And, "It can cause a decline in fruit quality over time," Luke said. Also known as ailanthus, tree of heaven is a deciduous tree native to China and Taiwan. It was brought to the United States in ...

Native to South Sudan and a handful of other African countries, including Congo, Central African Republic and Uganda, excelsa is also farmed in India, Indonesia and Vietnam. The tree’s deep ...

Excelsa coffee cherries are harvested at a farm near Nzara, South Sudan, on Feb. 14, 2025. NZARA COUNTY, South Sudan — Catherine Bashiama runs her fingers along the branches of the coffee tree ...