Plant Maps
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Interactive EPA Ecoregions Map for Iowa

Based on Ecoregions developed by the EPA, Plantmaps Ecoregions describe areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources, as well as similarity of climate that can assist Iowa gardenders.

40a - Loess Flats and Till Plains
46n - James River Lowland
47a - Loess Prairies
47b - Des Moines Lobe
47c - Iowan Surface
47d - Missouri Alluvial Plain
47e - Steeply Rolling Loess Prairies
47f - Rolling Loess Prairies
47h - Nebraska/Kansas Loess Hills
47m - Western Loess Hills
52b - Paleozoic Plateau/Coulee Section
52c - Rochester/Paleozoic Plateau Upland
72d - Upper Mississippi Alluvial Plain
72f - River Hills