How Houseplants Can Help Improve Indoor Air Quality

In today’s world, where many of us spend most of our time indoors, indoor air quality has become more important than ever. From allergens and mold spores to chemical pollutants, the air inside your home can affect everything from your energy levels to your long-term health.

While air purifiers and HVAC upgrades are effective solutions, there’s also a natural, cost-effective way to support cleaner air: houseplants.

The Role of Houseplants in Air Quality

Houseplants do more than just add a touch of green to your space—they actively help filter the air. Through a process called phytoremediation, certain plants absorb harmful airborne pollutants and convert them into harmless byproducts. They also increase oxygen levels and can slightly raise humidity, which helps prevent dry air and respiratory irritation.

Common Indoor Pollutants Plants Can Help Reduce

• Volatile Organic Compounds (VOCs): Emitted from cleaning products, paints, and furniture.

• Carbon Dioxide (CO₂): Naturally accumulates in enclosed spaces and contributes to fatigue.

• Dust and Allergens: Some plants help trap airborne particles on their leaves, reducing indoor dust.

• Mold Spores: While plants won’t eliminate mold, certain species may help filter low levels of spores and moisture from the air.

Best Houseplants for Air Purification

Not all houseplants are equal when it comes to air cleaning, but these are some of the most effective:

1. Spider Plant – Great for beginners and removes formaldehyde and carbon monoxide.

2. Peace Lily – Known for reducing mold spores and absorbing VOCs like benzene and trichloroethylene.

3. Snake Plant (Sansevieria) – Hardy and effective at filtering formaldehyde and nitrogen oxides.

4. Aloe Vera – Not only purifies the air but can also be used to treat skin irritation.

5. English Ivy – Shown to reduce airborne mold in small spaces.

Keep in mind: Overwatering houseplants or using soil that retains too much moisture can promote mold growth, so proper care is key.

Tips for Using Houseplants to Improve Air Quality

• Choose the Right Number: NASA’s research suggests at least one plant per 100 square feet of space for noticeable air benefits.

• Use Well-Draining Soil: This prevents root rot and mold buildup.

• Wipe Leaves Regularly: Clean leaves improve the plant’s ability to absorb pollutants.

• Place Plants Strategically: Keep them in rooms where you spend the most time—like bedrooms, living rooms, or home offices.

Houseplants Are Helpful—but Not a Complete Solution

While houseplants can support healthier air, they shouldn't replace professional solutions if you're dealing with more serious issues like mold, high humidity, or poor ventilation. If you're noticing musty odors, condensation, or allergy-like symptoms indoors, you may need a deeper air quality assessment.

Final Thoughts

Houseplants are a beautiful and natural way to improve indoor air quality while bringing life into your space. With the right plant selection and care, they can support a healthier home environment and complement other air purification efforts.

At Above All Mold Removal, we believe in a holistic approach to indoor air quality. From mold remediation and dehumidification to education and support, we help homeowners across Massachusetts breathe easier. Contact us today to schedule an air quality test or consultation.