Question: I have oleander bushes which are constantly infested with orange caterpillars, although I have sprayed them and picked hundreds off. I have heard they come from the ground. Is this true? If ...

Many gardeners will tell you that aphids are the bane of their existence. According to a new study from the University of Florida, these tiny pests also pose problems for the iconic monarch butterfly.

A recent column, Why are the leaves of my snowbush and oleanders disappearing?, prompted readers to send several impassioned emails. Some expressed concern about killing the larva of butterflies and ...

When oleander aphids infested tropical milkweed, monarch butterflies laid fewer eggs on the plant, and the caterpillars developing on those plants were slower to mature. Many gardeners will tell you ...