Texas is under invasion. Outside intruders are visiting our backyards, waterways, and agricultural fields. As people and goods travel across state and national borders faster than ever, invasive species from faraway places like Africa and Asia threaten our native plants and animals.

According to TexasInvasives.org, a multi-agency partnership that aims to educate Texans about the threat of invasive species, individual invasive species can cause crop and lawn damages of $100 million or more per year. Although only 15% of non-native organisms can be classified as “invasive,” these unwanted pests threaten the native species that make Texas unique and prosperous. Here are a few of the state’s newest enemies.

African Cluster Bug

This invasive insect is just as gross as its name implies. It’s often found in damaging swarms that can descend on cropland and gardens. With a fearsome reproduction rate and an appetite for local cash crops like flax and thyme, the African … Read Full Post »

While you no doubt love having your citrus trees, you’ve probably noticed that you aren’t the only one in the neighborhood who enjoys easy access to fresh fruit. Insects like the Asian citrus psyllid have been wreaking havoc in Texan citrus fields and home gardens, but pesticides may not be the best answer. Mass spraying tends to have pretty nasty side effects, and some species may even develop tolerance to such chemicals. Fortunately, a local lab is taking clues from nature by cultivating a non-stinging wasp that is a highly effective deterrent.

What’s Wrong with Psyllids?

The Asian citrus psyllid, Diaphorina citri, wouldn’t be such a problem if all it did was suck sap out of new shoots on various citrus tree species. Unfortunately, these tiny bugs also create a toxic byproduct that mangles some buds and kills off others, preventing trees from growing out properly. As if this isn’t bad enough, … Read Full Post »