There’s an old joke: What’s worse than finding a worm in your apple? Finding half a worm. For an apple-tree-owner, worse still is finding a worm – or worm holes – in every single fruit on your tree.

Q. I’m a retired college professor. I garden organically with only moderate success. Most of the apples on my prolific tree have worm holes. Is there an organic strategy that would help? I cut around ...

Q: I have had wormy apples in my Honeycrisp apple tree. Last year, I had the same problem. I was told to spray a fungicide. I also sprayed neem oil. I waited until the apples started to form. I still ...

Q. We have had two questions related to growing apples this past week. The first reader asks why their Gala apples are not turning red even though they taste ripe. The second reader sent a photo of an ...