San Antonio Express-News

Termites are on the move; here’s what to do

- By Shakari Briggs

As the seasons change in Texas, homeowners can expect to see swarms of termites around their homes.

But with a few steps aimed at prevention, consumers can protect their property from the detritopha­gous eusocial insects.

Homeowners often confuse termites with ants and other insects

It’s not uncommon to mistake termites with ants. But the two insects couldn’t be more different.

For those trying to distinguis­h the two, termites have wings almost equal in length with their straight antennas, which may droop. However, ants have front wings longer than their hind wings, and their antennas are bent at a 90-degree angle.

According to the U.S. Environmen­tal Protection Agency, there are three types of termites in the U.S.: native subterrane­an, drywood and Formosan.

Termites swarm to either breed or start a colony

Pest experts say termites swarm in different seasons based on the subgroup. For example, subterrane­an termites usually swarm in the spring and during daylight while drywood termites wait until the late summer or early fall. Dampwood termites swarm in the summer.

Once the termite colony has reached a specific capacity and it

wants to expand, termites will swarm.

The swarmers, also called alates, include male and female insects; the intention of both is to reproduce and grow.

Until it’s the right time for the swarmers to take flight, they will live in soil close to the surface of their nest. At the ideal time, the swarmers will take flight and pair off, allowing the couples to shed their wings, mate and ultimately find a new nest to populate. This occurs usually once a year.

Preventing infestatio­ns starts during constructi­on and never ends

The EPA encourages consumers to use a concrete foundation during the constructi­on phase of homebuildi­ng, adding it’s important to leave a ventilatio­n space between the wood and soil.

Other recommenda­tions include covering exposed wood surfaces with either a sealant or metal barrier.

After constructi­on, keep the soil around the foundation dry with the help of proper grading and drainage.

By filling in cracks in the cement foundation, homeowners reduce the ability of termites to access openings in the structure.

Additional­ly, officials warn homeowners to fix leaks as soon as possible, not pile or store firewood or wood debris close to the home, keep vents clear of blockage, and make sure trees and shrubs aren’t planted too close to the residence or grow against exposed wood surfaces.

Lastly, EPA officials suggest checking around the home occasional­ly to make sure termite colonies do not form.

Multiple treatments can rid the home of termites

Whether one wants a take chemical or nonchemica­l approach to keeping termites out of their homes, there are multiple options to consider.

Building a physical barrier during the constructi­on phase with materials such as steel mesh or various size sands have been proven effective, according to the EPA.

Although using a termiticid­e applicatio­n remains an option, only a pest management profession­al can apply the treatment. Approved treatments by the EPA include liquid soil-applied termiticid­es, termite baits, building materials impregnate­d with termiticid­es and wood treatments.

Per the EPA, the soil-applied barrier treatment is the most common technique for getting rid of termites.

 ?? Texas A&M Agrilife Extension ?? Worker termites, left, and single swarmers, right, are the two termite castes most likely to show up in a home.
Texas A&M Agrilife Extension Worker termites, left, and single swarmers, right, are the two termite castes most likely to show up in a home.

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