People are aching to get out and start gardening. Have you started already? Do you have questions? For answers, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s ...

A. Hardy to Zones 4 to 5, neither the species nor cultivated varieties of smoke tree (Cotinus coggygria) actually needs to be cut back. They are winter-hardy shrubs and, unlike perennials, the ...

Q: Can I trim and shape my globe evergreen bushes and if so, can I do it this spring? They’ve been in place a number of years and do have dead branches inside. What would you suggest for trimming back ...

), each year there's a big decision to make: to cut or not to cut. Cutting it back sharply – not just light pruning but whacking it off about a foot high, a technique known as stooling -- controls its ...