Q: I planted three Flowering Yoshino Cherry trees from pots about four years ago. Watered and fertilized the same for all these years. Two of the trees are doing okay. For some reason, one of the ...

Just as blood moves important stuff around the human body, sugary sap moves important things around a tree. My friend Nadia Valverdi told me all about it. She’s a researcher at Washington State ...

Dear Neil: My beautiful Yoshino cherry tree has a gummy or jellylike sap oozing from its trunk. The tree is about 5 years old. I’ve also noticed little sprouts emerging from its exposed roots. Is this ...

Unless you are intent on making your own maple syrup, you probably haven't given tree sap much thought. So, let's take a deeper dive into a tree's 'blood' or sap and the normal flow in the fall for ...

Answer: This is turning out to be another one of those common questions that come in from all parts of the state. In the past two weeks, I’ve gotten photos of orange or red sap oozing from plum trees ...