Grapevine

The Wine Exchange hosts a tasting Saturday and Sunday of Australian boutique wines, many of which have not yet been tasted in the United States. More than 15 wines will be offered, including ‘94s from Penfolds and selections from such small high-profile estates as Tim Adams, Richard Hamilton and Katnook.

Saturday, noon to 6 p.m.; Sunday, noon to 5 p.m. Reservations suggested. Wine Exchange, 2368 N. Orange Mall, Orange. (714) 974-1454. $25.