 As of 2002, the region produced 60.7% of the nation's supply of wheat, 51.1% of its barley stocks and 43.7% of its supply of oats.Canterbury has 25,065 hectares of horticultural land, the largest area in New Zealand.The largest crops are potatoes (4,330 ha), peas and beans (2,700 ha), wine grapes (1,770 ha), berries (1,100 ha), and onions (1,000 ha).