Sweetbriar Nature Center is situated on 54 acres of varied garden, woodland, field and wetland habitats on the Nissequogue River. Hundreds of species of plants and animals make homes here.

We are located at 62 Eckernkamp Drive, Smithtown NY 11787


Nature Center Open 9:00 AM – 4:30 PM Daily

Nature Preserve Open 9:00 AM  – 4:30 PM Daily

Outdoor Enclosed Butterfly Vivarium: Open 10:00 AM – 4:00 PM Daily                                             (Second week of June through September, weather dependent)

We are located about a mile from the Smithtown Train Station on Landing Ave.

Parking is available at the center

Public Transit: Take Suffolk County bus S59 to the 25A & St Johnland stop. Walk down Summerset Drive (about 15 min walk) to meet our trail entrance on the west side of our property.


Butterfly Vivarium

Open to the public mid-June to September. Filled with Butterfly friendly plants and 100’s of butterflies.

Cost: $5 for Adults and $3 for Seniors and Children under 12 years


Discovery Area

Open year round, this play area includes a sandbox, a hobbit house, see-saw, slide, and other activities where children can paint and make music.


Reptile Room

Located inside the center. This room is filled with scaly, slimy and even small crawly friends.



A beautiful stained glass window shaped garden fills with color during the Spring, Summer and Fall.


art Center

Check our events for art center classes.


Rainforest room