INDIANA, USA — Indiana is now mostly a Zone 6 state (both a and b) according to the United States Department of Agriculture's latest plant hardiness zone map. It was updated in ... (Note: Scroll down ...

The United States Department of Agriculture (USDA) recently released its updated Plant ... Indiana, including Whitley County, is in Zone 6a, with average annual extreme minimum temperatures of -10 to ...

Michele asks: “Will climate change affect the USDA Hardiness Zones for gardening? In other words, will the types of plants ... Indiana has already experienced a shift. The USDA describes its ...