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 November 2023, so this ...

2023 USDA Plant Hardiness Zone Maps for Kentucky, Indiana and Ohio. 2 of 3 — IN300_HS.png. 2023 USDA Plant Hardiness Zone Maps for Kentucky, Indiana and Ohio. 3 of 3 — OH300_HS.png.

INDIANA, USA — New Plant Hardiness Zone maps updated by the US Department of Agriculture released this week show a drastically reduced Zone 5 throughout Indiana, while Zone 7 makes an appearance in ...

The plant hardiness map contains 13 zones, representing 10-degree-F ranges. Each zone is further subdivided into two half zones, a and b, representing 5-degree ranges. Zone 1 starts in Alaska, and ...

Half the country is now in a slightly warmer hardiness zone than they were a decade ago. These zones show an average of the coldest temperature on the coldest night every year for the past 30 years.

The 2023 map incorporated data from more than 13,000 weather stations compared to the 8,000 that were used for the 2012 map. The maps highlighted 13 different zones around the country in 5-degree ...

The plant hardiness map is divided into a total of 13 zones, each zone representing a 10-degrees-Fahrenheit range of temperatures.Each zone is further divided into two half zones, with each of ...

Scott Robeson, geology professor at Indiana University, said the state already has experienced a half zone shift from 6a to 6b. These shifts are calculated using the coldest temperature ...

For example, a search for my Virginia Beach ZIP code, 23455, shows me in Zone 8b (15 to 20 degrees at its average coldest), or 5 degrees warmer than Zone 8a (10 to 15 degrees). The 2012 map had me ...

The map is based on the 30-year average of the lowest annual winter temperatures for specific places. It is divided into 13 zones, each reflecting a 10-degree temperature range, and each zone is ...

On the previous map, most of Ohio – from the river on the south to the lake on the north – was in Zone 6a, with the average lowest temperature ranging from -10 to -5 degrees Fahrenheit.