How Do Houseplants Get Bugs? 3 Effective Tips to Prevent Insect Infestations

Are you puzzled by the persistent infestation of pests such as scale, mealybugs, spider mites, whiteflies, aphids, fungus gnats or other garden pests on your beloved houseplants? You're not alone. Discovering insects in indoor foliage can be puzzling and vexing. Let’s investigate the causes behind this frequent issue and offer three secrets to eradicate and prevent the unwelcome presence of these pests.

1. Moisture Magnetism

Bugs, like fungus gnats and aphids, are drawn to the moisture-rich environment of houseplant soil. They will come in through screens, open doors or windows in the spring and summer, and make themselves at home in the comfort of your plant’s soil. Excessive moisture can exacerbate this attraction. Be careful of over-watering or standing water in the bottom of your plant’s pot.

2. Unwanted Hitchhikers

Various insects may find their way into your home and onto your houseplants through open doors and windows. They can also come in through fresh flowers, fresh fruit or vegetables, new plants, or fresh potting soil. Inspect any new additions thoroughly, and if in doubt, To safeguard your indoor garden, quarantine new acquisitions to confirm they are not harboring any pests or laying eggs that could lead to infestation.

3. Stagnant Air

Poor air circulation around indoor plants can lead to increased moisture and an all-around cozy haven for pests to thrive. Without air currents to disperse them, insects can multiply rapidly, leading to full-blown infestations. Adding any kind of air circulation by use of fans or even fresh air can prevent stagnation.

As a general practice, inspect your plants regularly for any signs of pests, keep them clean and pruned so they’re beautiful for your home and less attractive for insects to settle in. Horticultural solutions such as neem oil or insecticidal soap can effectively spray away pests and protect your plants year-round.