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Mold

Spring Cleaning Is Not Enough, Check for Hidden Moisture and Mold

Spring has a way of resetting everything, longer days, warmer weather, and that urge to open every window in your home. But while most people focus on surface-level cleaning,...

· updated 30 September 2026 · by JP Maguire Associates

Spring resets everything: longer days, warmer weather, the urge to open every window. Most people spend the week on surfaces. The version of that week that pays is the check of the things you do not see, because hidden moisture and mold do the expensive damage while the house looks fine from the door. When did you last open the closet, the basement door, or the crawl space and really look?

What a winter leaves behind

Dust and allergens, with the windows shut for four months. Moisture from heating, temperature swings and condensation. Clutter that traps dirt and blocks airflow in closets, basements and garages.

Clearing it is not only about appearance: it improves the air you breathe, stops a slow problem building behind a stored box, and lets the rest of the cleaning actually reach the surfaces that decide how the house smells.

1. Declutter before you deep clean

Closets packed with winter clothing, the basement and garage that gathered a season of boxes, kitchen cabinets and the pantry. Remove what you do not need first. Hidden areas are where dust and moisture build up unnoticed, and where the first musty smell comes from.

2. Deep clean the places that matter

Baseboards, vents and ceiling fans, behind and under appliances, windows, sills and screens, bathrooms and tile grout. These collect buildup all winter and they are the surfaces that decide how the house feels once everything is closed up again.

3. Look for the moisture and mold

Spring raises humidity, which is exactly what mold needs: damp and dark, poorly ventilated, or anywhere a minor leak has been running unnoticed. The usual spots are bathrooms around showers, tubs and ceilings, basements and crawl spaces, under sinks and around plumbing, and attics with poor insulation or ventilation.

Musty or earthy odours, strongest in a room that stays closed. Dark spots: black, green, or white fuzzy growth. Warped walls or bubbling paint. Allergy symptoms that ease the moment you leave the house.

Catching any of those early is the difference between a weekend of cleaning and a remediation job. Mold weakens drywall, wood and framing, spreads quickly if left alone, can trigger respiratory problems especially in children and pets, and becomes both harder and more expensive to remove the longer it runs.

4. Keep it from coming back

Airflow. Windows open on dry days, exhaust fans in bathrooms and kitchens actually used, air moving through the house. Moisture. A dehumidifier in the basement, leaks fixed the day they are found, no water left sitting on a surface. Habits. Problem areas checked regularly, spills cleaned and dried the same day, an inspection booked if the house has history.

If you find a large area of mold, moisture that keeps coming back, or a lingering odour you cannot place, bring in a professional before it spreads. JP Maguire handles inspection, drying and remediation across Connecticut, and starts with the water source rather than the surface. Call 877-576-2484.

Where to go from here

If this is happening in your house right now, these are the pages Connecticut homeowners reach for, each one saying what the work involves and how to get a crew rolling: water damage restoration. Water extraction, drying, then the rebuild. fire damage restoration. Soot, smoke odour, and putting the rooms back. mold remediation. Finding it, containing it, and removing it properly. storm damage restoration. Wind damage, fallen trees, emergency tarping. burst pipe repair. Stopping the leak, then repairing what it reached. 24/7 emergency restoration. A person on the phone, any hour of the night.

Also from the blog: Why Checking for Mold Matters, and Where to Look First, What to Check for Spring Moisture and Mold as the Snow Thaws and More on mold removal.

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