Question: Last week I noticed sap bubbles 6 to 8 inches off the ground on the trunk of my year-old Santa Rosa plum. I removed the bubbles and reapplied the whitewash. I checked again today, and they ...

After last week’s column on transplanting 8-year-old plum trees was published, City of Las Cruces Community Forester Jimmy Zabriskie contacted me about another important consideration: sunscald.

Can you help me with two damson plum trees? I purchased these trees bare-root and planted them probably five years ago. They have flourished and now stand 8 to 10 feet tall. I have had them ...

Q. What is this stuff oozing out of the trunk of my plum tree? What should I do about it? (see photo) A. That is the classic symptom of damage from the lesser peach tree borer, being the sap coming ...

With the early arrival of spring and the abundance of flowering trees, shrubs, and bulbs that seemed to appear all at once, I recently was challenged to identify specific blooming trees according to ...

Winter is here and yet we’re still getting plenty of gardening questions to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU Extension faculty ...

Q: You recommend to check for root problems in newly planted fruit trees by bending the tree over and seeing if it wiggles in the soil. How hard should I push? When I push my tree, it does move in the ...

Q: We bought a compass plum a couple of years ago. When we bought it, it had a main stem with a couple of branches, and in the second year, this trend continued, and it appeared to be healthy. However ...

If you want your best ever fall harvest, get to know the various types of plum trees to grow in your garden. You can't beat them for a delicious late summer sweet treat, and once they get going, ...