where do pecans grow in the united states
Pecan The pecan (Carya illinoinensis) is a species of hickory native to Mexico and the southcentral and southeastern regions of the United States.[1][2]
Columbian exchange Several plants native to the Americas have spread around the world, including Potato, maize, tomato, and tobacco.[5] Before 1500, potatoes were not grown outside of South America. By the 1840s, Ireland was so dependent on the potato that the proximate cause of the Great Famine was a potato disease.[6] Potatoes eventually became an important staple of the diet in much of Europe, contributing to about 25% of the population growth in Afro-Eurasia between 1700 and 1900.[7] Many European rulers, including Frederick the Great of Prussia and Catherine the Great of Russia, encouraged the cultivation of the potato.[8]