Whenever we hear about invasive species, we usually think about pest insects or arthropods such as Argentine ants or fruit ...

One example of companion ... combinations of companion plants to grow next to citronella, and each brings out different beneficial properties of this pest-repelling plant. Read more: 8 Stunning ...

At medium densities, green foxtail plants grow larger and can severely reduce crop yields. In this example, a reduction in weed numbers may actually increase the weed problem. Timing of weed-crop ...

Weeds are often defined as plants growing where they are unwanted. The definition reflects our attitude, but doesn't help us understand the roles these plants play in managed ecosystems. In natural ...