Termite Treatment in Union, NJ

Is It Termites? Swarmers, Tubes and Damaged Wood

Suburban New Jersey is termite country. The species is the Eastern subterranean termite (Reticulitermes flavipes), a soil-nesting insect whose colonies are common in wooded and landscaped lots across the state. Formosan termites are not established here and drywood termites belong to warmer climates, so the question is almost never which termite — it is whether what you found is a termite at all.

Swarmer or flying ant? Three features settle it:

• Wings. A termite swarmer has two pairs of wings of equal length, extending well beyond the body and shed within hours. A winged ant's front wings are clearly longer than its hind wings.
• Waist. Termites are broad-waisted, almost tubular. Ants are pinched sharply between thorax and abdomen.
• Antennae. Termite antennae are straight and beaded. Ant antennae are elbowed.

The evidence left behind is usually more useful than the insects. Shed wings in piles on sills and basement floors. Mud tubes, pencil-width earthen runways up a foundation wall, a pier or a pipe, which workers build because they dry out in open air. And damaged wood: termites eat the softer springwood and leave the harder bands, so the galleries follow the grain and are packed with soil and faecal material. Hollow-sounding wood or blistered paint on a sill is worth probing.

The common look-alike is the carpenter ant (Camponotus pennsylvanicus). It nests in wood rather than eating it, so its galleries are clean and smooth, with coarse frass of shavings and insect parts pushed out. Soil in the galleries means termites; clean galleries and a sawdust pile mean ants and, nearly always, a moisture problem.

How Termites Reach a Detached House

A detached Union house on a planted lot offers more ways in than an attached one, nearly all at ground level.

• Mulch and soil against the siding. Deep mulch beds keep the soil moist and bridge any gap between grade and wood. Several inches of visible foundation between soil and siding is the single most useful habit a homeowner can have.
• Garage slab and porch joints. The expansion joint where the garage slab meets the foundation, and the fill under porches, steps and stoops, give termites a hidden route to the sill plate. The attached garage is one of the most common entry points we see.
• Crawlspaces. Exposed soil, damp air, piers with wood resting on them, and form boards left from construction. A crawlspace with a moisture problem is a crawlspace with a termite risk.
• Wood touching soil. Deck posts, fence lines butted to the house, trellises, stair stringers and buried construction wood or old tree stumps close to the foundation.
• Gutters and downspouts that overflow or discharge against the foundation, and irrigation heads spraying the wall.
• Finished basements. Framed and panelled walls hide tubes on the foundation for years. Additions and sunrooms on slabs are another blind spot, because the joint between old and new foundation is hard to see.

Soil Treatment, Baiting and What Actually Works

On a detached house the full range of methods is usually available, and the choice comes down to the building, the site and how quickly you need activity stopped.

Liquid soil treatment puts a continuous treated zone where termites travel to reach the building: a narrow trench along open foundation, with rodding below it toward the footing, and drilling at close intervals through slabs, porches and cellar floors, which are then patched. Volume is the whole game, applied to the product label.

Non-repellent or repellent. Non-repellents — fipronil, imidacloprid, chlorantraniliprole — cannot be detected, so workers pass through, pick up a dose and carry it back. Repellent pyrethroids such as bifenthrin form a barrier the insects avoid, which only holds if it has no gaps.

Baiting systems work the other way round. Monitoring stations go into the soil around the building and are checked on a schedule; once termites are feeding, a cellulose bait with a chitin synthesis inhibitor (noviflumuron, hexaflumuron) goes in, which stops workers moulting. The colony declines over months. Slower, but it targets the colony and needs no drilling.

Spot treatments and borates. Foam injected into an active gallery kills the termites in that wood, not the colony in the soil. Borate (disodium octaborate tetrahydrate) on bare, unfinished wood protects that timber — ideal when joists and sills are exposed during renovation — but does nothing to the soil.

Why do-it-yourself products fail. Spraying a visible tube kills a handful of workers while the colony, foraging over tens of metres of soil, builds another. Consumer products cannot reach the depth and volume a foundation needs. Breaking a tube and watching whether it is rebuilt is useful diagnosis, not treatment.

Tell us about any private well before the inspection. Labels restrict soil treatment near wells and cisterns, and baiting may be the right answer there.

Buying, Selling and the Termite Inspection Report

Most termite questions in suburban New Jersey come up at one of two moments: when swarmers appear in spring, and when a house is being sold.

The NPMA-33 report. The Wood Destroying Insect Inspection Report is the standard form used in real estate transactions here, routinely requested by buyers and lenders. It records whether visible evidence of termites and other wood-destroying insects was found, where, and whether there is visible damage. Two things it is not: it is not a warranty that the building is free of termites, and it is not a structural assessment. It is a visual snapshot of the accessible areas on the day. Finished walls, stored contents and floor coverings hide evidence; read the section listing what could not be inspected.

If evidence is found during a sale, ask whether it is active or old, whether there is treatment paperwork, whether any service agreement transfers, and have damage assessed by a contractor or engineer. Old damage from a treated colony is common and not in itself a reason to walk away.

What a thorough termite estimate includes: where activity was found; the conducive conditions to correct; the method and why it suits this building; the product class; how often bait stations are checked, if baiting; and re-inspection and re-service terms in writing. Ask for the applicator's certification for termite work — in New Jersey termites and wood-destroying insects are their own certification category (7B).

General information about the rules as written, not legal advice about your situation. Confirm current requirements with the agency named before relying on them.

Termite Treatment — Common Questions