Indiana: Plant Hardiness Zones, Climate & Soil Conditions

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Indiana is a top agricultural state in the United States, producing corn, soybeans, popcorn, blueberries, peppermint, spearmint, processing tomatoes, fresh market melons, and vegetables for processing.

Indiana livestock producers rank the state at the top for hogs, chickens, eggs, and turkeys.

The state’s diverse climate and soils provide farmers with the opportunity to grow a wide variety of crops.

Indiana’s location also gives farmers access to many markets to sell their products. The state’s transportation infrastructure makes it easy for farmers to get their products to market quickly and efficiently.

US Plant Hardiness Zone for Indiana

Let us take a quick look at the US Plant Hardiness Zone Map of the state.

Plant Hardiness Zone Map Of Indiana


Indiana experiences a humid continental type of climate in the northern and central regions of the state and a humid subtropical climate in the south.

Summers are hot, humid, and wet. High temperatures often reach the mark of 100°F at the peak of the summer in July, and the humidity becomes uncontrollable.

Winters are cold and bitter, with night temperatures dropping below 15°F in the north during January.


Indiana receives an average of 42 inches of rainfall annually, increasing from north to south.

Snowfall ranges from 14 inches in the southwest to 76 inches in the north-central snow belt near Lake Michigan.

Soil Type

The map showing the state’s ecoregions is shown below.

Now, let us elaborate on this map by adding some information about the soil orders present in these regions.

Soil Order Of Indiana

Soil / Sub OrderLocationCharacteristics
Alfisols/Aqualfs and UdalfsAqualfs are mostly in the Central Till Plain Region while Udalfs are in the southern hills and lowland region and northern moraine and lake region.1. Aqualfs have warm and aquic conditions
2. Udalfs have a udic moisture regime.
Inceptisols/Aquepts and UdeptsIn the southern hills and lowland region.1. Aquepts are wet Inceptisols.
2. Udepts are mainly freely drained Inceptisols that have a udic or perudic moisture regime.
Entisols/Aquents and PsammentsAquents in the southern hills and lowland region while psamments in the northern moraine and lake region.1. Aquents are the wet Entisols.
Psamments are sandy soils.
Mollisols/AquollsScattered throughout the central region of the state.1. Aquolls are the wet Mollisols.
Histosols/SapristsIn the northern moraine and lake region1. Saprists are the wet Histosols in which the organic materials are well decomposed.

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