My wife's wine-growing family are hedging bets in Australia by buying/planting vineyards in a different state with a cooler climate. There have been cases where

My wife's wine-growing family are hedging bets in Australia by buying/planting vineyards in a different state with a cooler climate. There have been cases where large swathes of a region have lost a vintage to smoke taint from bushfires also, so having a backup option is useful.