Q. We have an around 10-year old willow tree that has previously been thriving. It’s always been full and stately, green and lush. It was planted at the end of where our drain tile empties, so it gets ...

CITYWIDE — As city officials continue their investigation into the extent of alleged defects in the city's urban forest, arborists point to nurseries as the possible root of the problem. Members of ...

Q: The leaves on my 3-year-old almond tree, planted in a container, started to dry out quickly due to a problem with drip system. To compensate, I hand-watered but apparently not enough. Once the ...

The most frequently asked question asked in 2016 concerned fig trees. Readers wanted to know why their fig trees did not produce good fruit. Either the fruit dropped from the tree when it was small, ...

Fast-growing, drought-tolerant trees are slowly spreading across grasslands on every continent except Antarctica. Given how desperate we are to reduce carbon in the atmosphere, millions of new ...