It’s the mother tree, the tree from which all navel oranges in the United States trace their roots. Planted in 1873 by a Riverside woman, the parent Washington navel orange tree has lasted 148 years ...

Mn deficiency is a common nutritional disorder affecting the growth, yield and fruit quality of citrus plants. Twenty-three-year-old 'Washington Navel' orange (Citrus sinensis L.) trees budded onto ...

Fenced off and wrapped in mesh, a single orange tree sits at a busy intersection in Riverside, California. In a region famous for its citrus industry, you wouldn’t think much of this tiny grove ...

Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at gnogardening@agcenter.lsu.edu. I have a problem with my navel orange tree. It is producing two types ...

Warmer, sunnier days are just ahead. Don’t buy it? Just take a walk through Costco, and you’ll see summertime in full swing. The big-box retailer is leaning so far into summer that it’s currently ...

Oranges are a delicious part of any diet, providing a much-needed dose of vitamin C. A glass of orange juice is the perfect way to start the day, too, and it tastes even better when it's fresh. For ...

It’s the mother tree, the tree from which all navel oranges in the United States trace their roots. Planted in 1873 by a Riverside woman, the parent Washington navel orange tree has lasted 148 years ...