Q: I have a large old 40-foot oleander tree. Every year as it begins to flower, some of the leaves turn yellow and drop. I realize I may need to fertilize, but I was also thinking of cutting the ...

Answer: When gardeners see clusters of orange-yellow oleander aphids (Aphis nerii), or any aphids for that matter, they immediately need to go on the defense! Aphids reproduce prolifically and can ...

Kevine Okello, a resident of Kano Plains in Kisumu County, is a worried man after an infectious parasite invaded his yellow oleander trees, locally known as chamama. Because of its beautiful flowers ...