It's time to start working on managing pests in your fruit and landscape trees this year. Springtime is starting, even if it is delayed a bit from the normal timing. Given the huge differences in ...

Question: I think my peach tree has aphids, but how can I be sure? A: Green peach aphids are the most common aphids on peach trees. They are small and can be difficult to detect, but their damage is ...

If you have aphids on a large tree and don't want to use chemicals, what should you do? According to Terrill Collier, president of Collier Arbor Care, you have three options: 1. Ignore it and live ...

If you have aphids on a large tree and don't want to use chemicals, what should you do? According to Terrill Collier, president of Collier Arbor Care, you have three options: 1. Ignore it and live ...

Q: Most mornings, my pine tree is a gathering spot for a flock of twittering small finches. They poke and prod in the green needles and then, poof, they all leave in a rush. I have a watering dish set ...

[Celebrating seasonal holidays usually pulls us away from routine garden maintenance, often happily so, but as it happens winter holidays happen to coincide with a spray schedule for dormant fruit and ...

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 ...

Agggh. We experience “I will ask Lowenfels about it” aphid infestations every few years. This is one of them. We always have aphids around. They are normally kept in check by their natural enemies.

Recently while in Billings, Montana for an agricultural conference, I noticed a tree maintenance company spraying several trees at a commercial business across from my hotel. They still have ash trees ...

Q: We really enjoyed your article about fruit trees. We have a 23-year-old mango tree which is about 15 feet tall and 15 feet wide, it definitely bears more fruit every other year. We have never ...