Trees of Dickinson County: Green ash

a green ash tree in fall

Iowa has several different species of ash trees: Black ash (Fraxinus nigra), green ash (Fraxinus pennsylvanica) and white ash (Fraxinus americana). However, only one kind is native to the northwest corner of the state — green ash. Black ash is found in the eastern half of Iowa, and white ash is common in the southeastern Read More »

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