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 ...

[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 ...

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 ...

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.

Ash leaves are turning purple and yellow now, gardening season is winding down, and the aphids are back. While enjoying the spectacular fall color this year, you may have noticed tiny, powdery-blue, ...

Question: What is causing this white webbing that looks like it’s oozing from old pruning cuts in apple trees? Answer: I had never seen anything like those images of white foamy icing rings around the ...

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 ...