Cornell University’s Long Island Horticultural Research & Extension Centers is hosting an open house with garden tours, demonstrations, a plant sale and educational seminars on “Flower Arranging” (noon), “Tick-Borne Illnesses” (11:00 am), and “Pruning Roses” (1:30 pm).

Admission is FREE.

For more information, call 631-727-3595 or visit https://cals.cornell.edu/agricultural-experiment-station/research-farms/long-island-horticultural-research-and-extension-center-lihrec

The center is located at 3059 Sound Ave., Riverhead 11901