1. The Orchid Show
Through April 2
New York Botanical Garden, Bronx River Pkwy. at Fordham Rd., the Bronx; 718-817-8700
After picking up a bloom for your apartment, wander the vast grounds and visit the outdoor tents for a lecture about keeping your orchid alive (March 25 and 26) or about how modern technologies are saving endangered orchid species (March 25).
2. Bunny Williams
March 22
Wave Hill, W. 249th St. at Independence Ave., the Bronx; 718-549-3200
The celebrated interior designer comes to one of the city’s most peaceful and well-manicured public spaces to offer tips about cultivating a garden of your own.