Q: When is it too late to use a dormant oil spray? I have a couple of apple trees. Can I use this dormant oil spray on other trees like my maples and my evergreens? If I mix up too much, I want to use ...

CORVALLIS – Just when you’re ready for a long winter’s nap, it’s time to tend your fruit trees. If you don’t, chances are they’ll struggle in the coming season. Giving them attention now helps ward ...

Mid-March to early April, just before growth begins, is the best time to prune fruit trees. At this time, winter damage to fresh cuts is reduced and sealing of cut surfaces by the tree itself is ...

After a few years of watching and waiting for a peach tree I planted to bear fruit, it finally did this year. Unfortunately, it was unable to produce during those first few years because of peach leaf ...

When is the best time, or what is the best temperature, to apply dormant sprays to my apple tree? - Gale, Racine. Dormant oil sprays must be applied before the leaves start to emerge, which means you ...

The chill in the air reminds gardeners that it’s time to start winter chores. Spraying of dormant oils on deciduous fruit and nut trees, roses and other ornamentals can diminish the incidence of ...

You should have applied the most important insect spray of the year — dormant oil sprays — during the winter. Why then? Because that’s when insects susceptible to these sprays are most vulnerable. Why ...