroundings of the farm. $6 per child (adult is free). Also: June 6, 20.
Registration required
Lasdon Park, Arboretum and Veterans Memorial, Katonah: (914) 864-7268
Spring Plein Air Painting Workshop, 1 p.m. - 3 p.m.
Join us for an enriching outdoor painting workshop during which every student creates a unique masterpiece in a serene and stimulating environment that ignites creativity. All participants will develop their own style and techniques. $40.
Get details and register
Saturday, May 17
Edith G. Read Wildlife Sanctuary, Rye: (914) 967-8720
Volunteer Work Project: Preparing Garden Beds for Spring/Summer, 9 a.m. - 11 a.m.
Help us prepare the beds for wildflowers, to help the pollinators. Please bring work gloves. Hand tools will be provided. It’s great for service credit hours.
Get details and register
Lasdon Park, Arboretum and Veterans Memorial, Katonah: (914) 864-7268
2025 Plant Sale, 9 a.m. - 4 p.m.
Browse a great selection of favorites and hard to find plants on the Conservatory Plaza. Enhance your landscapes, gardens, patios and decks! Many unique plants, native and tropical plants will be available for purchase. Rain or shine; free parking and admission. Also: May 18, 10 a.m. - 3:30 p.m.
Get details
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
Farm Fence Line Maintenance, 10 a.m. - noon
Help Muscoot maintain safe and beautiful spaces for its animals! Volunteers will assist in clearing fence lines along our animal pastures—removing debris, trimming overgrowth, and preserving these vital boundaries.
Get details and register
Marshlands Conservancy, Rye: (914) 835-4466
Naturalist’s Choice Hike, 10 a.m. - 1 p.m.
Join us for a walk along the trails as we interpret the wondrous things nature is showing us today.
Lasdon Park and Arboretum, Katonah: (914) 864-7268
Lasdon Green Squad, 1 p.m. - 3 p.m.
Every Saturday through November and for those age 14 and older. Volunteers will work with Lasdon staff on tasks such as invasive species removal, planting, watering, weeding, trail maintenance, mulching, trash clean up, and other tasks.
Get details and register
Lenoir Preserve, Yonkers: (914) 968-5851
Spring Scavenger Hunt, 10 a.m. - 3 p.m.
All ages can enjoy beautiful Lenoir through a self-guided scavenger hunt and activity provided by Parks staff. Check in at the nature center anytime between 10 a.m. and 3 p.m. for the instructions!
Playland Park, Rye: (914) 813-7010
Playland Park Job Fair, 10 a.m. – 2 p.m.
Apply to a variety of summer jobs at Playland Park including Park Management (Operations), Ride Operators, Ride Attendants, Lifeguards, Cashiers, Custodial and Painters. The first 100 applicants will have the chance to interview on-the-spot! Bring your Social Security card and valid photo I.D. Applicants who are under 18 years old who plan to complete their application at the fair must be accompanied by a parent or guardian and will need to bring their working papers. Eligible applicants that may wish to enroll in Westchester County Payroll Direct Deposit as their form of payment, must bring with them, either a blank voided check or a bank issued Direct Deposit Set Up Form, which includes their routing number and account number printed on the document. Also: June 7 at the Westchester County Center.
Get details
Ward Pound Ridge Reservation, Cross River: (914) 864-7317
100th-Anniversary Celebration of WPRR, 10 a.m. - 4 p.m.
Join us for the once-in-a-lifetime milestone of WPRR! The celebration will be a free, fun-filled day including nature hikes, kids' activities, speakers, history presentations, music, food and much more! Rain date: May 18.
Get details and register
Miller House, 140 Virginia Road, White Plains: (914) 428-1005
Miller House Open House, 11 a.m. - 1 p.m.
Drop in to visit the former home of the Ann and Elijah Miller family, an average colonial Westchester family whose lives were changed forever when George Washington and his army fought for American independence. Located at 140 Virginia Road, White Plains.
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
BLOOM!, noon - 4 p.m.
The Westchester Watercolor Group presents their exhibit in Muscoot’s main house Saturdays and Sundays in May.
Get details
Hilltop Hanover Farm and Environmental Center, Yorktown Heights: (914) 862-5050
Meet a Beekeeper Day, 1 p.m. - 3 p.m.
Join beekeeper Sean Bugara to learn more about what beekeepers do and how they care for their hives! Drop in on this program during which you can get up close, handle the tools and equipment they use and ask about caring for bees.
Get details
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
Wool-Cleaning Day, 1 p.m. - 3 p.m.
Volunteers are needed to help prepare raw wool for use in various farm products at Muscoot Farm. Volunteers will carefully clean, sort and remove any debris from the wool to ensure that it’s ready for the next stage of processing.
Registration required
Kensico Dam Plaza, Valhalla: (914) 231-4033
Pop-Up Market on the Plaza, 1 p.m. - 5 p.m.
This vibrant event promises a sensational mix of unique local vendors showcasing handcrafted goods, trendy fashion, artisanal products, and delicious food trucks and live music—all in a picturesque outdoor setting. Free admission and parking; rain or shine.
Get details
Sunday, May 18
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
Farmers Market, 9:30 a.m. - 2:30 p.m.
The market supports farmers and sustainable efforts in our area, featuring over 30 local vendors every Sunday through Nov. 16.
Get details
Lasdon Park and Arboretum, Katonah: (914) 864-7263
Gardening Sundays and Tuesday, 10 a.m. - noon
Enhance your gardening skills and plant knowledge by working side by side with the gardeners at Lasdon Park. Tasks include planting, watering, weeding, pruning, staking, deadheading, potting up, and more. Every Tuesday through November. Also: May 20.
Get details and register
The Bronx River Parkway
Bicycle Sunday, 10 a.m. - 2 p.m.
A 13.1-mile loop of the parkway is closed to cars for the exclusive use of non-motorized bicyclists, scooters and in-line skaters, e-bikes class 1 only, plus walkers and joggers. The course runs from the Westchester County Center in White Plains, south to Scarsdale Road in Yonkers. Many points of entry and exit are along the way.
Also: June 8, 15, 22, 29 (8 a.m. - 12 p.m.); July 13, 20, 27 (8 a.m. to noon); Sept. 7, 14, 21 (10 a.m. to 2 p.m.); Oct. 5 (10 a.m. to 2 p.m.)
Get details
Cranberry Lake Preserve, North White Plains: (914) 428-1005
Naturalist Choice Hike, 10:30 a.m. - noon
Our naturalist will take you on a one-mile hike. Hiking shoes are recommended.
Kensico Dam Plaza, Valhalla: (914) 231-4033
Polish Heritage Festival, noon - 6 p.m.
The festival will showcase Polish-American cultural
Alfred B. DelBello Muscoot Farm, Katonah: (914) 864-7282
Guided Farm Tours, 1 p.m. - 2 p.m.
Take a free guided tour to visit and learn about our animals and some of our historic buildings. Meet outside the reception center. Also: June 22.
Registration required
Edith G. Read Wildlife Sanctuary, Rye: (914) 967-8720
Fox Habitats, Habits and Hurrahs, 2 p.m. - 3:30 p.m.
We will observe where and how to find these beautiful animals and the techniques they use for survival.
Details