Fire Ants on Pastures, Hay Meadows and Acreage Around Hawkins

Why are fire ants so hard to keep down on East Texas pastures?

Every acre around Hawkins is open to reinvasion. Red imported fire ants are established across East Texas, sandy topsoil lets colonies rebuild fast after rain, and new queens fly in from neighboring pastures and road ditches each year. Treatment lowers the numbers on your land; it can't wall it off from the next place over.

Open, sunny ground suits fire ants, and that describes improved pasture, hay meadows, pipeline rights-of-way and the mowed strip along every county road. Bermudagrass and bahiagrass pastures in this part of Wood County can carry dozens of mounds per acre after a wet spring.

Mounds cost a landowner in several ways. They can damage mower decks and hay equipment, sting calves and foals, prey on the eggs and young of ground-nesting birds, and pack into electrical boxes, well-pump controls and AC units.

How does the Two-Step Method work on pasture and hay ground?

Step one is a broadcast of bait across the whole field, so foraging workers carry it back and the colonies decline over the following weeks. Step two is treating only the mounds that matter, such as those by gates, pens, the barn, water troughs and the house, with a product labeled for mound treatment.

AgriLife calls broadcast bait the most cost-effective way to treat a large area, typically at a low rate of about 1 to 1½ pounds per acre with a hand spreader or a seeder mounted on a truck or ATV. The label sets the exact rate, and a little bait covers a lot of ground.

Treating mound by mound across 20 acres takes far more product and time, and it misses young colonies that haven't built a visible mound yet. That is why a fire ant control plan for big tracts usually runs in the same order: bait the whole field, then handle the hot spots by hand.

• Use fresh bait; stale or rancid bait gets ignored by the ants
• Spread it on dry grass when no rain is expected for at least a day
• In summer, spread late in the day, since ants forage mostly at night once soil passes about 90°F
• Test first: set a potato chip or hot dog slice by a mound, and if ants cover it within the hour, they're feeding
• Don't pile bait on top of mounds or water it in

Which fire ant products can go on grazed or hay land?

Only products whose labels list pasture, rangeland or hay meadows as a use site. Some fire ant baits carry that listing and many lawn products do not. Labels can also set a wait before cutting and baling hay, and limits for land grazed by animals raised for meat or milk. Read the label every time.

The EPA sums it up in four words: the label is the law. Using a pesticide in a way its label doesn't allow violates federal law, and on forage it can leave residues in hay or in animals headed to market.

Product names stay the same while formulas and use sites change, so last year's bag may not match this year's label. For current choices on your ground, the Texas A&M AgriLife Extension office for Wood County at 618 S. Main St. in Quitman can point you to suitable products and rates. Any technician working your place applies products according to their labels, which on pasture means the forage restrictions too.

Keep a copy of the label, or a phone photo of it, with your hay records. If you sell hay or cattle, a buyer may ask what went on the field and when, and the label's restrictions are the answer.

How do you handle fire ants around stock ponds, troughs and pens?

Keep product out of the water and favor bait near ponds. Mounds along stock pond dams, around troughs and inside pens are where cattle, horses, dogs and people tend to get stung. Broadcast bait above the waterline where the label allows, then treat the few mounds right at the gate or the water point.

Many contact insecticides used as mound drenches carry warnings about fish and aquatic life, which matters on a pond stocked with bass and catfish. Baits put very little active ingredient on the ground per acre, one reason they make sense near water.

Newborn calves bedded down in tall grass and animals lying near a mound can take a lot of stings. Check calving pastures ahead of calving season, and look for mounds around hay rings, mineral feeders and the shade trees where cattle loaf. Walk the pond dam before a family fishing day too, since kids and dogs find hidden mounds the hard way.

Fire ants also go after electrical gear. Pump houses on stock wells, float and pressure switches and electric fence chargers are worth checking every few months, because a colony packed into a switch box can short it out.

What happens to fire ants when the creeks and Sabine bottoms flood?

They float. High water along Little Sandy Creek, Big Sandy Creek and the Sabine River bottoms pushes colonies out of the soil, and the ants link into living rafts that drift until they touch a fence post, tree, hay bale or barn wall. In lab tests reported by AgriLife, rafts survived from about a day to 12 days.

A raft carries the whole colony: workers, brood, winged males and females, and queens. When it lands, the ants climb whatever is dry, whether that's a row of round bales at the edge of a bottom pasture, a stalled tractor or the steps of a barn. Low pastures along the Sabine south of Hawkins and Big Sandy see this after heavy rains.

Once the ground dries, colonies that washed onto your place start new mounds within weeks, often along fence rows and the high spots of a bottom field. A broadcast bait after the land dries out is usually the next step.

• Wear rubber boots, cuffed gloves and long sleeves when wading or cleaning up
• Don't touch or poke a floating mat with a stick or paddle; the ants climb right aboard
• AgriLife's flood advice suggests spraying a floating mat with about 2 tablespoons of dish soap in a gallon of water, which breaks the ants' grip on the surface
• If ants get on you, rub them off with a dry hand or cloth rather than splashing water
• Check hay bales, debris piles and feed sacks moved from low ground before you handle them

How should you time bait around grazing and hay cutting?

Plan bait around your hay and grazing calendar, not just the weather. Spring and fall are the usual broadcast windows, when ants forage well. On hay ground, bait early enough that any label wait ends before the next cutting. Skip days right before rain, and spread in the evening when summer soil runs hot.

Freshly cut hay ground is easy to spread on and easy to watch for new mounds afterward. Whatever order you choose, the label decides how soon animals can return and how soon hay can come off the field, and the AgriLife office in Quitman can help match timing to your schedule.

Fire ants keep company with ticks in the same tall grass and brushy fence lines. For that side of owning land around Hawkins, see how to cut tick numbers on rural acreage.

What does fire ant treatment cost on acreage near Hawkins?

Fire ant yard treatment (typical lot; acreage quoted per acre) runs $100–$275 as a 2026 estimate for Wood County. Pastures, hay meadows and large tracts are priced per acre after someone looks at the ground, since mound density, access, gates and label limits all change the work. The price is approved before treatment.

One way to handle country property is to split the job. The house yard, barnyard and pens get a yard treatment, while the pastures get a per-acre broadcast quote, or you spread pasture bait yourself and leave the yard to a technician. Either way, ask for each part as its own line. A big tract can also be treated in stages, starting with the hay meadow and the house pasture and adding back fields in a later season.

For grub and armyworm trouble in the yard itself, lawn pest control is a separate line item: lawn insect treatment (per visit) runs $70–$140. To get pasture and yard priced together, call (281) 326-6212; calls are answered 24/7.

• How many mounds per acre, and whether they're spread out or bunched along fence lines
• Gates, livestock in the field and whether the ground can be driven
• Ponds, creeks and wet spots that need setbacks
• Whether the field is cut for hay or grazed by animals raised for food, which narrows product choices
• How many outbuildings, pens and yards need mound treatment